add Pop/Pops functions for gset

fix: #112

.travis.yml

@@ -1,7 +1,6 @@
 language: go
 
 go:
-  - "1.10.x"
   - "1.11.x"
   - "1.12.x"
 
@@ -11,29 +10,29 @@ branches:
   - develop
 
 env:
-  - GO111MODULE=on
+- GO111MODULE=on
 
 services:
-  - mysql
-  - redis-server
+- mysql
+- redis-server
 
 addons:
   hosts:
-    - local
+  - local
 
 before_install:
-  - pwd
+- pwd
 
 install:
-  - cat /etc/hosts
+- cat /etc/hosts
 
 script:
-  - cd g
-  - GOARCH=386 go test -v ./...
-  - GOARCH=amd64 go test -v ./... -race -coverprofile=coverage.txt -covermode=atomic
+- cd g
+- GOARCH=386 go test -v ./...
+- GOARCH=amd64 go test -v ./... -race -coverprofile=coverage.txt -covermode=atomic
 
 after_success:
-  - bash <(curl -s https://codecov.io/bash)
+- bash <(curl -s https://codecov.io/bash)
 
 
 

README.MD

@@ -5,9 +5,8 @@
 [![Build Status](https://travis-ci.org/gogf/gf.svg?branch=master)](https://travis-ci.org/gogf/gf) 
 [![Go Report](https://goreportcard.com/badge/github.com/gogf/gf)](https://goreportcard.com/report/github.com/gogf/gf) 
 [![Code Coverage](https://codecov.io/gh/gogf/gf/branch/master/graph/badge.svg)](https://codecov.io/gh/gogf/gf/branch/master)
+[![Production Ready](https://img.shields.io/badge/production-ready-blue.svg)](https://github.com/gogf/gf)
 [![License](https://img.shields.io/github/license/gogf/gf.svg?style=flat)](https://github.com/gogf/gf)
-[![Language](https://img.shields.io/badge/language-go-blue.svg)](https://github.com/gogf/gf)
-[![Release](https://img.shields.io/github/release/gogf/gf.svg?style=flat)](https://github.com/gogf/gf/releases)
 
 <!--
 GoFrame is a modular, loose-coupled, production-ready and most-powerful application development framework of golang. Providing a series of core components and dozens of practical modules, such as: cache, logging, containers, timer, validator, database orm, etc. Supporting web server integrated with router, cookie, session, logger, configure, template, https, hooks, rewrites and many more features. 
@@ -31,7 +30,7 @@ golang version >= 1.9.2
 
 # Documentation
 
-* [GoDoc](https://godoc.org/github.com/gogf/gf)
+* [APIDoc](https://godoc.org/github.com/gogf/gf)
 * [中文文档](https://goframe.org)
 
 # Architecture
@@ -65,30 +64,38 @@ func main() {
 
 `GF` is licensed under the [MIT License](LICENSE), 100% free and open-source, forever.
 
+
 # Contributors
 
-- [johng](https://gitee.com/johng)
-- [zhaopengme](https://github.com/zhaopengme)
-- [wenzi1](https://gitee.com/wenzi1)
-- [zseeker](https://gitee.com/zseeker)
-- [ymrjqyy](https://gitee.com/ymrjqyy)
+- [aloncn](https://github.com/aloncn)
 - [chenyang351](https://github.com/chenyang351)
-- [wxkj](https://gitee.com/wxkj)
-- [wxkj001](https://github.com/wxkj001)
-- [zhangjinfu](https://gitee.com/zhangjinfu)
 - [garfieldkwong](https://gitee.com/garfieldkwong)
+- [hailaz](https://gitee.com/hailaz)
+- [johng](https://johng.cn)
+- [jroam](https://github.com/jroam)
+- [pibigstar](https://github.com/pibigstar)
 - [qq1054000800](https://gitee.com/qq1054000800)
+- [qq976739120](https://github.com/qq976739120)
+- [wenzi1](https://gitee.com/wenzi1)
+- [wxkj001](https://github.com/wxkj001)
+- [ymrjqyy](https://gitee.com/ymrjqyy)
+- [youyixiao](https://github.com/youyixiao)
+- [zhangjinfu](https://gitee.com/zhangjinfu)
+- [zhaopengme](https://github.com/zhaopengme)
+- [zseeker](https://gitee.com/zseeker)
 
 # Donators
 
+- [flyke-xu](https://gitee.com/flyke-xu)
+- [hailaz](https://gitee.com/hailaz)
+- [ireadx](https://github.com/ireadx)
+- [mg91](https://gitee.com/mg91)
+- [pibigstar](https://github.com/pibigstar)
 - [tiangenglan](https://gitee.com/tiangenglan)
+- [wxkj](https://gitee.com/wxkj)
 - [zhuhuan12](https://gitee.com/zhuhuan12)
 - [zfan_codes](https://gitee.com/zfan_codes)
-- [hailaz](https://gitee.com/hailaz)
-- [mg91](https://gitee.com/mg91)
-- [wxkj](https://gitee.com/wxkj)
-- [pibigstar](https://github.com/pibigstar)
-- [flyke-xu](https://gitee.com/flyke-xu)
+
 
 
 

README_ZH.MD

@@ -5,9 +5,8 @@
 [![Build Status](https://travis-ci.org/gogf/gf.svg?branch=master)](https://travis-ci.org/gogf/gf) 
 [![Go Report](https://goreportcard.com/badge/github.com/gogf/gf)](https://goreportcard.com/report/github.com/gogf/gf) 
 [![Code Coverage](https://codecov.io/gh/gogf/gf/branch/master/graph/badge.svg)](https://codecov.io/gh/gogf/gf/branch/master)
+[![Production Ready](https://img.shields.io/badge/production-ready-blue.svg)](https://github.com/gogf/gf)
 [![License](https://img.shields.io/github/license/gogf/gf.svg?style=flat)](https://github.com/gogf/gf)
-[![Language](https://img.shields.io/badge/language-go-blue.svg)](https://github.com/gogf/gf)
-[![Release](https://img.shields.io/github/release/gogf/gf.svg?style=flat)](https://github.com/gogf/gf/releases)
 
 `GF(Go Frame)`是一款模块化、松耦合、生产级Go应用开发框架。提供了常用的核心开发组件，如：缓存、日志、文件、时间、队列、数组、集合、字符串、定时器、命令行、文件锁、内存锁、对象池、连接池、数据校验、数据编码、文件监控、定时任务、数据库ORM、TCP/UDP组件、进程管理/通信、
 并发安全容器等等。并提供了Web服务开发的系列核心组件，如：Router、Cookie、Session、服务注册、配置管理、模板引擎等等，支持热重启、热更新、多域名、多端口、多服务、HTTPS、Rewrite等特性。
@@ -31,7 +30,6 @@ go get -u github.com/gogf/gf
 ```
 require github.com/gogf/gf latest
 ```
-> 如果您是从旧版本`1.x`升级到`1.5.0`那么请参考：[1.x升级到1.5.0](https://goframe.org/upgradeto150)
 
 # 限制
 ```shell
@@ -87,25 +85,32 @@ func main() {
 
 # 贡献者
 
-- [johng](https://gitee.com/johng)
-- [zhaopengme](https://github.com/zhaopengme)
-- [wenzi1](https://gitee.com/wenzi1)
-- [zseeker](https://gitee.com/zseeker)
-- [ymrjqyy](https://gitee.com/ymrjqyy)
+- [aloncn](https://github.com/aloncn)
 - [chenyang351](https://github.com/chenyang351)
-- [wxkj](https://gitee.com/wxkj)
-- [wxkj001](https://github.com/wxkj001)
-- [zhangjinfu](https://gitee.com/zhangjinfu)
 - [garfieldkwong](https://gitee.com/garfieldkwong)
+- [hailaz](https://gitee.com/hailaz)
+- [johng](https://johng.cn)
+- [jroam](https://github.com/jroam)
+- [pibigstar](https://github.com/pibigstar)
 - [qq1054000800](https://gitee.com/qq1054000800)
+- [qq976739120](https://github.com/qq976739120)
+- [wenzi1](https://gitee.com/wenzi1)
+- [wxkj001](https://github.com/wxkj001)
+- [ymrjqyy](https://gitee.com/ymrjqyy)
+- [youyixiao](https://github.com/youyixiao)
+- [zhangjinfu](https://gitee.com/zhangjinfu)
+- [zhaopengme](https://github.com/zhaopengme)
+- [zseeker](https://gitee.com/zseeker)
 
 # 捐赠者
 
+- [flyke-xu](https://gitee.com/flyke-xu)
+- [hailaz](https://gitee.com/hailaz)
+- [ireadx](https://github.com/ireadx)
+- [mg91](https://gitee.com/mg91)
+- [pibigstar](https://github.com/pibigstar)
 - [tiangenglan](https://gitee.com/tiangenglan)
+- [wxkj](https://gitee.com/wxkj)
 - [zhuhuan12](https://gitee.com/zhuhuan12)
 - [zfan_codes](https://gitee.com/zfan_codes)
-- [hailaz](https://gitee.com/hailaz)
-- [mg91](https://gitee.com/mg91)
-- [wxkj](https://gitee.com/wxkj)
-- [pibigstar](https://github.com/pibigstar)
-- [flyke-xu](https://gitee.com/flyke-xu)
+

RELEASE.MD

@@ -1,3 +1,51 @@
+# `v1.6.0` (2019-04-09)
+
+## 新功能/改进
+1. `gcron`定时任务模块增加运行日志记录功能：https://goframe.org/os/gcron/index
+1. `gredis`增加全局分组配置功能，并增加更多的配置选项`maxIdle/maxActive/idleTimeout/maxConnLifetime`：https://goframe.org/database/gredis/index
+1. `gcfg`模块增加更多的默认配置文件检索路径，并且增加全局分组配置特性，增加`Instance`单例方法：https://goframe.org/os/gcfg/index
+1. `gview`模块增加更多的默认配置文件检索路径，并且增加`Instance`单例方法：https://goframe.org/os/gview/index
+1. `ghttp`模块新功能及改进：
+    - 新增`CORS`HTTP(S)跨域请求特性: https://goframe.org/net/ghttp/cors
+    - 增加`TLSConfig`配置功能；
+    - 去掉路由注册方法的`error`返回值，当产生注册错误时直接终端打印错误/输出到日志文件；
+    - 增加在`HTTP Code 302`跳转时的`Set-Cookie`支持；
+    - 增加对`SESSION ID`的安全性检查；
+    - 增加对基于`HTTPS`的`WebSocket`支持（`WSS`）：https://goframe.org/net/ghttp/websocket/index
+    - `Request`对象增加`Error`方法，用于输出自定义错误信息到`WebServer`错误日志中；
+    - 其他一些改进；
+1. `gdb`模块新功能及改进：
+    - 新增`Instance`单例管理方法；
+    - 新增`Structs/Scan`链式操作方法，`gdb.DB/TX`新增`GetStructs/GetScan`方法，用于结果集`struct`/`slice`映射转换：https://goframe.org/database/gdb/chaining
+    - 新增`Safe`链式操作方法（默认非并发安全），用于链式安全控制：https://goframe.org/database/gdb/chaining
+    - `Where`链式操作方法改进：
+        - 方法支持任意的`string/map/slice/struct/*struct`类型；
+        - 逻辑调整，当链式操作中存在多个`Where`方法调用时，自动转换为`And`条件；
+        - 支持`slice`条件参数，常用在`SELECT IN`查询中，例如：`Where("uid IN(?)", g.Slice{1,2,3})`；
+        - 支持在`map`类型条件参数的`key`中传递条件，例如：`Where(g.Map{"uid>?", uid})`；
+1. `gconv`及`gvalid`模块改进并去掉对私有`struct`方法属性的转换/校验；
+1. `gconv.Map`转换方法新增对`json tag`: `-`, `omitempty`的支持: https://goframe.org/util/gconv/map
+1. `gstr`模块新增 `ReplaceI/ReplaceIByArray/ReplaceIByMap`大小写非敏感替换方法；
+1. `gutil`模块增加`IsEmpty`方法，用于判断给定变量是否为空（整型0, 布尔false, slice/map长度为0, 其他为nil的情况，判断为空），并增加快捷方法`g.IsEmpty`；
+1. `gutil`模块增加`Export`方法，用于导出返回格式化打印的变量内容字符串，并增加快捷方法`g.Export`；
+1. `gspath`增加缓存及非缓存检索检索方法`Search`/`SearchWithCache`；
+1. `gjson`模块增加默认的`UseNumber`功能支持；
+1. `gmap`增加`SetIfNotExistFunc/SetIfNotExistFuncLock`方法；
+1. 迁移`greuseport`模块到新的仓库：https://github.com/gogf/greuseport
+1. 大量的单元测试完善；
+
+## Bug Fix
+1. 修复`gqueue`模块的资源竞争问题；
+1. 修复`gconv.GTime`转换失败问题；
+1. 修复`gconv.String`在转换`int`参数时字节溢出问题；
+1. 修复`ghttp.Request`的`HTTP Basic Auth`校验问题；
+1. 修复`gxml`针对于非`UTF-8`编码内容转换的并发安全问题；
+1. 修复`gtime`部分`Format`（`G`&`j`）格式失效问题；
+1. 修复`gudp.Conn`对象的`RemoteAddr`获取客户端连接地址方法问题；
+1. 修复`gmap/gcache`模块的`GetOrSetFuncLock`方法，增加对回调方法返回值的`nil`判断，只有非nil返回值才会被保存；
+
+
+
 # `v1.5.8` (2019-02-28)
 
 ## 新特性

TODO.MD

@@ -1,23 +1,16 @@
 # ON THE WAY
 1. 增加图形验证码支持，至少支持数字和英文字母；
-1. 增加热编译工具，提高开发环境的开发/测试效率（媲美PHP开发效率）；
-1. 增加可选择性的orm tag特性，用以数据表记录与struct对象转换的键名属性映射；
-1. ghttp.Response增加输出内容后自动退出当前请求机制，不需要用户手动return，参考beego如何实现；
 1. Cookie&Session数据池化处理；
 1. ghttp.Client增加proxy特性；
 1. gtime增加对时区转换的封装，并简化失去转换时对类似+80500时区的支持；
 1. orm增加sqlite对Save方法的支持(去掉触发器语句);
 1. ghttp.Server增加Ip访问控制功能(DenyIps&AllowIps)；
-1. ghttp路由功能增加分组路由特性；
 1. ghttp增加返回数据压缩机制；
 1. gview中的template标签失效问题；
-1. gfile文件stat信息使用gfsnotify进行缓存更新改进；
 1. ghttp.Server增加proxy功能特性，本地proxy和远程proxy，本地即将路由规则映射；远程即反向代理；
 1. gjson对大json数据的解析效率问题；
 1. ghttp增加route name特性，并同时支持backend和template(提供内置函数)引用，可以通过RedirectRoute方法给定route name和路由参数跳转到指定的路由地址上；
-1. ghttp.Client自动Close机制；
 1. gvalid校验支持当第一个规则失败后便不再校验后续的规则，最好做成链式操作；
-1. 检查ghttp.Server超时问题；
 1. gvalid增加支持对[]rune的长度校验(一个中文占3个字节)；
 1. ghttp.Request增加对输入参数的自动HtmlEncode机制；
 1. 常量命名风格根据golint进行修改；
@@ -36,31 +29,22 @@
     - https://github.com/Masterminds/sprig
 1. gform参考 https://gohouse.github.io/gorose/dist/index.html 进行改进
 1. gtcp提供简便的包发送/接收方法(SendPkg/RecvPkg)以解决常见的TCP通信粘包问题，并完善文档（参考：https://www.cnblogs.com/kex1n/p/6502002.html）；
-1. gfile对于文件的读写强行使用了gfpool，在某些场景下不合适，需要考虑剥离开，并为开发者提供单独的指针池文件操作特性；
 1. 路由增加不区分大小写得匹配方式；
-1. str_ireplace: http://php.net/manual/en/function.str-ireplace.php
-1. strpos/stripos/strrpos/strripos: http://php.net/manual/en/function.stripos.php
 1. 改进WebServer获取POST参数处理逻辑，当提交非form数据时，例如json数据，针对某些方法可以直接解析；
 1. WebServer增加可选择的路由覆盖配置，默认情况下不覆盖；
-1. gkafka这个包比较重，未来从框架中剥离出来；
 1. grpool性能压测结果变慢的问题；
 1. 增加jumplist的数据结构容器；
 1. DelayQueue/PriorityQueue；
-1. gconv针对struct的转换增加json tag支持，gconv.Map默认也支持json tag, 完善开发文档；
-1. 增加SO_REUSEPORT的支持；
 1. 权限管理模块；
 1. 从ghttp中剥离SESSION功能构成单独的模块gsession；
 1. 改进gproc进程间通信处理逻辑，提高稳定性，以应对进程间大批量的数据发送/接收；
-1. gdb的Data方法支持struct参数传入；
-1. gfcache依旧使用gcache作为缓存控制对象，不要使用gmap；
-1. 增加对ghttp路由注册的{.struct}/{.method}单元测试；
-1. 更新跨域请求CORS相关功能文档；
 1. ghttp的热重启的本地进程端口监听，在不使用该特性时默认关闭掉；
-1. gcfg包目前允许添加重复的目录路径，需要在SetPath/AddPath时判断重复性，不能添加重复的路径；
-1. gdb执行数据写入时，如果参数为struct/[]struct，自动映射与表字段对应关系，不再使用gconv标签标识；
-
-
-
+1. gtcp增加对TLS加密通信的支持；
+1. 添加Save/Replace/BatchSave/BatchReplace方法对sqlite数据库的支持；
+1. 添加sqlite数据库的单元测试用例；
+1. gredis增加cluster支持；
+1. gset.Add/Remove/Contains方法增加批量操作支持；
+1. gmlock增加手动清理机制：当内存锁不再使用时，由调用端决定是否清理内存锁；
 
 # DONE
 1.  gconv完善针对不同类型的判断，例如：尽量减少sprintf("%v", xxx)来执行string类型的转换；
@@ -119,4 +103,19 @@
 1. gform对于MySQL字段类型为datetime类型的时区问题分析；
 1. 改进证书打开失败时的WebServer错误提示，前置HOOK校验后关闭后续的HOOK逻辑执行；
 1. 目前WebServer的HOOK是按照优先级执行的，需要增加覆盖特性；
-
+1. 更新跨域请求CORS相关功能文档；
+1. ghttp.Response增加输出内容后自动退出当前请求机制，不需要用户手动return，参考beego如何实现；
+1. gcfg包目前允许添加重复的目录路径，需要在SetPath/AddPath时判断重复性，不能添加重复的路径；
+1. gdb执行数据写入时，如果参数为struct/[]struct，自动映射与表字段对应关系，不再使用gconv标签标识；
+1. gdb的Data方法支持struct参数传入；
+1. gfcache依旧使用gcache作为缓存控制对象，不要使用gmap；
+1. 增加对ghttp路由注册的{.struct}/{.method}单元测试；
+1. gconv针对struct的转换增加json tag支持，gconv.Map默认也支持json tag, 完善开发文档；
+1. 增加SO_REUSEPORT的支持；
+1. gkafka这个包比较重，未来从框架中剥离出来；
+1. str_ireplace: http://php.net/manual/en/function.str-ireplace.php
+1. strpos/stripos/strrpos/strripos: http://php.net/manual/en/function.stripos.php
+1. gfile对于文件的读写强行使用了gfpool，在某些场景下不合适，需要考虑剥离开，并为开发者提供单独的指针池文件操作特性；
+1. ghttp.Client自动Close机制；
+1. ghttp路由功能增加分组路由特性；
+1. 增加可选择性的orm tag特性，用以数据表记录与struct对象转换的键名属性映射；

g/container/garray/garray.go

@@ -4,8 +4,6 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://github.com/gogf/gf.
 
-// Package garray provides kinds of concurrent-safe(alternative) arrays.
-//
-// 并发安全数组.
+// Package garray provides concurrent-safe/unsafe arrays.
 package garray
 

g/container/garray/garray_normal_int.go

@@ -8,7 +8,8 @@ package garray
 
 import (
     "bytes"
-    "github.com/gogf/gf/g/internal/rwmutex"
+	"fmt"
+	"github.com/gogf/gf/g/internal/rwmutex"
     "github.com/gogf/gf/g/util/gconv"
     "github.com/gogf/gf/g/util/grand"
     "math"
@@ -16,24 +17,20 @@ import (
 )
 
 type IntArray struct {
-	mu    *rwmutex.RWMutex // 互斥锁
-	array []int            // 底层数组
+	mu    *rwmutex.RWMutex
+	array []int
 }
 
-// Create an empty array.
-// The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 创建一个空的数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// NewIntArray creates and returns an empty array.
+// The param <unsafe> used to specify whether using array in un-concurrent-safety,
+// which is false in default.
 func NewIntArray(unsafe...bool) *IntArray {
 	return NewIntArraySize(0, 0, unsafe...)
 }
 
-// Create an array with given size and cap.
+// NewIntArraySize create and returns an array with given size and cap.
 // The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 创建一个指定大小的数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// which is false in default.
 func NewIntArraySize(size int, cap int, unsafe...bool) *IntArray {
     return &IntArray{
         mu    : rwmutex.New(unsafe...),
@@ -41,11 +38,9 @@ func NewIntArraySize(size int, cap int, unsafe...bool) *IntArray {
     }
 }
 
-// Create an array with given slice <array>.
+// NewIntArrayFrom creates and returns an array with given slice <array>.
 // The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 通过给定的slice变量创建数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// which is false in default.
 func NewIntArrayFrom(array []int, unsafe...bool) *IntArray {
 	return &IntArray{
         mu    : rwmutex.New(unsafe...),
@@ -53,11 +48,9 @@ func NewIntArrayFrom(array []int, unsafe...bool) *IntArray {
     }
 }
 
-// Create an array from a copy of given slice <array>.
+// NewIntArrayFromCopy creates and returns an array from a copy of given slice <array>.
 // The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 通过给定的slice拷贝创建数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// which is false in default.
 func NewIntArrayFromCopy(array []int, unsafe...bool) *IntArray {
     newArray := make([]int, len(array))
     copy(newArray, array)
@@ -67,9 +60,8 @@ func NewIntArrayFromCopy(array []int, unsafe...bool) *IntArray {
     }
 }
 
-// Get value by index.
-//
-// 获取指定索引的数据项, 调用方注意判断数组边界。
+// Get returns the value of the specified index,
+// the caller should notice the boundary of the array.
 func (a *IntArray) Get(index int) int {
 	a.mu.RLock()
 	defer a.mu.RUnlock()
@@ -77,9 +69,7 @@ func (a *IntArray) Get(index int) int {
 	return value
 }
 
-// Set value by index.
-//
-// 设置指定索引的数据项, 调用方注意判断数组边界。
+// Set sets value to specified index.
 func (a *IntArray) Set(index int, value int) *IntArray {
 	a.mu.Lock()
 	defer a.mu.Unlock()
@@ -87,9 +77,7 @@ func (a *IntArray) Set(index int, value int) *IntArray {
 	return a
 }
 
-// Set the underlying slice array with the given <array> param.
-//
-// 设置底层数组变量.
+// SetArray sets the underlying slice array with the given <array>.
 func (a *IntArray) SetArray(array []int) *IntArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -97,9 +85,7 @@ func (a *IntArray) SetArray(array []int) *IntArray {
     return a
 }
 
-// Replace the array items by given <array> from the beginning of array.
-//
-// 使用指定数组替换到对应的索引元素值.
+// Replace replaces the array items by given <array> from the beginning of array.
 func (a *IntArray) Replace(array []int) *IntArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -113,9 +99,7 @@ func (a *IntArray) Replace(array []int) *IntArray {
     return a
 }
 
-// Calculate the sum of values in an array.
-//
-// 对数组中的元素项求和。
+// Sum returns the sum of values in an array.
 func (a *IntArray) Sum() (sum int) {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -125,11 +109,9 @@ func (a *IntArray) Sum() (sum int) {
     return
 }
 
-// Sort the array in increasing order.
+// Sort sorts the array in increasing order.
 // The param <reverse> controls whether sort
 // in increasing order(default) or decreasing order
-//
-// 将数组排序(默认从低到高).
 func (a *IntArray) Sort(reverse...bool) *IntArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -146,9 +128,7 @@ func (a *IntArray) Sort(reverse...bool) *IntArray {
     return a
 }
 
-// Sort the array by custom function <less>.
-//
-// 使用自定义的排序函数将数组重新排序.
+// SortFunc sorts the array by custom function <less>.
 func (a *IntArray) SortFunc(less func(v1, v2 int) bool) *IntArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -158,9 +138,7 @@ func (a *IntArray) SortFunc(less func(v1, v2 int) bool) *IntArray {
     return a
 }
 
-// Insert the <value> to the front of <index>.
-//
-// 在当前索引位置前插入一个数据项, 调用方注意判断数组边界。
+// InsertBefore inserts the <value> to the front of <index>.
 func (a *IntArray) InsertBefore(index int, value int) *IntArray {
 	a.mu.Lock()
 	defer a.mu.Unlock()
@@ -170,9 +148,7 @@ func (a *IntArray) InsertBefore(index int, value int) *IntArray {
     return a
 }
 
-// Insert the <value> to the back of <index>.
-//
-// 在当前索引位置前插入一个数据项, 调用方注意判断数组边界。
+// InsertAfter inserts the <value> to the back of <index>.
 func (a *IntArray) InsertAfter(index int, value int) *IntArray {
 	a.mu.Lock()
 	defer a.mu.Unlock()
@@ -182,13 +158,11 @@ func (a *IntArray) InsertAfter(index int, value int) *IntArray {
     return a
 }
 
-// Remove an item by index.
-//
-// 删除指定索引的数据项, 调用方注意判断数组边界。
+// Remove removes an item by index.
 func (a *IntArray) Remove(index int) int {
 	a.mu.Lock()
 	defer a.mu.Unlock()
-	// 边界删除判断，以提高删除效率
+	// Determine array boundaries when deleting to improve deletion efficiency.
 	if index == 0 {
 		value  := a.array[0]
 		a.array = a.array[1 : ]
@@ -198,15 +172,15 @@ func (a *IntArray) Remove(index int) int {
 		a.array = a.array[: index]
 		return value
 	}
-	// 如果非边界删除，会涉及到数组创建，那么删除的效率差一些
+	// If it is a non-boundary delete,
+	// it will involve the creation of an array,
+	// then the deletion is less efficient.
 	value  := a.array[index]
 	a.array = append(a.array[ : index], a.array[index + 1 : ]...)
 	return value
 }
 
-// Push new items to the beginning of array.
-//
-// 将数据项添加到数组的最左端(索引为0)。
+// PushLeft pushes one or multiple items to the beginning of array.
 func (a *IntArray) PushLeft(value...int) *IntArray {
     a.mu.Lock()
     a.array = append(value, a.array...)
@@ -214,9 +188,8 @@ func (a *IntArray) PushLeft(value...int) *IntArray {
     return a
 }
 
-// Push new items to the end of array.
-//
-// 将数据项添加到数组的最右端(索引为length - 1), 等于: Append。
+// PushRight pushes one or multiple items to the end of array.
+// It equals to Append.
 func (a *IntArray) PushRight(value...int) *IntArray {
     a.mu.Lock()
     a.array = append(a.array, value...)
@@ -224,9 +197,7 @@ func (a *IntArray) PushRight(value...int) *IntArray {
     return a
 }
 
-// Pop an item from the beginning of array.
-//
-// 将最左端(索引为0)的数据项移出数组，并返回该数据项。
+// PopLeft pops and returns an item from the beginning of array.
 func (a *IntArray) PopLeft() int {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -235,9 +206,7 @@ func (a *IntArray) PopLeft() int {
     return value
 }
 
-// Pop an item from the end of array.
-//
-// 将最右端(索引为length - 1)的数据项移出数组，并返回该数据项。
+// PopRight pops and returns an item from the end of array.
 func (a *IntArray) PopRight() int {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -247,16 +216,12 @@ func (a *IntArray) PopRight() int {
     return value
 }
 
-// PopRand picks an random item out of array.
-//
-// 随机将一个数据项移出数组，并返回该数据项。
+// PopRand randomly pops and return an item out of array.
 func (a *IntArray) PopRand() int {
     return a.Remove(grand.Intn(len(a.array)))
 }
 
-// PopRands picks <size> items out of array.
-//
-// 随机将size个数据项移出数组，并返回该数据项。
+// PopRands randomly pops and returns <size> items out of array.
 func (a *IntArray) PopRands(size int) []int {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -272,9 +237,7 @@ func (a *IntArray) PopRands(size int) []int {
     return array
 }
 
-// Pop <size> items from the beginning of array.
-//
-// 将最左端(首部)的size个数据项移出数组，并返回该数据项。
+// PopLefts pops and returns <size> items from the beginning of array.
 func (a *IntArray) PopLefts(size int) []int {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -287,9 +250,7 @@ func (a *IntArray) PopLefts(size int) []int {
     return value
 }
 
-// Pop <size> items from the end of array.
-//
-// 将最右端(尾部)的size个数据项移出数组，并返回该数据项
+// PopRights pops and returns <size> items from the end of array.
 func (a *IntArray) PopRights(size int) []int {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -302,11 +263,9 @@ func (a *IntArray) PopRights(size int) []int {
     return value
 }
 
-// Get items by range, returns array[start:end].
-// Be aware that, if in concurrent-safe usage, it returns a copy of slice;
+// Range picks and returns items by range, like array[start:end].
+// Notice, if in concurrent-safe usage, it returns a copy of slice;
 // else a pointer to the underlying data.
-//
-// 将最右端(尾部)的size个数据项移出数组，并返回该数据项
 func (a *IntArray) Range(start, end int) []int {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -333,8 +292,6 @@ func (a *IntArray) Range(start, end int) []int {
 }
 
 // See PushRight.
-//
-// 追加数据项, 等于: PushRight。
 func (a *IntArray) Append(value...int) *IntArray {
 	a.mu.Lock()
 	a.array = append(a.array, value...)
@@ -342,9 +299,7 @@ func (a *IntArray) Append(value...int) *IntArray {
     return a
 }
 
-// Get the length of array.
-//
-// 数组长度。
+// Len returns the length of array.
 func (a *IntArray) Len() int {
 	a.mu.RLock()
 	length := len(a.array)
@@ -352,11 +307,9 @@ func (a *IntArray) Len() int {
 	return length
 }
 
-// Get the underlying data of array.
-// Be aware that, if in concurrent-safe usage, it returns a copy of slice;
+// Slice returns the underlying data of array.
+// Notice, if in concurrent-safe usage, it returns a copy of slice;
 // else a pointer to the underlying data.
-//
-// 返回原始数据数组.
 func (a *IntArray) Slice() []int {
 	array := ([]int)(nil)
 	if a.mu.IsSafe() {
@@ -370,9 +323,7 @@ func (a *IntArray) Slice() []int {
 	return array
 }
 
-// Return a new array, which is a copy of current array.
-//
-// 克隆当前数组，返回当前数组的一个拷贝。
+// Clone returns a new array, which is a copy of current array.
 func (a *IntArray) Clone() (newArray *IntArray) {
     a.mu.RLock()
     array := make([]int, len(a.array))
@@ -381,9 +332,7 @@ func (a *IntArray) Clone() (newArray *IntArray) {
     return NewIntArrayFrom(array, !a.mu.IsSafe())
 }
 
-// Clear array.
-//
-// 清空数据数组。
+// Clear deletes all items of current array.
 func (a *IntArray) Clear() *IntArray {
 	a.mu.Lock()
 	if len(a.array) > 0 {
@@ -393,17 +342,13 @@ func (a *IntArray) Clear() *IntArray {
     return a
 }
 
-// Check whether a value exists in the array.
-//
-// 查找指定数值是否存在。
+// Contains checks whether a value exists in the array.
 func (a *IntArray) Contains(value int) bool {
     return a.Search(value) != -1
 }
 
-
-// Search array by <value>, returns the index of <value>, returns -1 if not exists.
-//
-// 查找指定数值的索引位置，返回索引位置，如果查找不到则返回-1。
+// Search searches array by <value>, returns the index of <value>,
+// or returns -1 if not exists.
 func (a *IntArray) Search(value int) int {
 	if len(a.array) == 0 {
 		return -1
@@ -421,9 +366,7 @@ func (a *IntArray) Search(value int) int {
 	return result
 }
 
-// Unique the array, clear repeated values.
-//
-// 清理数组中重复的元素项。
+// Unique uniques the array, clear repeated items.
 func (a *IntArray) Unique() *IntArray {
 	a.mu.Lock()
 	for i := 0; i < len(a.array) - 1; i++ {
@@ -437,9 +380,7 @@ func (a *IntArray) Unique() *IntArray {
 	return a
 }
 
-// Lock writing by callback function f.
-//
-// 使用自定义方法执行加锁修改操作。
+// LockFunc locks writing by callback function <f>.
 func (a *IntArray) LockFunc(f func(array []int)) *IntArray {
 	a.mu.Lock()
 	defer a.mu.Unlock()
@@ -447,9 +388,7 @@ func (a *IntArray) LockFunc(f func(array []int)) *IntArray {
     return a
 }
 
-// Lock reading by callback function f.
-//
-// 使用自定义方法执行加锁读取操作。
+// RLockFunc locks reading by callback function <f>.
 func (a *IntArray) RLockFunc(f func(array []int)) *IntArray {
 	a.mu.RLock()
 	defer a.mu.RUnlock()
@@ -457,11 +396,10 @@ func (a *IntArray) RLockFunc(f func(array []int)) *IntArray {
     return a
 }
 
-// Merge two arrays. The parameter <array> can be any garray type or slice type.
+// Merge merges <array> into current array.
+// The parameter <array> can be any garray or slice type.
 // The difference between Merge and Append is Append supports only specified slice type,
-// but Merge supports more variable types.
-//
-// 合并两个数组, 支持任意的garray数组类型及slice类型.
+// but Merge supports more parameter types.
 func (a *IntArray) Merge(array interface{}) *IntArray {
     switch v := array.(type) {
         case *Array:             a.Append(gconv.Ints(v.Slice())...)
@@ -476,10 +414,8 @@ func (a *IntArray) Merge(array interface{}) *IntArray {
     return a
 }
 
-// Fills an array with num entries of the value of the value parameter,
-// keys starting at the startIndex parameter.
-//
-// 用value参数的值将数组填充num个条目，位置由startIndex参数指定的开始。
+// Fill fills an array with num entries of the value <value>,
+// keys starting at the <startIndex> parameter.
 func (a *IntArray) Fill(startIndex int, num int, value int) *IntArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -496,10 +432,9 @@ func (a *IntArray) Fill(startIndex int, num int, value int) *IntArray {
     return a
 }
 
-// Chunks an array into arrays with size elements.
+// Chunk splits an array into multiple arrays,
+// the size of each array is determined by <size>.
 // The last chunk may contain less than size elements.
-//
-// 将一个数组分割成多个数组，其中每个数组的单元数目由size决定。最后一个数组的单元数目可能会少于size个。
 func (a *IntArray) Chunk(size int) [][]int {
     if size < 1 {
         return nil
@@ -520,14 +455,10 @@ func (a *IntArray) Chunk(size int) [][]int {
     return n
 }
 
-// Pad array to the specified length with a value.
+// Pad pads array to the specified length with <value>.
 // If size is positive then the array is padded on the right, or negative on the left.
-// If the absolute value of size is less than or equal to the length of the array
+// If the absolute value of <size> is less than or equal to the length of the array
 // then no padding takes place.
-//
-// 返回数组的一个拷贝，并用value将其填补到size指定的长度。
-// 如果size为正数，则填补到数组的右侧，如果为负数则从左侧开始填补。
-// 如果size的绝对值小于或等于数组的长度则没有任何填补。
 func (a *IntArray) Pad(size int, value int) *IntArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -551,12 +482,9 @@ func (a *IntArray) Pad(size int, value int) *IntArray {
     return a
 }
 
-// Extract a slice of the array(If in concurrent safe usage,
-// it returns a copy of the slice; else a pointer).
-// It returns the sequence of elements from the array array as specified
-// by the offset and length parameters.
-//
-// 返回根据offset和size参数所指定的数组中的一段序列。
+// SubSlice returns a slice of elements from the array as specified
+// by the <offset> and <size> parameters.
+// If in concurrent safe usage, it returns a copy of the slice; else a pointer.
 func (a *IntArray) SubSlice(offset, size int) []int {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -575,18 +503,14 @@ func (a *IntArray) SubSlice(offset, size int) []int {
     }
 }
 
-// Rand gets one random entry from array.
-//
-// 从数组中随机获得1个元素项(不删除)。
+// Rand randomly returns one item from array(no deleting).
 func (a *IntArray) Rand() int {
     a.mu.RLock()
     defer a.mu.RUnlock()
     return a.array[grand.Intn(len(a.array))]
 }
 
-// Rands gets one or more random entries from array(a copy).
-//
-// 从数组中随机拷贝size个元素项，构成slice返回。
+// Rands randomly returns <size> items from array(no deleting).
 func (a *IntArray) Rands(size int) []int {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -603,9 +527,7 @@ func (a *IntArray) Rands(size int) []int {
     return n
 }
 
-// Randomly shuffles the array.
-//
-// 随机打乱当前数组。
+// Shuffle randomly shuffles the array.
 func (a *IntArray) Shuffle() *IntArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -615,9 +537,7 @@ func (a *IntArray) Shuffle() *IntArray {
     return a
 }
 
-// Make array with elements in reverse order.
-//
-// 将当前数组反转。
+// Reverse makes array with elements in reverse order.
 func (a *IntArray) Reverse() *IntArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -627,9 +547,7 @@ func (a *IntArray) Reverse() *IntArray {
     return a
 }
 
-// Join array elements with a string.
-//
-// 使用glue字符串串连当前数组的元素项，构造成新的字符串返回。
+// Join joins array elements with a string <glue>.
 func (a *IntArray) Join(glue string) string {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -641,4 +559,22 @@ func (a *IntArray) Join(glue string) string {
         }
     }
     return buffer.String()
+}
+
+// CountValues counts the number of occurrences of all values in the array.
+func (a *IntArray) CountValues() map[int]int {
+	m := make(map[int]int)
+	a.mu.RLock()
+	defer a.mu.RUnlock()
+	for _, v := range a.array {
+		m[v]++
+	}
+	return m
+}
+
+// String returns current array as a string.
+func (a *IntArray) String() string {
+	a.mu.RLock()
+	defer a.mu.RUnlock()
+	return fmt.Sprint(a.array)
 }

g/container/garray/garray_normal_interface.go

@@ -17,15 +17,13 @@ import (
 )
 
 type Array struct {
-    mu    *rwmutex.RWMutex  // 互斥锁
-    array []interface{}     // 底层数组
+    mu    *rwmutex.RWMutex
+    array []interface{}
 }
 
-// Create an empty array.
-// The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 创建一个空的数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// New creates and returns an empty array.
+// The param <unsafe> used to specify whether using array in un-concurrent-safety,
+// which is false in default.
 func New(unsafe...bool) *Array {
     return NewArraySize(0, 0, unsafe...)
 }
@@ -35,11 +33,9 @@ func NewArray(unsafe...bool) *Array {
     return NewArraySize(0, 0, unsafe...)
 }
 
-// Create an array with given size and cap.
+// NewArraySize create and returns an array with given size and cap.
 // The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 创建一个指定大小的数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// which is false in default.
 func NewArraySize(size int, cap int, unsafe...bool) *Array {
     return &Array{
         mu    : rwmutex.New(unsafe...),
@@ -57,11 +53,9 @@ func NewFromCopy(array []interface{}, unsafe...bool) *Array {
     return NewArrayFromCopy(array, unsafe...)
 }
 
-// Create an array with given slice <array>.
+// NewArrayFrom creates and returns an array with given slice <array>.
 // The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 通过给定的slice变量创建数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// which is false in default.
 func NewArrayFrom(array []interface{}, unsafe...bool) *Array {
     return &Array{
         mu    : rwmutex.New(unsafe...),
@@ -69,11 +63,9 @@ func NewArrayFrom(array []interface{}, unsafe...bool) *Array {
     }
 }
 
-// Create an array from a copy of given slice <array>.
+// NewArrayFromCopy creates and returns an array from a copy of given slice <array>.
 // The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 通过给定的slice拷贝创建数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// which is false in default.
 func NewArrayFromCopy(array []interface{}, unsafe...bool) *Array {
     newArray := make([]interface{}, len(array))
     copy(newArray, array)
@@ -83,9 +75,8 @@ func NewArrayFromCopy(array []interface{}, unsafe...bool) *Array {
     }
 }
 
-// Get value by index.
-//
-// 获取指定索引的数据项, 调用方注意判断数组边界
+// Get returns the value of the specified index,
+// the caller should notice the boundary of the array.
 func (a *Array) Get(index int) interface{} {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -93,9 +84,7 @@ func (a *Array) Get(index int) interface{} {
     return value
 }
 
-// Set value by index.
-//
-// 设置指定索引的数据项, 调用方注意判断数组边界
+// Set sets value to specified index.
 func (a *Array) Set(index int, value interface{}) *Array {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -103,9 +92,7 @@ func (a *Array) Set(index int, value interface{}) *Array {
     return a
 }
 
-// Set the underlying slice array with the given <array> param.
-//
-// 设置底层数组变量.
+// SetArray sets the underlying slice array with the given <array>.
 func (a *Array) SetArray(array []interface{}) *Array {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -113,9 +100,7 @@ func (a *Array) SetArray(array []interface{}) *Array {
     return a
 }
 
-// Replace the array items by given <array> from the beginning of array.
-//
-// 使用指定数组替换到对应的索引元素值.
+// Replace replaces the array items by given <array> from the beginning of array.
 func (a *Array) Replace(array []interface{}) *Array {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -129,9 +114,7 @@ func (a *Array) Replace(array []interface{}) *Array {
     return a
 }
 
-// Calculate the sum of values in an array.
-//
-// 对数组中的元素项求和(将元素值转换为int类型后叠加)。
+// Sum returns the sum of values in an array.
 func (a *Array) Sum() (sum int) {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -141,9 +124,7 @@ func (a *Array) Sum() (sum int) {
     return
 }
 
-// Sort the array by custom function <less>.
-//
-// 使用自定义的排序函数将数组重新排序.
+// SortFunc sorts the array by custom function <less>.
 func (a *Array) SortFunc(less func(v1, v2 interface{}) bool) *Array {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -153,9 +134,7 @@ func (a *Array) SortFunc(less func(v1, v2 interface{}) bool) *Array {
     return a
 }
 
-// Insert the <value> to the front of <index>.
-//
-// 在当前索引位置前插入一个数据项, 调用方注意判断数组边界。
+// InsertBefore inserts the <value> to the front of <index>.
 func (a *Array) InsertBefore(index int, value interface{}) *Array {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -165,9 +144,7 @@ func (a *Array) InsertBefore(index int, value interface{}) *Array {
     return a
 }
 
-// Insert the <value> to the back of <index>.
-//
-// 在当前索引位置前插入一个数据项, 调用方注意判断数组边界。
+// InsertAfter inserts the <value> to the back of <index>.
 func (a *Array) InsertAfter(index int, value interface{}) *Array {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -177,13 +154,11 @@ func (a *Array) InsertAfter(index int, value interface{}) *Array {
     return a
 }
 
-// Remove an item by index.
-//
-// 删除指定索引的数据项, 调用方注意判断数组边界。
+// Remove removes an item by index.
 func (a *Array) Remove(index int) interface{} {
     a.mu.Lock()
     defer a.mu.Unlock()
-    // 边界删除判断，以提高删除效率
+	// Determine array boundaries when deleting to improve deletion efficiency。
     if index == 0 {
         value  := a.array[0]
         a.array = a.array[1 : ]
@@ -193,15 +168,15 @@ func (a *Array) Remove(index int) interface{} {
         a.array = a.array[: index]
         return value
     }
-    // 如果非边界删除，会涉及到数组创建，那么删除的效率差一些
+	// If it is a non-boundary delete,
+	// it will involve the creation of an array,
+	// then the deletion is less efficient.
     value  := a.array[index]
     a.array = append(a.array[ : index], a.array[index + 1 : ]...)
     return value
 }
 
-// Push new items to the beginning of array.
-//
-// 将数据项添加到数组的最左端(索引为0)。
+// PushLeft pushes one or multiple items to the beginning of array.
 func (a *Array) PushLeft(value...interface{}) *Array {
     a.mu.Lock()
     a.array = append(value, a.array...)
@@ -209,9 +184,8 @@ func (a *Array) PushLeft(value...interface{}) *Array {
     return a
 }
 
-// Push new items to the end of array.
-//
-// 将数据项添加到数组的最右端(索引为length - 1), 等于: Append。
+// PushRight pushes one or multiple items to the end of array.
+// It equals to Append.
 func (a *Array) PushRight(value...interface{}) *Array {
     a.mu.Lock()
     a.array = append(a.array, value...)
@@ -219,16 +193,12 @@ func (a *Array) PushRight(value...interface{}) *Array {
     return a
 }
 
-// PopRand picks an random item out of array.
-//
-// 随机将一个数据项移出数组，并返回该数据项。
+// PopRand randomly pops and return an item out of array.
 func (a *Array) PopRand() interface{} {
     return a.Remove(grand.Intn(len(a.array)))
 }
 
-// PopRands picks <size> items out of array.
-//
-// 随机将size个数据项移出数组，并返回该数据项。
+// PopRands randomly pops and returns <size> items out of array.
 func (a *Array) PopRands(size int) []interface{} {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -244,9 +214,7 @@ func (a *Array) PopRands(size int) []interface{} {
     return array
 }
 
-// Pop an item from the beginning of array.
-//
-// 将最左端(索引为0)的数据项移出数组，并返回该数据项。
+// PopLeft pops and returns an item from the beginning of array.
 func (a *Array) PopLeft() interface{} {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -255,9 +223,7 @@ func (a *Array) PopLeft() interface{} {
     return value
 }
 
-// Pop an item from the end of array.
-//
-// 将最右端(索引为length - 1)的数据项移出数组，并返回该数据项。
+// PopRight pops and returns an item from the end of array.
 func (a *Array) PopRight() interface{} {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -267,9 +233,7 @@ func (a *Array) PopRight() interface{} {
     return value
 }
 
-// Pop <size> items from the beginning of array.
-//
-// 将最左端(首部)的size个数据项移出数组，并返回该数据项
+// PopLefts pops and returns <size> items from the beginning of array.
 func (a *Array) PopLefts(size int) []interface{} {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -282,9 +246,7 @@ func (a *Array) PopLefts(size int) []interface{} {
     return value
 }
 
-// Pop <size> items from the end of array.
-//
-// 将最右端(尾部)的size个数据项移出数组，并返回该数据项
+// PopRights pops and returns <size> items from the end of array.
 func (a *Array) PopRights(size int) []interface{} {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -297,11 +259,9 @@ func (a *Array) PopRights(size int) []interface{} {
     return value
 }
 
-// Get items by range, returns array[start:end].
-// Be aware that, if in concurrent-safe usage, it returns a copy of slice;
+// Range picks and returns items by range, like array[start:end].
+// Notice, if in concurrent-safe usage, it returns a copy of slice;
 // else a pointer to the underlying data.
-//
-// 将最右端(尾部)的size个数据项移出数组，并返回该数据项
 func (a *Array) Range(start, end int) []interface{} {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -328,16 +288,12 @@ func (a *Array) Range(start, end int) []interface{} {
 }
 
 // See PushRight.
-//
-// 追加数据项, 等于: PushRight。
 func (a *Array) Append(value...interface{}) *Array {
     a.PushRight(value...)
     return a
 }
 
-// Get the length of array.
-//
-// 数组长度。
+// Len returns the length of array.
 func (a *Array) Len() int {
     a.mu.RLock()
     length := len(a.array)
@@ -345,11 +301,9 @@ func (a *Array) Len() int {
     return length
 }
 
-// Get the underlying data of array.
-// Be aware that, if in concurrent-safe usage, it returns a copy of slice;
+// Slice returns the underlying data of array.
+// Notice, if in concurrent-safe usage, it returns a copy of slice;
 // else a pointer to the underlying data.
-//
-// 返回原始数据数组.
 func (a *Array) Slice() []interface{} {
     array := ([]interface{})(nil)
     if a.mu.IsSafe() {
@@ -363,9 +317,7 @@ func (a *Array) Slice() []interface{} {
     return array
 }
 
-// Return a new array, which is a copy of current array.
-//
-// 克隆当前数组，返回当前数组的一个拷贝。
+// Clone returns a new array, which is a copy of current array.
 func (a *Array) Clone() (newArray *Array) {
     a.mu.RLock()
     array := make([]interface{}, len(a.array))
@@ -374,9 +326,7 @@ func (a *Array) Clone() (newArray *Array) {
     return NewArrayFrom(array, !a.mu.IsSafe())
 }
 
-// Clear array.
-//
-// 清空数据数组
+// Clear deletes all items of current array.
 func (a *Array) Clear() *Array {
     a.mu.Lock()
     if len(a.array) > 0 {
@@ -386,16 +336,13 @@ func (a *Array) Clear() *Array {
     return a
 }
 
-// Check whether a value exists in the array.
-//
-// 查找指定数值是否存在
+// Contains checks whether a value exists in the array.
 func (a *Array) Contains(value interface{}) bool {
     return a.Search(value) != -1
 }
 
-// Search array by <value>, returns the index of <value>, returns -1 if not exists.
-//
-// 查找指定数值的索引位置，返回索引位置，如果查找不到则返回-1
+// Search searches array by <value>, returns the index of <value>,
+// or returns -1 if not exists.
 func (a *Array) Search(value interface{}) int {
     if len(a.array) == 0 {
         return -1
@@ -413,9 +360,7 @@ func (a *Array) Search(value interface{}) int {
     return result
 }
 
-// Unique the array, clear repeated values.
-//
-// 清理数组中重复的元素项
+// Unique uniques the array, clear repeated items.
 func (a *Array) Unique() *Array {
     a.mu.Lock()
     for i := 0; i < len(a.array) - 1; i++ {
@@ -429,9 +374,7 @@ func (a *Array) Unique() *Array {
     return a
 }
 
-// Lock writing by callback function f.
-//
-// 使用自定义方法执行加锁修改操作
+// LockFunc locks writing by callback function <f>.
 func (a *Array) LockFunc(f func(array []interface{})) *Array {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -439,9 +382,7 @@ func (a *Array) LockFunc(f func(array []interface{})) *Array {
     return a
 }
 
-// Lock reading by callback function f.
-//
-// 使用自定义方法执行加锁读取操作
+// RLockFunc locks reading by callback function <f>.
 func (a *Array) RLockFunc(f func(array []interface{})) *Array {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -449,11 +390,10 @@ func (a *Array) RLockFunc(f func(array []interface{})) *Array {
     return a
 }
 
-// Merge two arrays. The parameter <array> can be any garray type or slice type.
+// Merge merges <array> into current array.
+// The parameter <array> can be any garray or slice type.
 // The difference between Merge and Append is Append supports only specified slice type,
-// but Merge supports more variable types.
-//
-// 合并两个数组, 支持任意的garray数组类型及slice类型.
+// but Merge supports more parameter types.
 func (a *Array) Merge(array interface{}) *Array {
     switch v := array.(type) {
         case *Array:             a.Append(gconv.Interfaces(v.Slice())...)
@@ -468,10 +408,8 @@ func (a *Array) Merge(array interface{}) *Array {
     return a
 }
 
-// Fills an array with num entries of the value of the value parameter,
-// keys starting at the start_index parameter.
-//
-// 用value参数的值将数组填充num个条目，位置由startIndex参数指定的开始。
+// Fill fills an array with num entries of the value <value>,
+// keys starting at the <startIndex> parameter.
 func (a *Array) Fill(startIndex int, num int, value interface{}) *Array {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -488,10 +426,9 @@ func (a *Array) Fill(startIndex int, num int, value interface{}) *Array {
     return a
 }
 
-// Chunks an array into arrays with size elements.
+// Chunk splits an array into multiple arrays,
+// the size of each array is determined by <size>.
 // The last chunk may contain less than size elements.
-//
-// 将一个数组分割成多个数组，其中每个数组的单元数目由size决定。最后一个数组的单元数目可能会少于size个。
 func (a *Array) Chunk(size int) [][]interface{} {
     if size < 1 {
         return nil
@@ -512,15 +449,10 @@ func (a *Array) Chunk(size int) [][]interface{} {
     return n
 }
 
-// Pad array to the specified length with a value.
-// If size is positive then the array is padded on the right,
-// if it's negative then on the left.
-// If the absolute value of size is less than or equal to the length of the array
+// Pad pads array to the specified length with <value>.
+// If size is positive then the array is padded on the right, or negative on the left.
+// If the absolute value of <size> is less than or equal to the length of the array
 // then no padding takes place.
-//
-// 返回数组的一个拷贝，并用value将其填补到size指定的长度。
-// 如果size为正数，则填补到数组的右侧，如果为负数则从左侧开始填补。
-// 如果size的绝对值小于或等于数组的长度则没有任何填补。
 func (a *Array) Pad(size int, val interface{}) *Array {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -544,10 +476,9 @@ func (a *Array) Pad(size int, val interface{}) *Array {
     return a
 }
 
-// Extract a slice of the array(If in concurrent safe usage, it returns a copy of the slice; else a pointer).
-// It returns the sequence of elements from the array array as specified by the offset and length parameters.
-//
-// 返回根据offset和size参数所指定的数组中的一段序列。
+// SubSlice returns a slice of elements from the array as specified
+// by the <offset> and <size> parameters.
+// If in concurrent safe usage, it returns a copy of the slice; else a pointer.
 func (a *Array) SubSlice(offset, size int) []interface{} {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -566,18 +497,14 @@ func (a *Array) SubSlice(offset, size int) []interface{} {
     }
 }
 
-// Rand gets one random entry from array.
-//
-// 从数组中随机获得1个元素项(不删除)。
+// Rand randomly returns one item from array(no deleting).
 func (a *Array) Rand() interface{} {
     a.mu.RLock()
     defer a.mu.RUnlock()
     return a.array[grand.Intn(len(a.array))]
 }
 
-// Rands gets one or more random entries from array(a copy).
-//
-// 从数组中随机拷贝size个元素项，构成slice返回。
+// Rands randomly returns <size> items from array(no deleting).
 func (a *Array) Rands(size int) []interface{} {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -594,9 +521,7 @@ func (a *Array) Rands(size int) []interface{} {
     return n
 }
 
-// Randomly shuffles the array.
-//
-// 随机打乱当前数组。
+// Shuffle randomly shuffles the array.
 func (a *Array) Shuffle() *Array {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -606,9 +531,7 @@ func (a *Array) Shuffle() *Array {
     return a
 }
 
-// Make array with elements in reverse order.
-//
-// 将当前数组反转。
+// Reverse makes array with elements in reverse order.
 func (a *Array) Reverse() *Array {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -618,9 +541,7 @@ func (a *Array) Reverse() *Array {
     return a
 }
 
-// Join array elements with a string.
-//
-// 使用glue字符串串连当前数组的元素项，构造成新的字符串返回。
+// Join joins array elements with a string <glue>.
 func (a *Array) Join(glue string) string {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -634,9 +555,7 @@ func (a *Array) Join(glue string) string {
     return buffer.String()
 }
 
-// Counts all the values of an array.
-//
-// 统计数组中所有的值出现的次数.
+// CountValues counts the number of occurrences of all values in the array.
 func (a *Array) CountValues() map[interface{}]int {
     m := make(map[interface{}]int)
     a.mu.RLock()
@@ -648,8 +567,6 @@ func (a *Array) CountValues() map[interface{}]int {
 }
 
 // String returns current array as a string.
-//
-// 将当前数组转换为字符串返回。
 func (a *Array) String() string {
     a.mu.RLock()
     defer a.mu.RUnlock()

g/container/garray/garray_normal_string.go

@@ -8,7 +8,8 @@ package garray
 
 import (
     "bytes"
-    "github.com/gogf/gf/g/internal/rwmutex"
+	"fmt"
+	"github.com/gogf/gf/g/internal/rwmutex"
     "github.com/gogf/gf/g/util/gconv"
     "github.com/gogf/gf/g/util/grand"
     "math"
@@ -17,24 +18,20 @@ import (
 )
 
 type StringArray struct {
-	mu    *rwmutex.RWMutex // 互斥锁
-	array []string         // 底层数组
+	mu    *rwmutex.RWMutex
+	array []string
 }
 
-// Create an empty array.
-// The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 创建一个空的数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// NewStringArray creates and returns an empty array.
+// The param <unsafe> used to specify whether using array in un-concurrent-safety,
+// which is false in default.
 func NewStringArray(unsafe...bool) *StringArray {
     return NewStringArraySize(0, 0, unsafe...)
 }
 
-// Create an array with given size and cap.
+// NewStringArraySize create and returns an array with given size and cap.
 // The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 创建一个指定大小的数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// which is false in default.
 func NewStringArraySize(size int, cap int, unsafe...bool) *StringArray {
     return &StringArray{
         mu    : rwmutex.New(unsafe...),
@@ -42,11 +39,9 @@ func NewStringArraySize(size int, cap int, unsafe...bool) *StringArray {
     }
 }
 
-// Create an array with given slice <array>.
+// NewStringArrayFrom creates and returns an array with given slice <array>.
 // The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 通过给定的slice变量创建数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// which is false in default.
 func NewStringArrayFrom(array []string, unsafe...bool) *StringArray {
 	return &StringArray {
 		mu    : rwmutex.New(unsafe...),
@@ -54,11 +49,9 @@ func NewStringArrayFrom(array []string, unsafe...bool) *StringArray {
 	}
 }
 
-// Create an array from a copy of given slice <array>.
+// NewStringArrayFromCopy creates and returns an array from a copy of given slice <array>.
 // The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 通过给定的slice拷贝创建数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// which is false in default.
 func NewStringArrayFromCopy(array []string, unsafe...bool) *StringArray {
     newArray := make([]string, len(array))
     copy(newArray, array)
@@ -68,9 +61,8 @@ func NewStringArrayFromCopy(array []string, unsafe...bool) *StringArray {
     }
 }
 
-// Get value by index.
-//
-// 获取指定索引的数据项, 调用方注意判断数组边界。
+// Get returns the value of the specified index,
+// the caller should notice the boundary of the array.
 func (a *StringArray) Get(index int) string {
 	a.mu.RLock()
 	defer a.mu.RUnlock()
@@ -78,9 +70,7 @@ func (a *StringArray) Get(index int) string {
 	return value
 }
 
-// Set value by index.
-//
-// 设置指定索引的数据项, 调用方注意判断数组边界。
+// Set sets value to specified index.
 func (a *StringArray) Set(index int, value string) *StringArray {
 	a.mu.Lock()
 	defer a.mu.Unlock()
@@ -88,9 +78,7 @@ func (a *StringArray) Set(index int, value string) *StringArray {
     return a
 }
 
-// Set the underlying slice array with the given <array> param.
-//
-// 设置底层数组变量.
+// SetArray sets the underlying slice array with the given <array>.
 func (a *StringArray) SetArray(array []string) *StringArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -98,9 +86,7 @@ func (a *StringArray) SetArray(array []string) *StringArray {
     return a
 }
 
-// Replace the array items by given <array> from the beginning of array.
-//
-// 使用指定数组替换到对应的索引元素值.
+// Replace replaces the array items by given <array> from the beginning of array.
 func (a *StringArray) Replace(array []string) *StringArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -114,9 +100,7 @@ func (a *StringArray) Replace(array []string) *StringArray {
     return a
 }
 
-// Calculate the sum of values in an array.
-//
-// 对数组中的元素项求和(将元素值转换为int类型后叠加)。
+// Sum returns the sum of values in an array.
 func (a *StringArray) Sum() (sum int) {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -126,11 +110,9 @@ func (a *StringArray) Sum() (sum int) {
     return
 }
 
-// Sort the array in increasing order.
+// Sort sorts the array in increasing order.
 // The param <reverse> controls whether sort
 // in increasing order(default) or decreasing order
-//
-// 将数组排序(默认从低到高).
 func (a *StringArray) Sort(reverse...bool) *StringArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -147,9 +129,7 @@ func (a *StringArray) Sort(reverse...bool) *StringArray {
     return a
 }
 
-// Sort the array by custom function <less>.
-//
-// 使用自定义的排序函数将数组重新排序.
+// SortFunc sorts the array by custom function <less>.
 func (a *StringArray) SortFunc(less func(v1, v2 string) bool) *StringArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -159,9 +139,7 @@ func (a *StringArray) SortFunc(less func(v1, v2 string) bool) *StringArray {
     return a
 }
 
-// Insert the <value> to the front of <index>.
-//
-// 在当前索引位置前插入一个数据项, 调用方注意判断数组边界。
+// InsertBefore inserts the <value> to the front of <index>.
 func (a *StringArray) InsertBefore(index int, value string) *StringArray {
 	a.mu.Lock()
 	defer a.mu.Unlock()
@@ -171,9 +149,7 @@ func (a *StringArray) InsertBefore(index int, value string) *StringArray {
     return a
 }
 
-// Insert the <value> to the back of <index>.
-//
-// 在当前索引位置前插入一个数据项, 调用方注意判断数组边界。
+// InsertAfter inserts the <value> to the back of <index>.
 func (a *StringArray) InsertAfter(index int, value string) *StringArray {
 	a.mu.Lock()
 	defer a.mu.Unlock()
@@ -183,13 +159,11 @@ func (a *StringArray) InsertAfter(index int, value string) *StringArray {
     return a
 }
 
-// Remove an item by index.
-//
-// 删除指定索引的数据项, 调用方注意判断数组边界。
+// Remove removes an item by index.
 func (a *StringArray) Remove(index int) string {
 	a.mu.Lock()
 	defer a.mu.Unlock()
-	// 边界删除判断，以提高删除效率
+	// Determine array boundaries when deleting to improve deletion efficiency。
 	if index == 0 {
 		value  := a.array[0]
 		a.array = a.array[1 : ]
@@ -199,15 +173,15 @@ func (a *StringArray) Remove(index int) string {
 		a.array = a.array[: index]
 		return value
 	}
-	// 如果非边界删除，会涉及到数组创建，那么删除的效率差一些
+	// If it is a non-boundary delete,
+	// it will involve the creation of an array,
+	// then the deletion is less efficient.
 	value  := a.array[index]
 	a.array = append(a.array[ : index], a.array[index + 1 : ]...)
 	return value
 }
 
-// Push new items to the beginning of array.
-//
-// 将数据项添加到数组的最左端(索引为0)。
+// PushLeft pushes one or multiple items to the beginning of array.
 func (a *StringArray) PushLeft(value...string) *StringArray {
     a.mu.Lock()
     a.array = append(value, a.array...)
@@ -215,9 +189,8 @@ func (a *StringArray) PushLeft(value...string) *StringArray {
     return a
 }
 
-// Push new items to the end of array.
-//
-// 将数据项添加到数组的最右端(索引为length - 1), 等于: Append。
+// PushRight pushes one or multiple items to the end of array.
+// It equals to Append.
 func (a *StringArray) PushRight(value...string) *StringArray {
     a.mu.Lock()
     a.array = append(a.array, value...)
@@ -225,9 +198,7 @@ func (a *StringArray) PushRight(value...string) *StringArray {
     return a
 }
 
-// Pop an item from the beginning of array.
-//
-// 将最左端(索引为0)的数据项移出数组，并返回该数据项。
+// PopLeft pops and returns an item from the beginning of array.
 func (a *StringArray) PopLeft() string {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -236,9 +207,7 @@ func (a *StringArray) PopLeft() string {
     return value
 }
 
-// Pop an item from the end of array.
-//
-// 将最右端(索引为length - 1)的数据项移出数组，并返回该数据项。
+// PopRight pops and returns an item from the end of array.
 func (a *StringArray) PopRight() string {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -248,16 +217,12 @@ func (a *StringArray) PopRight() string {
     return value
 }
 
-// PopRand picks an random item out of array.
-//
-// 随机将一个数据项移出数组，并返回该数据项。
+// PopRand randomly pops and return an item out of array.
 func (a *StringArray) PopRand() string {
     return a.Remove(grand.Intn(len(a.array)))
 }
 
-// PopRands picks <size> items out of array.
-//
-// 随机将size个数据项移出数组，并返回该数据项。
+// PopRands randomly pops and returns <size> items out of array.
 func (a *StringArray) PopRands(size int) []string {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -273,9 +238,7 @@ func (a *StringArray) PopRands(size int) []string {
     return array
 }
 
-// Pop <size> items from the beginning of array.
-//
-// 将最左端(首部)的size个数据项移出数组，并返回该数据项
+// PopLefts pops and returns <size> items from the beginning of array.
 func (a *StringArray) PopLefts(size int) []string {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -288,9 +251,7 @@ func (a *StringArray) PopLefts(size int) []string {
     return value
 }
 
-// Pop <size> items from the end of array.
-//
-// 将最右端(尾部)的size个数据项移出数组，并返回该数据项
+// PopRights pops and returns <size> items from the end of array.
 func (a *StringArray) PopRights(size int) []string {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -303,11 +264,9 @@ func (a *StringArray) PopRights(size int) []string {
     return value
 }
 
-// Get items by range, returns array[start:end].
-// Be aware that, if in concurrent-safe usage, it returns a copy of slice;
+// Range picks and returns items by range, like array[start:end].
+// Notice, if in concurrent-safe usage, it returns a copy of slice;
 // else a pointer to the underlying data.
-//
-// 将最右端(尾部)的size个数据项移出数组，并返回该数据项
 func (a *StringArray) Range(start, end int) []string {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -334,8 +293,6 @@ func (a *StringArray) Range(start, end int) []string {
 }
 
 // See PushRight.
-//
-// 追加数据项, 等于: PushRight。
 func (a *StringArray) Append(value...string) *StringArray {
 	a.mu.Lock()
 	a.array = append(a.array, value...)
@@ -343,9 +300,7 @@ func (a *StringArray) Append(value...string) *StringArray {
     return a
 }
 
-// Get the length of array.
-//
-// 数组长度。
+// Len returns the length of array.
 func (a *StringArray) Len() int {
 	a.mu.RLock()
 	length := len(a.array)
@@ -353,11 +308,9 @@ func (a *StringArray) Len() int {
 	return length
 }
 
-// Get the underlying data of array.
-// Be aware that, if in concurrent-safe usage, it returns a copy of slice;
+// Slice returns the underlying data of array.
+// Notice, if in concurrent-safe usage, it returns a copy of slice;
 // else a pointer to the underlying data.
-//
-// 返回原始数据数组.
 func (a *StringArray) Slice() []string {
 	array := ([]string)(nil)
 	if a.mu.IsSafe() {
@@ -371,9 +324,7 @@ func (a *StringArray) Slice() []string {
 	return array
 }
 
-// Return a new array, which is a copy of current array.
-//
-// 克隆当前数组，返回当前数组的一个拷贝。
+// Clone returns a new array, which is a copy of current array.
 func (a *StringArray) Clone() (newArray *StringArray) {
     a.mu.RLock()
     array := make([]string, len(a.array))
@@ -382,9 +333,7 @@ func (a *StringArray) Clone() (newArray *StringArray) {
     return NewStringArrayFrom(array, !a.mu.IsSafe())
 }
 
-// Clear array.
-//
-// 清空数据数组。
+// Clear deletes all items of current array.
 func (a *StringArray) Clear() *StringArray {
     a.mu.Lock()
     if len(a.array) > 0 {
@@ -394,16 +343,13 @@ func (a *StringArray) Clear() *StringArray {
     return a
 }
 
-// Check whether a value exists in the array.
-//
-// 查找指定数值是否存在。
+// Contains checks whether a value exists in the array.
 func (a *StringArray) Contains(value string) bool {
     return a.Search(value) != -1
 }
 
-// Search array by <value>, returns the index of <value>, returns -1 if not exists.
-//
-// 查找指定数值的索引位置，返回索引位置，如果查找不到则返回-1。
+// Search searches array by <value>, returns the index of <value>,
+// or returns -1 if not exists.
 func (a *StringArray) Search(value string) int {
 	if len(a.array) == 0 {
 		return -1
@@ -420,9 +366,7 @@ func (a *StringArray) Search(value string) int {
 	return result
 }
 
-// Unique the array, clear repeated values.
-//
-// 清理数组中重复的元素项。
+// Unique uniques the array, clear repeated items.
 func (a *StringArray) Unique() *StringArray {
 	a.mu.Lock()
 	for i := 0; i < len(a.array) - 1; i++ {
@@ -436,9 +380,7 @@ func (a *StringArray) Unique() *StringArray {
 	return a
 }
 
-// Lock writing by callback function f.
-//
-// 使用自定义方法执行加锁修改操作。
+// LockFunc locks writing by callback function <f>.
 func (a *StringArray) LockFunc(f func(array []string)) *StringArray {
 	a.mu.Lock()
 	defer a.mu.Unlock()
@@ -446,9 +388,7 @@ func (a *StringArray) LockFunc(f func(array []string)) *StringArray {
     return a
 }
 
-// Lock reading by callback function f.
-//
-// 使用自定义方法执行加锁读取操作。
+// RLockFunc locks reading by callback function <f>.
 func (a *StringArray) RLockFunc(f func(array []string)) *StringArray {
 	a.mu.RLock()
 	defer a.mu.RUnlock()
@@ -456,11 +396,10 @@ func (a *StringArray) RLockFunc(f func(array []string)) *StringArray {
     return a
 }
 
-// Merge two arrays. The parameter <array> can be any garray type or slice type.
+// Merge merges <array> into current array.
+// The parameter <array> can be any garray or slice type.
 // The difference between Merge and Append is Append supports only specified slice type,
-// but Merge supports more variable types.
-//
-// 合并两个数组, 支持任意的garray数组类型及slice类型.
+// but Merge supports more parameter types.
 func (a *StringArray) Merge(array interface{}) *StringArray {
     switch v := array.(type) {
         case *Array:             a.Append(gconv.Strings(v.Slice())...)
@@ -475,10 +414,8 @@ func (a *StringArray) Merge(array interface{}) *StringArray {
     return a
 }
 
-// Fills an array with num entries of the value of the value parameter,
-// keys starting at the start_index parameter.
-//
-// 用value参数的值将数组填充num个条目，位置由startIndex参数指定的开始。
+// Fill fills an array with num entries of the value <value>,
+// keys starting at the <startIndex> parameter.
 func (a *StringArray) Fill(startIndex int, num int, value string) *StringArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -495,10 +432,9 @@ func (a *StringArray) Fill(startIndex int, num int, value string) *StringArray {
     return a
 }
 
-// Chunks an array into arrays with size elements.
+// Chunk splits an array into multiple arrays,
+// the size of each array is determined by <size>.
 // The last chunk may contain less than size elements.
-//
-// 将一个数组分割成多个数组，其中每个数组的单元数目由size决定。最后一个数组的单元数目可能会少于size个。
 func (a *StringArray) Chunk(size int) [][]string {
     if size < 1 {
         return nil
@@ -519,15 +455,10 @@ func (a *StringArray) Chunk(size int) [][]string {
     return n
 }
 
-// Pad array to the specified length with a value.
-// If size is positive then the array is padded on the right,
-// if it's negative then on the left.
-// If the absolute value of size is less than or equal to the length of the array
+// Pad pads array to the specified length with <value>.
+// If size is positive then the array is padded on the right, or negative on the left.
+// If the absolute value of <size> is less than or equal to the length of the array
 // then no padding takes place.
-//
-// 返回数组的一个拷贝，并用value将其填补到size指定的长度。
-// 如果size为正数，则填补到数组的右侧，如果为负数则从左侧开始填补。
-// 如果size的绝对值小于或等于数组的长度则没有任何填补。
 func (a *StringArray) Pad(size int, value string) *StringArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -551,12 +482,9 @@ func (a *StringArray) Pad(size int, value string) *StringArray {
     return a
 }
 
-// Extract a slice of the array(If in concurrent safe usage,
-// it returns a copy of the slice; else a pointer).
-// It returns the sequence of elements from the array array as specified
-// by the offset and length parameters.
-//
-// 返回根据offset和size参数所指定的数组中的一段序列。
+// SubSlice returns a slice of elements from the array as specified
+// by the <offset> and <size> parameters.
+// If in concurrent safe usage, it returns a copy of the slice; else a pointer.
 func (a *StringArray) SubSlice(offset, size int) []string {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -575,18 +503,14 @@ func (a *StringArray) SubSlice(offset, size int) []string {
     }
 }
 
-// Rand gets one random entry from array.
-//
-// 从数组中随机获得1个元素项(不删除)。
+// Rand randomly returns one item from array(no deleting).
 func (a *StringArray) Rand() string {
     a.mu.RLock()
     defer a.mu.RUnlock()
     return a.array[grand.Intn(len(a.array))]
 }
 
-// Rands gets one or more random entries from array(a copy).
-//
-// 从数组中随机拷贝size个元素项，构成slice返回。
+// Rands randomly returns <size> items from array(no deleting).
 func (a *StringArray) Rands(size int) []string {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -603,9 +527,7 @@ func (a *StringArray) Rands(size int) []string {
     return n
 }
 
-// Randomly shuffles the array.
-//
-// 随机打乱当前数组。
+// Shuffle randomly shuffles the array.
 func (a *StringArray) Shuffle() *StringArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -615,9 +537,7 @@ func (a *StringArray) Shuffle() *StringArray {
     return a
 }
 
-// Make array with elements in reverse order.
-//
-// 将当前数组反转。
+// Reverse makes array with elements in reverse order.
 func (a *StringArray) Reverse() *StringArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -627,9 +547,7 @@ func (a *StringArray) Reverse() *StringArray {
     return a
 }
 
-// Join array elements with a string.
-//
-// 使用glue字符串串连当前数组的元素项，构造成新的字符串返回。
+// Join joins array elements with a string <glue>.
 func (a *StringArray) Join(glue string) string {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -643,3 +561,20 @@ func (a *StringArray) Join(glue string) string {
     return buffer.String()
 }
 
+// CountValues counts the number of occurrences of all values in the array.
+func (a *StringArray) CountValues() map[string]int {
+	m := make(map[string]int)
+	a.mu.RLock()
+	defer a.mu.RUnlock()
+	for _, v := range a.array {
+		m[v]++
+	}
+	return m
+}
+
+// String returns current array as a string.
+func (a *StringArray) String() string {
+	a.mu.RLock()
+	defer a.mu.RUnlock()
+	return fmt.Sprint(a.array)
+}

g/container/garray/garray_sorted_int.go

@@ -8,7 +8,8 @@ package garray
 
 import (
     "bytes"
-    "github.com/gogf/gf/g/container/gtype"
+	"fmt"
+	"github.com/gogf/gf/g/container/gtype"
     "github.com/gogf/gf/g/internal/rwmutex"
     "github.com/gogf/gf/g/util/gconv"
     "github.com/gogf/gf/g/util/grand"
@@ -16,28 +17,24 @@ import (
     "sort"
 )
 
-// 默认按照从小到大进行排序
+// It's using increasing order in default.
 type SortedIntArray struct {
-    mu          *rwmutex.RWMutex     // 互斥锁
-    array       []int                // 底层数组
-    unique      *gtype.Bool          // 是否要求不能重复(默认false)
-    compareFunc func(v1, v2 int) int // 比较函数，返回值 -1: v1 < v2；0: v1 == v2；1: v1 > v2
+    mu          *rwmutex.RWMutex
+    array       []int
+    unique      *gtype.Bool          // Whether enable unique feature(false)
+    compareFunc func(v1, v2 int) int // Comparison function(it returns -1: v1 < v2; 0: v1 == v2; 1: v1 > v2)
 }
 
-// Create an empty sorted array.
-// The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 创建一个空的排序数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// NewSortedIntArray creates and returns an empty sorted array.
+// The param <unsafe> used to specify whether using array in un-concurrent-safety,
+// which is false in default.
 func NewSortedIntArray(unsafe...bool) *SortedIntArray {
     return NewSortedIntArraySize(0, unsafe...)
 }
 
-// Create a sorted array with given size and cap.
+// NewSortedIntArraySize create and returns an sorted array with given size and cap.
 // The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 创建一个指定大小的排序数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// which is false in default.
 func NewSortedIntArraySize(cap int, unsafe...bool) *SortedIntArray {
     return &SortedIntArray {
         mu          : rwmutex.New(unsafe...),
@@ -55,11 +52,9 @@ func NewSortedIntArraySize(cap int, unsafe...bool) *SortedIntArray {
     }
 }
 
-// Create an array with given slice <array>.
+// NewIntArrayFrom creates and returns an sorted array with given slice <array>.
 // The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 通过给定的slice变量创建排序数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// which is false in default.
 func NewSortedIntArrayFrom(array []int, unsafe...bool) *SortedIntArray {
     a := NewSortedIntArraySize(0, unsafe...)
     a.array = array
@@ -67,11 +62,9 @@ func NewSortedIntArrayFrom(array []int, unsafe...bool) *SortedIntArray {
     return a
 }
 
-// Create an array from a copy of given slice <array>.
+// NewSortedIntArrayFromCopy creates and returns an sorted array from a copy of given slice <array>.
 // The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 通过给定的slice拷贝创建数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// which is false in default.
 func NewSortedIntArrayFromCopy(array []int, unsafe...bool) *SortedIntArray {
     newArray := make([]int, len(array))
     copy(newArray, array)
@@ -81,9 +74,7 @@ func NewSortedIntArrayFromCopy(array []int, unsafe...bool) *SortedIntArray {
     }
 }
 
-// Set the underlying slice array with the given <array> param.
-//
-// 设置底层数组变量.
+// SetArray sets the underlying slice array with the given <array>.
 func (a *SortedIntArray) SetArray(array []int) *SortedIntArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -92,9 +83,9 @@ func (a *SortedIntArray) SetArray(array []int) *SortedIntArray {
     return a
 }
 
-// Sort the array in increasing order.
-//
-// 将数组排序(默认从低到高).
+// Sort sorts the array in increasing order.
+// The param <reverse> controls whether sort
+// in increasing order(default) or decreasing order.
 func (a *SortedIntArray) Sort() *SortedIntArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -102,9 +93,7 @@ func (a *SortedIntArray) Sort() *SortedIntArray {
     return a
 }
 
-// And values to sorted array, the array always keeps sorted.
-//
-// 添加数据项.
+// Add adds one or multiple values to sorted array, the array always keeps sorted.
 func (a *SortedIntArray) Add(values...int) *SortedIntArray {
     if len(values) == 0 {
         return a
@@ -120,7 +109,6 @@ func (a *SortedIntArray) Add(values...int) *SortedIntArray {
             a.array = append(a.array, value)
             continue
         }
-        // 加到指定索引后面
         if cmp > 0 {
             index++
         }
@@ -131,9 +119,8 @@ func (a *SortedIntArray) Add(values...int) *SortedIntArray {
     return a
 }
 
-// Get value by index.
-//
-// 获取指定索引的数据项, 调用方注意判断数组边界。
+// Get returns the value of the specified index,
+// the caller should notice the boundary of the array.
 func (a *SortedIntArray) Get(index int) int {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -141,13 +128,11 @@ func (a *SortedIntArray) Get(index int) int {
     return value
 }
 
-// Remove an item by index.
-//
-// 删除指定索引的数据项, 调用方注意判断数组边界。
+// Remove removes an item by index.
 func (a *SortedIntArray) Remove(index int) int {
     a.mu.Lock()
     defer a.mu.Unlock()
-    // 边界删除判断，以提高删除效率
+	// Determine array boundaries when deleting to improve deletion efficiency.
     if index == 0 {
         value  := a.array[0]
         a.array = a.array[1 : ]
@@ -157,15 +142,15 @@ func (a *SortedIntArray) Remove(index int) int {
         a.array = a.array[: index]
         return value
     }
-    // 如果非边界删除，会涉及到数组创建，那么删除的效率差一些
+	// If it is a non-boundary delete,
+	// it will involve the creation of an array,
+	// then the deletion is less efficient.
     value  := a.array[index]
     a.array = append(a.array[ : index], a.array[index + 1 : ]...)
     return value
 }
 
-// Push new items to the beginning of array.
-//
-// 将数据项添加到数组的最左端(索引为0)。
+// PopLeft pops and returns an item from the beginning of array.
 func (a *SortedIntArray) PopLeft() int {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -174,9 +159,7 @@ func (a *SortedIntArray) PopLeft() int {
     return value
 }
 
-// Push new items to the end of array.
-//
-// 将数据项添加到数组的最右端(索引为length - 1)。
+// PopRight pops and returns an item from the end of array.
 func (a *SortedIntArray) PopRight() int {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -186,16 +169,12 @@ func (a *SortedIntArray) PopRight() int {
     return value
 }
 
-// PopRand picks an random item out of array.
-//
-// 随机将一个数据项移出数组，并返回该数据项。
+// PopRand randomly pops and return an item out of array.
 func (a *SortedIntArray) PopRand() int {
     return a.Remove(grand.Intn(len(a.array)))
 }
 
-// PopRands picks <size> items out of array.
-//
-// 随机将size个数据项移出数组，并返回该数据项。
+// PopRands randomly pops and returns <size> items out of array.
 func (a *SortedIntArray) PopRands(size int) []int {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -211,9 +190,7 @@ func (a *SortedIntArray) PopRands(size int) []int {
     return array
 }
 
-// Pop <size> items from the beginning of array.
-//
-// 将最左端(首部)的size个数据项移出数组，并返回该数据项
+// PopLefts pops and returns <size> items from the beginning of array.
 func (a *SortedIntArray) PopLefts(size int) []int {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -226,9 +203,7 @@ func (a *SortedIntArray) PopLefts(size int) []int {
     return value
 }
 
-// Pop <size> items from the end of array.
-//
-// 将最右端(尾部)的size个数据项移出数组，并返回该数据项
+// PopRights pops and returns <size> items from the end of array.
 func (a *SortedIntArray) PopRights(size int) []int {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -241,11 +216,9 @@ func (a *SortedIntArray) PopRights(size int) []int {
     return value
 }
 
-// Get items by range, returns array[start:end].
-// Be aware that, if in concurrent-safe usage, it returns a copy of slice;
+// Range picks and returns items by range, like array[start:end].
+// Notice, if in concurrent-safe usage, it returns a copy of slice;
 // else a pointer to the underlying data.
-//
-// 将最右端(尾部)的size个数据项移出数组，并返回该数据项
 func (a *SortedIntArray) Range(start, end int) []int {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -271,9 +244,7 @@ func (a *SortedIntArray) Range(start, end int) []int {
     return array
 }
 
-// Get the length of array.
-//
-// 数组长度。
+// Len returns the length of array.
 func (a *SortedIntArray) Len() int {
     a.mu.RLock()
     length := len(a.array)
@@ -281,9 +252,7 @@ func (a *SortedIntArray) Len() int {
     return length
 }
 
-// Calculate the sum of values in an array.
-//
-// 对数组中的元素项求和。
+// Sum returns the sum of values in an array.
 func (a *SortedIntArray) Sum() (sum int) {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -293,11 +262,9 @@ func (a *SortedIntArray) Sum() (sum int) {
     return
 }
 
-// Get the underlying data of array.
-// Be aware that, if in concurrent-safe usage, it returns a copy of slice;
+// Slice returns the underlying data of array.
+// Notice, if in concurrent-safe usage, it returns a copy of slice;
 // else a pointer to the underlying data.
-//
-// 返回原始数据数组.
 func (a *SortedIntArray) Slice() []int {
     array := ([]int)(nil)
     if a.mu.IsSafe() {
@@ -311,24 +278,19 @@ func (a *SortedIntArray) Slice() []int {
     return array
 }
 
-// Check whether a value exists in the array.
-//
-// 查找指定数值是否存在。
+// Contains checks whether a value exists in the array.
 func (a *SortedIntArray) Contains(value int) bool {
     return a.Search(value) == 0
 }
 
-// Search array by <value>, returns the index of <value>, returns -1 if not exists.
-//
-// 查找指定数值的索引位置，返回索引位置，如果查找不到则返回-1。
+// Search searches array by <value>, returns the index of <value>,
+// or returns -1 if not exists.
 func (a *SortedIntArray) Search(value int) (index int) {
     index, _ = a.binSearch(value, true)
     return
 }
 
 // Binary search.
-//
-// 二分查找.
 func (a *SortedIntArray) binSearch(value int, lock bool) (index int, result int) {
     if len(a.array) == 0 {
         return -1, -2
@@ -354,11 +316,9 @@ func (a *SortedIntArray) binSearch(value int, lock bool) (index int, result int)
     return mid, cmp
 }
 
-// Set unique mark to the array,
+// SetUnique sets unique mark to the array,
 // which means it does not contain any repeated items.
 // It also do unique check, remove all repeated items.
-//
-// 设置是否允许数组唯一.
 func (a *SortedIntArray) SetUnique(unique bool) *SortedIntArray {
     oldUnique := a.unique.Val()
     a.unique.Set(unique)
@@ -368,9 +328,7 @@ func (a *SortedIntArray) SetUnique(unique bool) *SortedIntArray {
     return a
 }
 
-// Do unique check, remove all repeated items.
-//
-// 清理数组中重复的元素项.
+// Unique uniques the array, clear repeated items.
 func (a *SortedIntArray) Unique() *SortedIntArray {
     a.mu.Lock()
     i := 0
@@ -388,9 +346,7 @@ func (a *SortedIntArray) Unique() *SortedIntArray {
     return a
 }
 
-// Return a new array, which is a copy of current array.
-//
-// 克隆当前数组，返回当前数组的一个拷贝。
+// Clone returns a new array, which is a copy of current array.
 func (a *SortedIntArray) Clone() (newArray *SortedIntArray) {
     a.mu.RLock()
     array := make([]int, len(a.array))
@@ -399,9 +355,7 @@ func (a *SortedIntArray) Clone() (newArray *SortedIntArray) {
     return NewSortedIntArrayFrom(array, !a.mu.IsSafe())
 }
 
-// Clear array.
-//
-// 清空数据数组。
+// Clear deletes all items of current array.
 func (a *SortedIntArray) Clear() *SortedIntArray {
     a.mu.Lock()
     if len(a.array) > 0 {
@@ -411,9 +365,7 @@ func (a *SortedIntArray) Clear() *SortedIntArray {
     return a
 }
 
-// Lock writing by callback function f.
-//
-// 使用自定义方法执行加锁修改操作。
+// LockFunc locks writing by callback function <f>.
 func (a *SortedIntArray) LockFunc(f func(array []int)) *SortedIntArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -421,9 +373,7 @@ func (a *SortedIntArray) LockFunc(f func(array []int)) *SortedIntArray {
     return a
 }
 
-// Lock reading by callback function f.
-//
-// 使用自定义方法执行加锁读取操作。
+// RLockFunc locks reading by callback function <f>.
 func (a *SortedIntArray) RLockFunc(f func(array []int)) *SortedIntArray {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -431,11 +381,10 @@ func (a *SortedIntArray) RLockFunc(f func(array []int)) *SortedIntArray {
     return a
 }
 
-// Merge two arrays. The parameter <array> can be any garray type or slice type.
-// The difference between Merge and Add is Add supports only specified slice type,
-// but Merge supports more variable types.
-//
-// 合并两个数组, 支持任意的garray数组类型及slice类型.
+// Merge merges <array> into current array.
+// The parameter <array> can be any garray or slice type.
+// The difference between Merge and Append is Append supports only specified slice type,
+// but Merge supports more parameter types.
 func (a *SortedIntArray) Merge(array interface{}) *SortedIntArray {
     switch v := array.(type) {
         case *Array:             a.Add(gconv.Ints(v.Slice())...)
@@ -450,10 +399,9 @@ func (a *SortedIntArray) Merge(array interface{}) *SortedIntArray {
     return a
 }
 
-// Chunks an array into arrays with size elements.
+// Chunk splits an array into multiple arrays,
+// the size of each array is determined by <size>.
 // The last chunk may contain less than size elements.
-//
-// 将一个数组分割成多个数组，其中每个数组的单元数目由size决定。最后一个数组的单元数目可能会少于size个。
 func (a *SortedIntArray) Chunk(size int) [][]int {
     if size < 1 {
         return nil
@@ -474,12 +422,9 @@ func (a *SortedIntArray) Chunk(size int) [][]int {
     return n
 }
 
-// Extract a slice of the array(If in concurrent safe usage,
-// it returns a copy of the slice; else a pointer).
-// It returns the sequence of elements from the array array as specified
-// by the offset and length parameters.
-//
-// 返回根据offset和size参数所指定的数组中的一段序列。
+// SubSlice returns a slice of elements from the array as specified
+// by the <offset> and <size> parameters.
+// If in concurrent safe usage, it returns a copy of the slice; else a pointer.
 func (a *SortedIntArray) SubSlice(offset, size int) []int {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -498,18 +443,14 @@ func (a *SortedIntArray) SubSlice(offset, size int) []int {
     }
 }
 
-// Rand gets one random entry from array.
-//
-// 从数组中随机获得1个元素项(不删除)。
+// Rand randomly returns one item from array(no deleting).
 func (a *SortedIntArray) Rand() int {
     a.mu.RLock()
     defer a.mu.RUnlock()
     return a.array[grand.Intn(len(a.array))]
 }
 
-// Rands gets one or more random entries from array(a copy).
-//
-// 从数组中随机拷贝size个元素项，构成slice返回。
+// Rands randomly returns <size> items from array(no deleting).
 func (a *SortedIntArray) Rands(size int) []int {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -526,9 +467,7 @@ func (a *SortedIntArray) Rands(size int) []int {
     return n
 }
 
-// Join array elements with a string.
-//
-// 使用glue字符串串连当前数组的元素项，构造成新的字符串返回。
+// Join joins array elements with a string <glue>.
 func (a *SortedIntArray) Join(glue string) string {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -540,4 +479,22 @@ func (a *SortedIntArray) Join(glue string) string {
         }
     }
     return buffer.String()
+}
+
+// CountValues counts the number of occurrences of all values in the array.
+func (a *SortedIntArray) CountValues() map[int]int {
+	m := make(map[int]int)
+	a.mu.RLock()
+	defer a.mu.RUnlock()
+	for _, v := range a.array {
+		m[v]++
+	}
+	return m
+}
+
+// String returns current array as a string.
+func (a *SortedIntArray) String() string {
+	a.mu.RLock()
+	defer a.mu.RUnlock()
+	return fmt.Sprint(a.array)
 }

g/container/garray/garray_sorted_interface.go

@@ -8,7 +8,8 @@ package garray
 
 import (
     "bytes"
-    "github.com/gogf/gf/g/container/gtype"
+	"fmt"
+	"github.com/gogf/gf/g/container/gtype"
     "github.com/gogf/gf/g/internal/rwmutex"
     "github.com/gogf/gf/g/util/gconv"
     "github.com/gogf/gf/g/util/grand"
@@ -16,36 +17,27 @@ import (
     "sort"
 )
 
-// 默认按照从小到大进行排序
+// It's using increasing order in default.
 type SortedArray struct {
-    mu          *rwmutex.RWMutex             // 互斥锁
-    array       []interface{}                // 底层数组
-    unique      *gtype.Bool                  // 是否要求不能重复
-    compareFunc func(v1, v2 interface{}) int // 比较函数，返回值 -1: v1 < v2；0: v1 == v2；1: v1 > v2
+    mu          *rwmutex.RWMutex
+    array       []interface{}
+    unique      *gtype.Bool                  // Whether enable unique feature(false)
+    compareFunc func(v1, v2 interface{}) int // Comparison function(it returns -1: v1 < v2; 0: v1 == v2; 1: v1 > v2)
 }
 
-// Create an empty sorted array.
-// The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
+// NewSortedArray creates and returns an empty sorted array.
+// The param <unsafe> used to specify whether using array with un-concurrent-safety, which is false in default.
 // The param <compareFunc> used to compare values to sort in array,
 // if it returns value < 0, means v1 < v2;
 // if it returns value = 0, means v1 = v2;
 // if it returns value > 0, means v1 > v2;
-//
-// 创建一个空的排序数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
-// 参数compareFunc用于指定排序方法：
-// 如果返回值 < 0, 表示 v1 < v2;
-// 如果返回值 = 0, 表示 v1 = v2;
-// 如果返回值 > 0, 表示 v1 > v2;
 func NewSortedArray(compareFunc func(v1, v2 interface{}) int, unsafe...bool) *SortedArray {
     return NewSortedArraySize(0, compareFunc, unsafe...)
 }
 
-// Create a sorted array with given size and cap.
+// NewSortedArraySize create and returns an sorted array with given size and cap.
 // The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 创建一个指定大小的排序数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// which is false in default.
 func NewSortedArraySize(cap int, compareFunc func(v1, v2 interface{}) int, unsafe...bool) *SortedArray {
     return &SortedArray{
         mu          : rwmutex.New(unsafe...),
@@ -55,11 +47,9 @@ func NewSortedArraySize(cap int, compareFunc func(v1, v2 interface{}) int, unsaf
     }
 }
 
-// Create an array with given slice <array>.
+// NewSortedArrayFrom creates and returns an sorted array with given slice <array>.
 // The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 通过给定的slice变量创建排序数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// which is false in default.
 func NewSortedArrayFrom(array []interface{}, compareFunc func(v1, v2 interface{}) int, unsafe...bool) *SortedArray {
     a := NewSortedArraySize(0, compareFunc, unsafe...)
     a.array = array
@@ -69,11 +59,9 @@ func NewSortedArrayFrom(array []interface{}, compareFunc func(v1, v2 interface{}
     return a
 }
 
-// Create an array from a copy of given slice <array>.
+// NewSortedArrayFromCopy creates and returns an sorted array from a copy of given slice <array>.
 // The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 通过给定的slice拷贝创建数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// which is false in default.
 func NewSortedArrayFromCopy(array []interface{}, unsafe...bool) *SortedArray {
     newArray := make([]interface{}, len(array))
     copy(newArray, array)
@@ -83,9 +71,7 @@ func NewSortedArrayFromCopy(array []interface{}, unsafe...bool) *SortedArray {
     }
 }
 
-// Set the underlying slice array with the given <array> param.
-//
-// 设置底层数组变量.
+// SetArray sets the underlying slice array with the given <array>.
 func (a *SortedArray) SetArray(array []interface{}) *SortedArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -96,9 +82,9 @@ func (a *SortedArray) SetArray(array []interface{}) *SortedArray {
     return a
 }
 
-// Sort the array by comparing function.
-//
-// 将数组按照比较方法进行排序.
+// Sort sorts the array in increasing order.
+// The param <reverse> controls whether sort
+// in increasing order(default) or decreasing order
 func (a *SortedArray) Sort() *SortedArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -108,9 +94,7 @@ func (a *SortedArray) Sort() *SortedArray {
     return a
 }
 
-// And values to sorted array, the array always keeps sorted.
-//
-// 添加数据项.
+// Add adds one or multiple values to sorted array, the array always keeps sorted.
 func (a *SortedArray) Add(values...interface{}) *SortedArray {
     if len(values) == 0 {
         return a
@@ -126,7 +110,6 @@ func (a *SortedArray) Add(values...interface{}) *SortedArray {
             a.array = append(a.array, value)
             continue
         }
-        // 加到指定索引后面
         if cmp > 0 {
             index++
         }
@@ -137,9 +120,8 @@ func (a *SortedArray) Add(values...interface{}) *SortedArray {
     return a
 }
 
-// Get value by index.
-//
-// 获取指定索引的数据项, 调用方注意判断数组边界。
+// Get returns the value of the specified index,
+// the caller should notice the boundary of the array.
 func (a *SortedArray) Get(index int) interface{} {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -147,13 +129,11 @@ func (a *SortedArray) Get(index int) interface{} {
     return value
 }
 
-// Remove an item by index.
-//
-// 删除指定索引的数据项, 调用方注意判断数组边界。
+// Remove removes an item by index.
 func (a *SortedArray) Remove(index int) interface{} {
     a.mu.Lock()
     defer a.mu.Unlock()
-    // 边界删除判断，以提高删除效率
+	// Determine array boundaries when deleting to improve deletion efficiency.
     if index == 0 {
         value  := a.array[0]
         a.array = a.array[1 : ]
@@ -163,15 +143,15 @@ func (a *SortedArray) Remove(index int) interface{} {
         a.array = a.array[: index]
         return value
     }
-    // 如果非边界删除，会涉及到数组创建，那么删除的效率差一些
+	// If it is a non-boundary delete,
+	// it will involve the creation of an array,
+	// then the deletion is less efficient.
     value  := a.array[index]
     a.array = append(a.array[ : index], a.array[index + 1 : ]...)
     return value
 }
 
-// Push new items to the beginning of array.
-//
-// 将数据项添加到数组的最左端(索引为0)。
+// PopLeft pops and returns an item from the beginning of array.
 func (a *SortedArray) PopLeft() interface{} {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -180,9 +160,7 @@ func (a *SortedArray) PopLeft() interface{} {
     return value
 }
 
-// Push new items to the end of array.
-//
-// 将数据项添加到数组的最右端(索引为length - 1)。
+// PopRight pops and returns an item from the end of array.
 func (a *SortedArray) PopRight() interface{} {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -192,16 +170,12 @@ func (a *SortedArray) PopRight() interface{} {
     return value
 }
 
-// PopRand picks an random item out of array.
-//
-// 随机将一个数据项移出数组，并返回该数据项。
+// PopRand randomly pops and return an item out of array.
 func (a *SortedArray) PopRand() interface{} {
     return a.Remove(grand.Intn(len(a.array)))
 }
 
-// PopRands picks <size> items out of array.
-//
-// 随机将size个数据项移出数组，并返回该数据项。
+// PopRands randomly pops and returns <size> items out of array.
 func (a *SortedArray) PopRands(size int) []interface{} {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -217,9 +191,7 @@ func (a *SortedArray) PopRands(size int) []interface{} {
     return array
 }
 
-// Pop <size> items from the beginning of array.
-//
-// 将最左端(首部)的size个数据项移出数组，并返回该数据项
+// PopLefts pops and returns <size> items from the beginning of array.
 func (a *SortedArray) PopLefts(size int) []interface{} {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -232,9 +204,7 @@ func (a *SortedArray) PopLefts(size int) []interface{} {
     return value
 }
 
-// Pop <size> items from the end of array.
-//
-// 将最右端(尾部)的size个数据项移出数组，并返回该数据项
+// PopRights pops and returns <size> items from the end of array.
 func (a *SortedArray) PopRights(size int) []interface{} {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -247,11 +217,9 @@ func (a *SortedArray) PopRights(size int) []interface{} {
     return value
 }
 
-// Get items by range, returns array[start:end].
-// Be aware that, if in concurrent-safe usage, it returns a copy of slice;
+// Range picks and returns items by range, like array[start:end].
+// Notice, if in concurrent-safe usage, it returns a copy of slice;
 // else a pointer to the underlying data.
-//
-// 将最右端(尾部)的size个数据项移出数组，并返回该数据项
 func (a *SortedArray) Range(start, end int) []interface{} {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -277,9 +245,7 @@ func (a *SortedArray) Range(start, end int) []interface{} {
     return array
 }
 
-// Calculate the sum of values in an array.
-//
-// 对数组中的元素项求和(将元素值转换为int类型后叠加)。
+// Sum returns the sum of values in an array.
 func (a *SortedArray) Sum() (sum int) {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -289,9 +255,7 @@ func (a *SortedArray) Sum() (sum int) {
     return
 }
 
-// Get the length of array.
-//
-// 数组长度。
+// Len returns the length of array.
 func (a *SortedArray) Len() int {
     a.mu.RLock()
     length := len(a.array)
@@ -299,11 +263,9 @@ func (a *SortedArray) Len() int {
     return length
 }
 
-// Get the underlying data of array.
-// Be aware that, if in concurrent-safe usage, it returns a copy of slice;
+// Slice returns the underlying data of array.
+// Notice, if in concurrent-safe usage, it returns a copy of slice;
 // else a pointer to the underlying data.
-//
-// 返回原始数据数组.
 func (a *SortedArray) Slice() []interface{} {
     array := ([]interface{})(nil)
     if a.mu.IsSafe() {
@@ -317,25 +279,19 @@ func (a *SortedArray) Slice() []interface{} {
     return array
 }
 
-// Check whether a value exists in the array.
-//
-// 查找指定数值是否存在。
+// Contains checks whether a value exists in the array.
 func (a *SortedArray) Contains(value interface{}) bool {
     return a.Search(value) == 0
 }
 
-// Search array by <value>, returns the index of <value>, returns -1 if not exists.
-//
-// 查找指定数值的索引位置，返回索引位置，如果查找不到则返回-1。
+// Search searches array by <value>, returns the index of <value>,
+// or returns -1 if not exists.
 func (a *SortedArray) Search(value interface{}) (index int) {
     index, _ = a.binSearch(value, true)
     return
 }
 
 // Binary search.
-//
-// 二分查找。查找指定数值的索引位置，返回索引位置(具体匹配位置或者最后对比位置)及查找结果
-// 返回值: 最后比较位置, 比较结果。
 func (a *SortedArray) binSearch(value interface{}, lock bool)(index int, result int) {
     if len(a.array) == 0 {
         return -1, -2
@@ -361,11 +317,9 @@ func (a *SortedArray) binSearch(value interface{}, lock bool)(index int, result
     return mid, cmp
 }
 
-// Set unique mark to the array,
+// SetUnique sets unique mark to the array,
 // which means it does not contain any repeated items.
 // It also do unique check, remove all repeated items.
-//
-// 设置是否允许数组唯一.
 func (a *SortedArray) SetUnique(unique bool) *SortedArray {
     oldUnique := a.unique.Val()
     a.unique.Set(unique)
@@ -375,9 +329,7 @@ func (a *SortedArray) SetUnique(unique bool) *SortedArray {
     return a
 }
 
-// Do unique check, remove all repeated items.
-//
-// 清理数组中重复的元素项.
+// Unique uniques the array, clear repeated items.
 func (a *SortedArray) Unique() *SortedArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -395,9 +347,7 @@ func (a *SortedArray) Unique() *SortedArray {
     return a
 }
 
-// Return a new array, which is a copy of current array.
-//
-// 克隆当前数组，返回当前数组的一个拷贝。
+// Clone returns a new array, which is a copy of current array.
 func (a *SortedArray) Clone() (newArray *SortedArray) {
     a.mu.RLock()
     array := make([]interface{}, len(a.array))
@@ -406,9 +356,7 @@ func (a *SortedArray) Clone() (newArray *SortedArray) {
     return NewSortedArrayFrom(array, a.compareFunc, !a.mu.IsSafe())
 }
 
-// Clear array.
-//
-// 清空数据数组。
+// Clear deletes all items of current array.
 func (a *SortedArray) Clear() *SortedArray {
     a.mu.Lock()
     if len(a.array) > 0 {
@@ -418,9 +366,7 @@ func (a *SortedArray) Clear() *SortedArray {
     return a
 }
 
-// Lock writing by callback function f.
-//
-// 使用自定义方法执行加锁修改操作。
+// LockFunc locks writing by callback function <f>.
 func (a *SortedArray) LockFunc(f func(array []interface{})) *SortedArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -428,9 +374,7 @@ func (a *SortedArray) LockFunc(f func(array []interface{})) *SortedArray {
     return a
 }
 
-// Lock reading by callback function f.
-//
-// 使用自定义方法执行加锁读取操作。
+// RLockFunc locks reading by callback function <f>.
 func (a *SortedArray) RLockFunc(f func(array []interface{})) *SortedArray {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -438,11 +382,10 @@ func (a *SortedArray) RLockFunc(f func(array []interface{})) *SortedArray {
     return a
 }
 
-// Merge two arrays. The parameter <array> can be any garray type or slice type.
-// The difference between Merge and Add is Add supports only specified slice type,
-// but Merge supports more variable types.
-//
-// 合并两个数组, 支持任意的garray数组类型及slice类型.
+// Merge merges <array> into current array.
+// The parameter <array> can be any garray or slice type.
+// The difference between Merge and Append is Append supports only specified slice type,
+// but Merge supports more parameter types.
 func (a *SortedArray) Merge(array interface{}) *SortedArray {
     switch v := array.(type) {
         case *Array:             a.Add(gconv.Interfaces(v.Slice())...)
@@ -457,10 +400,9 @@ func (a *SortedArray) Merge(array interface{}) *SortedArray {
     return a
 }
 
-// Chunks an array into arrays with size elements.
+// Chunk splits an array into multiple arrays,
+// the size of each array is determined by <size>.
 // The last chunk may contain less than size elements.
-//
-// 将一个数组分割成多个数组，其中每个数组的单元数目由size决定。最后一个数组的单元数目可能会少于size个。
 func (a *SortedArray) Chunk(size int) [][]interface{} {
     if size < 1 {
         return nil
@@ -481,12 +423,9 @@ func (a *SortedArray) Chunk(size int) [][]interface{} {
     return n
 }
 
-// Extract a slice of the array(If in concurrent safe usage,
-// it returns a copy of the slice; else a pointer).
-// It returns the sequence of elements from the array array as specified
-// by the offset and length parameters.
-//
-// 返回根据offset和size参数所指定的数组中的一段序列。
+// SubSlice returns a slice of elements from the array as specified
+// by the <offset> and <size> parameters.
+// If in concurrent safe usage, it returns a copy of the slice; else a pointer.
 func (a *SortedArray) SubSlice(offset, size int) []interface{} {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -505,18 +444,14 @@ func (a *SortedArray) SubSlice(offset, size int) []interface{} {
     }
 }
 
-// Rand gets one random entry from array.
-//
-// 从数组中随机获得1个元素项(不删除)。
+// Rand randomly returns one item from array(no deleting).
 func (a *SortedArray) Rand() interface{} {
     a.mu.RLock()
     defer a.mu.RUnlock()
     return a.array[grand.Intn(len(a.array))]
 }
 
-// Rands gets one or more random entries from array(a copy).
-//
-// 从数组中随机拷贝size个元素项，构成slice返回。
+// Rands randomly returns <size> items from array(no deleting).
 func (a *SortedArray) Rands(size int) []interface{} {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -533,9 +468,7 @@ func (a *SortedArray) Rands(size int) []interface{} {
     return n
 }
 
-// Join array elements with a string.
-//
-// 使用glue字符串串连当前数组的元素项，构造成新的字符串返回。
+// Join joins array elements with a string <glue>.
 func (a *SortedArray) Join(glue string) string {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -547,4 +480,22 @@ func (a *SortedArray) Join(glue string) string {
         }
     }
     return buffer.String()
+}
+
+// CountValues counts the number of occurrences of all values in the array.
+func (a *SortedArray) CountValues() map[interface{}]int {
+	m := make(map[interface{}]int)
+	a.mu.RLock()
+	defer a.mu.RUnlock()
+	for _, v := range a.array {
+		m[v]++
+	}
+	return m
+}
+
+// String returns current array as a string.
+func (a *SortedArray) String() string {
+	a.mu.RLock()
+	defer a.mu.RUnlock()
+	return fmt.Sprint(a.array)
 }

g/container/garray/garray_sorted_string.go

@@ -8,7 +8,8 @@ package garray
 
 import (
     "bytes"
-    "github.com/gogf/gf/g/container/gtype"
+	"fmt"
+	"github.com/gogf/gf/g/container/gtype"
     "github.com/gogf/gf/g/internal/rwmutex"
     "github.com/gogf/gf/g/util/gconv"
     "github.com/gogf/gf/g/util/grand"
@@ -17,28 +18,24 @@ import (
     "strings"
 )
 
-// 默认按照从小到大进行排序
+// It's using increasing order in default.
 type SortedStringArray struct {
-    mu          *rwmutex.RWMutex        // 互斥锁
-    array       []string                // 底层数组
-    unique      *gtype.Bool             // 是否要求不能重复
-    compareFunc func(v1, v2 string) int // 比较函数，返回值 -1: v1 < v2；0: v1 == v2；1: v1 > v2
+    mu          *rwmutex.RWMutex
+    array       []string
+    unique      *gtype.Bool             // Whether enable unique feature(false)
+    compareFunc func(v1, v2 string) int // Comparison function(it returns -1: v1 < v2; 0: v1 == v2; 1: v1 > v2)
 }
 
-// Create an empty sorted array.
-// The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 创建一个空的排序数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// NewSortedStringArray creates and returns an empty sorted array.
+// The param <unsafe> used to specify whether using array in un-concurrent-safety,
+// which is false in default.
 func NewSortedStringArray(unsafe...bool) *SortedStringArray {
     return NewSortedStringArraySize(0, unsafe...)
 }
 
-// Create a sorted array with given size and cap.
+// NewSortedStringArraySize create and returns an sorted array with given size and cap.
 // The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 创建一个指定大小的排序数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// which is false in default.
 func NewSortedStringArraySize(cap int, unsafe...bool) *SortedStringArray {
     return &SortedStringArray {
         mu          : rwmutex.New(unsafe...),
@@ -50,11 +47,9 @@ func NewSortedStringArraySize(cap int, unsafe...bool) *SortedStringArray {
     }
 }
 
-// Create an array with given slice <array>.
+// NewSortedStringArrayFrom creates and returns an sorted array with given slice <array>.
 // The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 通过给定的slice变量创建排序数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// which is false in default.
 func NewSortedStringArrayFrom(array []string, unsafe...bool) *SortedStringArray {
     a := NewSortedStringArraySize(0, unsafe...)
     a.array = array
@@ -62,11 +57,9 @@ func NewSortedStringArrayFrom(array []string, unsafe...bool) *SortedStringArray
     return a
 }
 
-// Create an array from a copy of given slice <array>.
+// NewSortedStringArrayFromCopy creates and returns an sorted array from a copy of given slice <array>.
 // The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 通过给定的slice拷贝创建数组对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// which is false in default.
 func NewSortedStringArrayFromCopy(array []string, unsafe...bool) *SortedStringArray {
     newArray := make([]string, len(array))
     copy(newArray, array)
@@ -76,9 +69,7 @@ func NewSortedStringArrayFromCopy(array []string, unsafe...bool) *SortedStringAr
     }
 }
 
-// Set the underlying slice array with the given <array> param.
-//
-// 设置底层数组变量.
+// SetArray sets the underlying slice array with the given <array>.
 func (a *SortedStringArray) SetArray(array []string) *SortedStringArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -87,9 +78,9 @@ func (a *SortedStringArray) SetArray(array []string) *SortedStringArray {
     return a
 }
 
-// Sort the array in increasing order.
-//
-// 将数组排序(默认从低到高).
+// Sort sorts the array in increasing order.
+// The param <reverse> controls whether sort
+// in increasing order(default) or decreasing order.
 func (a *SortedStringArray) Sort() *SortedStringArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -97,9 +88,7 @@ func (a *SortedStringArray) Sort() *SortedStringArray {
     return a
 }
 
-// And values to sorted array, the array always keeps sorted.
-//
-// 添加数据项.
+// Add adds one or multiple values to sorted array, the array always keeps sorted.
 func (a *SortedStringArray) Add(values...string) *SortedStringArray {
     if len(values) == 0 {
         return a
@@ -115,7 +104,6 @@ func (a *SortedStringArray) Add(values...string) *SortedStringArray {
             a.array = append(a.array, value)
             continue
         }
-        // 加到指定索引后面
         if cmp > 0 {
             index++
         }
@@ -126,9 +114,8 @@ func (a *SortedStringArray) Add(values...string) *SortedStringArray {
     return a
 }
 
-// Get value by index.
-//
-// 获取指定索引的数据项, 调用方注意判断数组边界。
+// Get returns the value of the specified index,
+// the caller should notice the boundary of the array.
 func (a *SortedStringArray) Get(index int) string {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -136,13 +123,11 @@ func (a *SortedStringArray) Get(index int) string {
     return value
 }
 
-// Remove an item by index.
-//
-// 删除指定索引的数据项, 调用方注意判断数组边界。
+// Remove removes an item by index.
 func (a *SortedStringArray) Remove(index int) string {
     a.mu.Lock()
     defer a.mu.Unlock()
-    // 边界删除判断，以提高删除效率
+    // Determine array boundaries when deleting to improve deletion efficiency.
     if index == 0 {
         value  := a.array[0]
         a.array = a.array[1 : ]
@@ -152,15 +137,15 @@ func (a *SortedStringArray) Remove(index int) string {
         a.array = a.array[: index]
         return value
     }
-    // 如果非边界删除，会涉及到数组创建，那么删除的效率差一些
+	// If it is a non-boundary delete,
+	// it will involve the creation of an array,
+	// then the deletion is less efficient.
     value  := a.array[index]
     a.array = append(a.array[ : index], a.array[index + 1 : ]...)
     return value
 }
 
-// Push new items to the beginning of array.
-//
-// 将数据项添加到数组的最左端(索引为0)。
+// PopLeft pops and returns an item from the beginning of array.
 func (a *SortedStringArray) PopLeft() string {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -169,9 +154,7 @@ func (a *SortedStringArray) PopLeft() string {
     return value
 }
 
-// Push new items to the end of array.
-//
-// 将数据项添加到数组的最右端(索引为length - 1)。
+// PopRight pops and returns an item from the end of array.
 func (a *SortedStringArray) PopRight() string {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -181,16 +164,12 @@ func (a *SortedStringArray) PopRight() string {
     return value
 }
 
-// PopRand picks an random item out of array.
-//
-// 随机将一个数据项移出数组，并返回该数据项。
+// PopRand randomly pops and return an item out of array.
 func (a *SortedStringArray) PopRand() string {
     return a.Remove(grand.Intn(len(a.array)))
 }
 
-// PopRands picks <size> items out of array.
-//
-// 随机将size个数据项移出数组，并返回该数据项。
+// PopRands randomly pops and returns <size> items out of array.
 func (a *SortedStringArray) PopRands(size int) []string {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -206,9 +185,7 @@ func (a *SortedStringArray) PopRands(size int) []string {
     return array
 }
 
-// Pop <size> items from the beginning of array.
-//
-// 将最左端(首部)的size个数据项移出数组，并返回该数据项
+// PopLefts pops and returns <size> items from the beginning of array.
 func (a *SortedStringArray) PopLefts(size int) []string {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -221,9 +198,7 @@ func (a *SortedStringArray) PopLefts(size int) []string {
     return value
 }
 
-// Pop <size> items from the end of array.
-//
-// 将最右端(尾部)的size个数据项移出数组，并返回该数据项
+// PopRights pops and returns <size> items from the end of array.
 func (a *SortedStringArray) PopRights(size int) []string {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -236,11 +211,9 @@ func (a *SortedStringArray) PopRights(size int) []string {
     return value
 }
 
-// Get items by range, returns array[start:end].
-// Be aware that, if in concurrent-safe usage, it returns a copy of slice;
+// Range picks and returns items by range, like array[start:end].
+// Notice, if in concurrent-safe usage, it returns a copy of slice;
 // else a pointer to the underlying data.
-//
-// 将最右端(尾部)的size个数据项移出数组，并返回该数据项
 func (a *SortedStringArray) Range(start, end int) []string {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -266,9 +239,7 @@ func (a *SortedStringArray) Range(start, end int) []string {
     return array
 }
 
-// Calculate the sum of values in an array.
-//
-// 对数组中的元素项求和(将元素值转换为int类型后叠加)。
+// Sum returns the sum of values in an array.
 func (a *SortedStringArray) Sum() (sum int) {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -278,9 +249,7 @@ func (a *SortedStringArray) Sum() (sum int) {
     return
 }
 
-// Get the length of array.
-//
-// 数组长度。
+// Len returns the length of array.
 func (a *SortedStringArray) Len() int {
     a.mu.RLock()
     length := len(a.array)
@@ -288,11 +257,9 @@ func (a *SortedStringArray) Len() int {
     return length
 }
 
-// Get the underlying data of array.
-// Be aware that, if in concurrent-safe usage, it returns a copy of slice;
+// Slice returns the underlying data of array.
+// Notice, if in concurrent-safe usage, it returns a copy of slice;
 // else a pointer to the underlying data.
-//
-// 返回原始数据数组.
 func (a *SortedStringArray) Slice() []string {
     array := ([]string)(nil)
     if a.mu.IsSafe() {
@@ -306,24 +273,19 @@ func (a *SortedStringArray) Slice() []string {
     return array
 }
 
-// Check whether a value exists in the array.
-//
-// 查找指定数值是否存在。
+// Contains checks whether a value exists in the array.
 func (a *SortedStringArray) Contains(value string) bool {
     return a.Search(value) == 0
 }
 
-// Search array by <value>, returns the index of <value>, returns -1 if not exists.
-//
-// 查找指定数值的索引位置，返回索引位置，如果查找不到则返回-1。
+// Search searches array by <value>, returns the index of <value>,
+// or returns -1 if not exists.
 func (a *SortedStringArray) Search(value string) (index int) {
     index, _ = a.binSearch(value, true)
     return
 }
 
 // Binary search.
-//
-// 二分查找.
 func (a *SortedStringArray) binSearch(value string, lock bool) (index int, result int) {
     if len(a.array) == 0 {
         return -1, -2
@@ -349,11 +311,9 @@ func (a *SortedStringArray) binSearch(value string, lock bool) (index int, resul
     return mid, cmp
 }
 
-// Set unique mark to the array,
+// SetUnique sets unique mark to the array,
 // which means it does not contain any repeated items.
 // It also do unique check, remove all repeated items.
-//
-// 设置是否允许数组唯一.
 func (a *SortedStringArray) SetUnique(unique bool) *SortedStringArray {
     oldUnique := a.unique.Val()
     a.unique.Set(unique)
@@ -363,9 +323,7 @@ func (a *SortedStringArray) SetUnique(unique bool) *SortedStringArray {
     return a
 }
 
-// Do unique check, remove all repeated items.
-//
-// 清理数组中重复的元素项.
+// Unique uniques the array, clear repeated items.
 func (a *SortedStringArray) Unique() *SortedStringArray {
     a.mu.Lock()
     i := 0
@@ -383,9 +341,7 @@ func (a *SortedStringArray) Unique() *SortedStringArray {
     return a
 }
 
-// Return a new array, which is a copy of current array.
-//
-// 克隆当前数组，返回当前数组的一个拷贝。
+// Clone returns a new array, which is a copy of current array.
 func (a *SortedStringArray) Clone() (newArray *SortedStringArray) {
     a.mu.RLock()
     array := make([]string, len(a.array))
@@ -394,9 +350,7 @@ func (a *SortedStringArray) Clone() (newArray *SortedStringArray) {
     return NewSortedStringArrayFrom(array, !a.mu.IsSafe())
 }
 
-// Clear array.
-//
-// 清空数据数组。
+// Clear deletes all items of current array.
 func (a *SortedStringArray) Clear() *SortedStringArray {
     a.mu.Lock()
     if len(a.array) > 0 {
@@ -406,9 +360,7 @@ func (a *SortedStringArray) Clear() *SortedStringArray {
     return a
 }
 
-// Lock writing by callback function f.
-//
-// 使用自定义方法执行加锁修改操作。
+// LockFunc locks writing by callback function <f>.
 func (a *SortedStringArray) LockFunc(f func(array []string)) *SortedStringArray {
     a.mu.Lock()
     defer a.mu.Unlock()
@@ -416,9 +368,7 @@ func (a *SortedStringArray) LockFunc(f func(array []string)) *SortedStringArray
     return a
 }
 
-// Lock reading by callback function f.
-//
-// 使用自定义方法执行加锁读取操作。
+// RLockFunc locks reading by callback function <f>.
 func (a *SortedStringArray) RLockFunc(f func(array []string)) *SortedStringArray {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -426,11 +376,10 @@ func (a *SortedStringArray) RLockFunc(f func(array []string)) *SortedStringArray
     return a
 }
 
-// Merge two arrays. The parameter <array> can be any garray type or slice type.
-// The difference between Merge and Add is Add supports only specified slice type,
-// but Merge supports more variable types.
-//
-// 合并两个数组, 支持任意的garray数组类型及slice类型.
+// Merge merges <array> into current array.
+// The parameter <array> can be any garray or slice type.
+// The difference between Merge and Append is Append supports only specified slice type,
+// but Merge supports more parameter types.
 func (a *SortedStringArray) Merge(array interface{}) *SortedStringArray {
     switch v := array.(type) {
         case *Array:             a.Add(gconv.Strings(v.Slice())...)
@@ -445,10 +394,9 @@ func (a *SortedStringArray) Merge(array interface{}) *SortedStringArray {
     return a
 }
 
-// Chunks an array into arrays with size elements.
+// Chunk splits an array into multiple arrays,
+// the size of each array is determined by <size>.
 // The last chunk may contain less than size elements.
-//
-// 将一个数组分割成多个数组，其中每个数组的单元数目由size决定。最后一个数组的单元数目可能会少于size个。
 func (a *SortedStringArray) Chunk(size int) [][]string {
     if size < 1 {
         return nil
@@ -469,12 +417,9 @@ func (a *SortedStringArray) Chunk(size int) [][]string {
     return n
 }
 
-// Extract a slice of the array(If in concurrent safe usage,
-// it returns a copy of the slice; else a pointer).
-// It returns the sequence of elements from the array array as specified
-// by the offset and length parameters.
-//
-// 返回根据offset和size参数所指定的数组中的一段序列。
+// SubSlice returns a slice of elements from the array as specified
+// by the <offset> and <size> parameters.
+// If in concurrent safe usage, it returns a copy of the slice; else a pointer.
 func (a *SortedStringArray) SubSlice(offset, size int) []string {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -493,18 +438,14 @@ func (a *SortedStringArray) SubSlice(offset, size int) []string {
     }
 }
 
-// Rand gets one random entry from array.
-//
-// 从数组中随机获得1个元素项(不删除)。
+// Rand randomly returns one item from array(no deleting).
 func (a *SortedStringArray) Rand() string {
     a.mu.RLock()
     defer a.mu.RUnlock()
     return a.array[grand.Intn(len(a.array))]
 }
 
-// Rands gets one or more random entries from array(a copy).
-//
-// 从数组中随机拷贝size个元素项，构成slice返回。
+// Rands randomly returns <size> items from array(no deleting).
 func (a *SortedStringArray) Rands(size int) []string {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -521,9 +462,7 @@ func (a *SortedStringArray) Rands(size int) []string {
     return n
 }
 
-// Join array elements with a string.
-//
-// 使用glue字符串串连当前数组的元素项，构造成新的字符串返回。
+// Join joins array elements with a string <glue>.
 func (a *SortedStringArray) Join(glue string) string {
     a.mu.RLock()
     defer a.mu.RUnlock()
@@ -535,4 +474,22 @@ func (a *SortedStringArray) Join(glue string) string {
         }
     }
     return buffer.String()
+}
+
+// CountValues counts the number of occurrences of all values in the array.
+func (a *SortedStringArray) CountValues() map[string]int {
+	m := make(map[string]int)
+	a.mu.RLock()
+	defer a.mu.RUnlock()
+	for _, v := range a.array {
+		m[v]++
+	}
+	return m
+}
+
+// String returns current array as a string.
+func (a *SortedStringArray) String() string {
+	a.mu.RLock()
+	defer a.mu.RUnlock()
+	return fmt.Sprint(a.array)
 }

g/container/gchan/gchan.go

@@ -4,9 +4,9 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://github.com/gogf/gf.
 
-// Package gchan provides graceful operations for channel.
+// Package gchan provides graceful channel for safe operations.
 //
-// 优雅的Channel操作.
+// It's safe to call Chan.Push/Close functions repeatedly.
 package gchan
 
 import (
@@ -15,39 +15,48 @@ import (
 )
 
 type Chan struct {
-    list   chan interface{}
-    closed *gtype.Bool
+    channel chan interface{}
+    closed  *gtype.Bool
 }
 
+// New creates a graceful channel with given limit.
 func New(limit int) *Chan {
     return &Chan {
-        list   : make(chan interface{}, limit),
-        closed : gtype.NewBool(),
+	    channel : make(chan interface{}, limit),
+        closed  : gtype.NewBool(),
     }
 }
 
-// 将数据压入队列
-func (q *Chan) Push(v interface{}) error {
-    if q.closed.Val() {
+// Push pushes <value> to channel.
+// It is safe to be called repeatedly.
+func (c *Chan) Push(value interface{}) error {
+    if c.closed.Val() {
         return errors.New("closed")
     }
-    q.list <- v
+    c.channel <- value
     return nil
 }
 
-// 先进先出地从队列取出一项数据，当没有数据可获取时，阻塞等待
-func (q *Chan) Pop() interface{} {
-    return <- q.list
+// Pop pops value from channel.
+// If there's no value in channel, it would block to wait.
+func (c *Chan) Pop() interface{} {
+    return <- c.channel
 }
 
-// 关闭队列(通知所有通过Pop阻塞的协程退出)
-func (q *Chan) Close() {
-    if !q.closed.Set(true) {
-        close(q.list)
+// Close closes the channel.
+// It is safe to be called repeatedly.
+func (c *Chan) Close() {
+    if !c.closed.Set(true) {
+        close(c.channel)
     }
 }
 
-// 获取当前队列大小
-func (q *Chan) Size() int {
-    return len(q.list)
+// See Len.
+func (c *Chan) Size() int {
+    return c.Len()
+}
+
+// Len returns the length of the channel.
+func (c *Chan) Len() int {
+	return len(c.channel)
 }

g/container/glist/glist.go

@@ -5,9 +5,7 @@
 // You can obtain one at https://github.com/gogf/gf.
 //
 
-// Package glist provides a concurrent-safe(alternative) doubly linked list.
-//
-// 并发安全双向链表.
+// Package glist provides a concurrent-safe/unsafe doubly linked list.
 package glist
 
 import (
@@ -15,14 +13,14 @@ import (
     "github.com/gogf/gf/g/internal/rwmutex"
 )
 
-// 变长双向链表
-type List struct {
-    mu     *rwmutex.RWMutex
-    list   *list.List
-}
-
-type Element = list.Element
+type (
+	List struct {
+	    mu   *rwmutex.RWMutex
+	    list *list.List
+	}
 
+	Element = list.Element
+)
 
 // 获得一个变长链表指针
 func New(unsafe...bool) *List {
@@ -291,6 +289,10 @@ func (l *List) RemoveAll() {
     l.mu.Unlock()
 }
 
+func (l *List) Clear() {
+	l.RemoveAll()
+}
+
 // 读锁操作
 func (l *List) RLockFunc(f func(list *list.List)) {
     l.mu.RLock()

g/container/gmap/gmap.go

@@ -4,46 +4,34 @@
 // If a copy of the MIT was not distributed with gm file,
 // You can obtain one at https://github.com/gogf/gf.
 
-// Package gmap provides kinds of concurrent-safe(alternative) maps.
-//
-// 并发安全MAP.
+// Package gmap provides concurrent-safe/unsafe maps.
 package gmap
 
 import "github.com/gogf/gf/g/internal/rwmutex"
 
-// 注意:
-// 1、这个Map是所有并发安全Map中效率最低的，如果对效率要求比较高的场合，请合理选择对应数据类型的Map；
-// 2、这个Map的优点是使用简便，由于键值都是interface{}类型，因此对键值的数据类型要求不高；
-// 3、底层实现比较类似于sync.Map；
 type Map struct {
     mu *rwmutex.RWMutex
     m  map[interface{}]interface{}
 }
 
-// Create an empty hash map.
+// New returns an empty hash map.
 // The param <unsafe> used to specify whether using map with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 创建一个空的哈希表，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
-func New(unsafe...bool) *Map {
+// which is false in default, means concurrent-safe.
+func New(unsafe ...bool) *Map {
     return NewMap(unsafe...)
 }
 
-// See New.
-//
-// 同New方法。
-func NewMap(unsafe...bool) *Map {
+// Alias of New. See New.
+func NewMap(unsafe ...bool) *Map {
     return &Map{
         m  : make(map[interface{}]interface{}),
         mu : rwmutex.New(unsafe...),
     }
 }
 
-// Create a hash map from given map.
-// Be aware that, the param map is a type of pointer,
+// NewFrom returns a hash map from given map <m>.
+// Notice that, the param map is a type of pointer,
 // there might be some concurrent-safe issues when changing the map outside.
-//
-// 基于给定的map变量创建哈希表对象，注意由于map是指针类型，外部对map有操作时会有并发安全问题。
 func NewFrom(m map[interface{}]interface{}, unsafe...bool) *Map {
     return &Map{
         m  : m,
@@ -51,12 +39,12 @@ func NewFrom(m map[interface{}]interface{}, unsafe...bool) *Map {
     }
 }
 
-// Create a hash map from given arrays.
+// NewFromArray returns a hash map from given array.
 // The param <keys> given as the keys of the map,
-// and <values> as the corresponding values.
+// and <values> as its corresponding values.
 //
-// 基于给定的数组变量创建哈希表对象，keys作为键名, values作为键值。
-// 当keys数组大小比values数组大时，多余的键名将会使用对应类型默认的键值。
+// If length of <keys> is greater than that of <values>,
+// the corresponding overflow map values will be the default value of its type.
 func NewFromArray(keys []interface{}, values []interface{}, unsafe...bool) *Map {
     m := make(map[interface{}]interface{})
     l := len(values)
@@ -73,10 +61,8 @@ func NewFromArray(keys []interface{}, values []interface{}, unsafe...bool) *Map
     }
 }
 
-// Iterate the hash map with custom callback function <f>.
+// Iterator iterates the hash map with custom callback function <f>.
 // If f returns true, then continue iterating; or false to stop.
-//
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历
 func (gm *Map) Iterator(f func (k interface{}, v interface{}) bool) {
     gm.mu.RLock()
     defer gm.mu.RUnlock()
@@ -87,17 +73,12 @@ func (gm *Map) Iterator(f func (k interface{}, v interface{}) bool) {
     }
 }
 
-// Clone current hash map with copy of underlying data,
-// return a new hash map.
-//
-// 哈希表克隆.
-func (gm *Map) Clone() *Map {
-    return NewFrom(gm.Map(), !gm.mu.IsSafe())
+// Clone returns a new hash map with copy of current map data.
+func (gm *Map) Clone(unsafe ...bool) *Map {
+    return NewFrom(gm.Map(), unsafe ...)
 }
 
-// Returns copy of the data of the hash map.
-//
-// 返回当前哈希表的数据Map.
+// Map returns a copy of the data of the hash map.
 func (gm *Map) Map() map[interface{}]interface{} {
     m := make(map[interface{}]interface{})
     gm.mu.RLock()
@@ -108,18 +89,14 @@ func (gm *Map) Map() map[interface{}]interface{} {
     return m
 }
 
-// Set key-value to the hash map.
-//
-// 设置键值对
+// Set sets key-value to the hash map.
 func (gm *Map) Set(key interface{}, val interface{}) {
     gm.mu.Lock()
     gm.m[key] = val
     gm.mu.Unlock()
 }
 
-// Batch set key-values to the hash map.
-//
-// 批量设置键值对
+// BatchSet batch sets key-values to the hash map.
 func (gm *Map) BatchSet(m map[interface{}]interface{}) {
     gm.mu.Lock()
     for k, v := range m {
@@ -128,9 +105,7 @@ func (gm *Map) BatchSet(m map[interface{}]interface{}) {
     gm.mu.Unlock()
 }
 
-// Get value by key.
-//
-// 获取键值
+// Get returns the value by given <key>.
 func (gm *Map) Get(key interface{}) interface{} {
     gm.mu.RLock()
     val, _ := gm.m[key]
@@ -138,8 +113,15 @@ func (gm *Map) Get(key interface{}) interface{} {
     return val
 }
 
-// 设置kv缓存键值对，内部会对键名的存在性使用写锁进行二次检索确认，如果存在则不再写入；返回键名对应的键值。
-// 在高并发下有用，防止数据写入的并发逻辑错误。
+// doSetWithLockCheck checks whether value of the key exists with mutex.Lock,
+// if not exists, set value to the map with given <key>,
+// or else just return the existing value.
+//
+// When setting value, if <value> is type of <func() interface {}>,
+// it will be executed with mutex.Lock of the hash map,
+// and its return value will be set to the map with <key>.
+//
+// It returns value with given <key>.
 func (gm *Map) doSetWithLockCheck(key interface{}, value interface{}) interface{} {
     gm.mu.Lock()
     defer gm.mu.Unlock()
@@ -153,9 +135,8 @@ func (gm *Map) doSetWithLockCheck(key interface{}, value interface{}) interface{
     return value
 }
 
-// Get the value by key, or set it with given key-value if not exist.
-//
-// 当键名存在时返回其键值，否则写入指定的键值
+// GetOrSet returns the value by key,
+// or set value with given <value> if not exist and returns this value.
 func (gm *Map) GetOrSet(key interface{}, value interface{}) interface{} {
     if v := gm.Get(key); v == nil {
         return gm.doSetWithLockCheck(key, value)
@@ -164,9 +145,9 @@ func (gm *Map) GetOrSet(key interface{}, value interface{}) interface{} {
     }
 }
 
-// Get the value by key, or set the it with return of callback function <f> if not exist.
-//
-// 当键名存在时返回其键值，否则写入指定的键值，键值由指定的函数生成
+// GetOrSetFunc returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
 func (gm *Map) GetOrSetFunc(key interface{}, f func() interface{}) interface{} {
     if v := gm.Get(key); v == nil {
         return gm.doSetWithLockCheck(key, f())
@@ -175,10 +156,12 @@ func (gm *Map) GetOrSetFunc(key interface{}, f func() interface{}) interface{} {
     }
 }
 
-// Get the value by key, or set the it with return of callback function <f> if not exist.
-// The difference with GetOrSetFunc is, it locks in executing callback function <f>.
+// GetOrSetFuncLock returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
 //
-// 与GetOrSetFunc不同的是，f是在写锁机制内执行
+// GetOrSetFuncLock differs with GetOrSetFunc function is that it executes function <f>
+// with mutex.Lock of the hash map.
 func (gm *Map) GetOrSetFuncLock(key interface{}, f func() interface{}) interface{} {
     if v := gm.Get(key); v == nil {
         return gm.doSetWithLockCheck(key, f)
@@ -187,9 +170,8 @@ func (gm *Map) GetOrSetFuncLock(key interface{}, f func() interface{}) interface
     }
 }
 
-// Set key-value if the key does not exist, then return true; or else return false.
-//
-// 当键名不存在时写入，并返回true；否则返回false。
+// SetIfNotExist sets <value> to the map if the <key> does not exist, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 func (gm *Map) SetIfNotExist(key interface{}, value interface{}) bool {
     if !gm.Contains(key) {
         gm.doSetWithLockCheck(key, value)
@@ -198,9 +180,30 @@ func (gm *Map) SetIfNotExist(key interface{}, value interface{}) bool {
     return false
 }
 
-// Batch remove by keys.
+// SetIfNotExistFunc sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+func (gm *Map) SetIfNotExistFunc(key interface{}, f func() interface{}) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f())
+		return true
+	}
+	return false
+}
+
+// SetIfNotExistFuncLock sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 //
-// 批量删除键值对
+// SetIfNotExistFuncLock differs with SetIfNotExistFunc function is that
+// it executes function <f> with mutex.Lock of the hash map.
+func (gm *Map) SetIfNotExistFuncLock(key interface{}, f func() interface{}) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f)
+		return true
+	}
+	return false
+}
+
+// BatchRemove batch deletes values of the map by keys.
 func (gm *Map) BatchRemove(keys []interface{}) {
     gm.mu.Lock()
     for _, key := range keys {
@@ -209,9 +212,7 @@ func (gm *Map) BatchRemove(keys []interface{}) {
     gm.mu.Unlock()
 }
 
-// Remove by given key.
-//
-// 返回对应的键值，并删除该键值
+// Remove deletes value from map by given <key>, and return this deleted value.
 func (gm *Map) Remove(key interface{}) interface{} {
     gm.mu.Lock()
     val, exists := gm.m[key]
@@ -222,9 +223,7 @@ func (gm *Map) Remove(key interface{}) interface{} {
     return val
 }
 
-// Return all the keys of hash map as a slice.
-//
-// 返回键列表.
+// Keys returns all keys of the map as a slice.
 func (gm *Map) Keys() []interface{} {
     gm.mu.RLock()
     keys := make([]interface{}, 0)
@@ -235,9 +234,7 @@ func (gm *Map) Keys() []interface{} {
     return keys
 }
 
-// Return all the values of hash map as a slice.
-//
-// 返回值列表(注意是随机排序)
+// Values returns all values of the map as a slice.
 func (gm *Map) Values() []interface{} {
     gm.mu.RLock()
     vals := make([]interface{}, 0)
@@ -248,9 +245,8 @@ func (gm *Map) Values() []interface{} {
     return vals
 }
 
-// Check whether a key exist.
-//
-// 是否存在某个键
+// Contains checks whether a key exists.
+// It returns true if the <key> exists, or else false.
 func (gm *Map) Contains(key interface{}) bool {
     gm.mu.RLock()
     _, exists := gm.m[key]
@@ -258,9 +254,7 @@ func (gm *Map) Contains(key interface{}) bool {
     return exists
 }
 
-// Get the size of hash map.
-//
-// 哈希表大小
+// Size returns the size of the map.
 func (gm *Map) Size() int {
     gm.mu.RLock()
     length := len(gm.m)
@@ -268,9 +262,8 @@ func (gm *Map) Size() int {
     return length
 }
 
-// Check whether the hash map is empty.
-//
-// 哈希表是否为空
+// IsEmpty checks whether the map is empty.
+// It returns true if map is empty, or else false.
 func (gm *Map) IsEmpty() bool {
     gm.mu.RLock()
     empty := len(gm.m) == 0
@@ -278,36 +271,28 @@ func (gm *Map) IsEmpty() bool {
     return empty
 }
 
-// Clear the hash map, it will remake a new underlying map data map.
-//
-// 清空哈希表
+// Clear deletes all data of the map, it will remake a new underlying map data map.
 func (gm *Map) Clear() {
     gm.mu.Lock()
     gm.m = make(map[interface{}]interface{})
     gm.mu.Unlock()
 }
 
-// Lock writing with given callback <f>.
-//
-// 并发安全锁操作，使用自定义方法执行加锁修改操作
+// LockFunc locks writing with given callback function <f> and mutex.Lock.
 func (gm *Map) LockFunc(f func(m map[interface{}]interface{})) {
     gm.mu.Lock()
     defer gm.mu.Unlock()
     f(gm.m)
 }
 
-// Lock reading with given callback <f>.
-//
-// 并发安全锁操作，使用自定义方法执行加锁读取操作
+// RLockFunc locks reading with given callback function <f> and mutex.RLock.
 func (gm *Map) RLockFunc(f func(m map[interface{}]interface{})) {
     gm.mu.RLock()
     defer gm.mu.RUnlock()
     f(gm.m)
 }
 
-// Exchange key-value in the hash map, it will change key-value to value-key.
-//
-// 交换Map中的键和值.
+// Flip exchanges key-value of the map, it will change key-value to value-key.
 func (gm *Map) Flip() {
     gm.mu.Lock()
     defer gm.mu.Unlock()
@@ -318,17 +303,16 @@ func (gm *Map) Flip() {
     gm.m = n
 }
 
-// Merge two hash maps.
-//
-// 合并两个Map.
-func (gm *Map) Merge(m *Map) {
+// Merge merges two hash maps.
+// The <other> map will be merged into the map <gm>.
+func (gm *Map) Merge(other *Map) {
     gm.mu.Lock()
     defer gm.mu.Unlock()
-    if m != gm {
-        m.mu.RLock()
-        defer m.mu.RUnlock()
+    if other != gm {
+	    other.mu.RLock()
+        defer other.mu.RUnlock()
     }
-    for k, v := range m.m {
+    for k, v := range other.m {
         gm.m[k] = v
     }
 }

g/container/gmap/gmap_int_bool_map.go

@@ -16,6 +16,9 @@ type IntBoolMap struct {
     mu *rwmutex.RWMutex
 }
 
+// NewIntBoolMap returns an empty IntBoolMap object.
+// The param <unsafe> used to specify whether using map with un-concurrent-safety,
+// which is false in default, means concurrent-safe.
 func NewIntBoolMap(unsafe...bool) *IntBoolMap {
 	return &IntBoolMap{
         m  : make(map[int]bool),
@@ -23,6 +26,9 @@ func NewIntBoolMap(unsafe...bool) *IntBoolMap {
     }
 }
 
+// NewIntBoolMapFrom returns an IntBoolMap object from given map <m>.
+// Notice that, the param map is a type of pointer,
+// there might be some concurrent-safe issues when changing the map outside.
 func NewIntBoolMapFrom(m map[int]bool, unsafe...bool) *IntBoolMap {
     return &IntBoolMap{
         m  : m,
@@ -30,6 +36,12 @@ func NewIntBoolMapFrom(m map[int]bool, unsafe...bool) *IntBoolMap {
     }
 }
 
+// NewIntBoolMapFromArray returns an IntBoolMap from given array.
+// The param <keys> given as the keys of the map,
+// and <values> as its corresponding values.
+//
+// If length of <keys> is greater than that of <values>,
+// the corresponding overflow map values will be the default value of its type.
 func NewIntBoolMapFromArray(keys []int, values []bool, unsafe...bool) *IntBoolMap {
     m := make(map[int]bool)
     l := len(values)
@@ -46,12 +58,12 @@ func NewIntBoolMapFromArray(keys []int, values []bool, unsafe...bool) *IntBoolMa
     }
 }
 
-// 哈希表克隆.
+// Clone returns a new hash map with copy of current map data.
 func (gm *IntBoolMap) Clone() *IntBoolMap {
     return NewIntBoolMapFrom(gm.Map(), !gm.mu.IsSafe())
 }
 
-// 返回当前哈希表的数据Map.
+// Map returns a copy of the data of the hash map.
 func (gm *IntBoolMap) Map() map[int]bool {
 	m := make(map[int]bool)
 	gm.mu.RLock()
@@ -62,7 +74,8 @@ func (gm *IntBoolMap) Map() map[int]bool {
 	return m
 }
 
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历
+// Iterator iterates the hash map with custom callback function <f>.
+// If f returns true, then continue iterating; or false to stop.
 func (gm *IntBoolMap) Iterator(f func (k int, v bool) bool) {
     gm.mu.RLock()
     defer gm.mu.RUnlock()
@@ -73,14 +86,14 @@ func (gm *IntBoolMap) Iterator(f func (k int, v bool) bool) {
     }
 }
 
-// 设置键值对
+// Set sets key-value to the hash map.
 func (gm *IntBoolMap) Set(key int, val bool) {
 	gm.mu.Lock()
 	gm.m[key] = val
 	gm.mu.Unlock()
 }
 
-// 批量设置键值对
+// BatchSet batch sets key-values to the hash map.
 func (gm *IntBoolMap) BatchSet(m map[int]bool) {
 	gm.mu.Lock()
 	for k, v := range m {
@@ -89,7 +102,7 @@ func (gm *IntBoolMap) BatchSet(m map[int]bool) {
 	gm.mu.Unlock()
 }
 
-// 获取键值
+// Get returns the value by given <key>.
 func (gm *IntBoolMap) Get(key int) bool {
 	gm.mu.RLock()
 	val, _ := gm.m[key]
@@ -97,8 +110,11 @@ func (gm *IntBoolMap) Get(key int) bool {
 	return val
 }
 
-// 设置kv缓存键值对，内部会对键名的存在性使用写锁进行二次检索确认，如果存在则不再写入；返回键名对应的键值。
-// 在高并发下有用，防止数据写入的并发逻辑错误。
+// doSetWithLockCheck checks whether value of the key exists with mutex.Lock,
+// if not exists, set value to the map with given <key>,
+// or else just return the existing value.
+//
+// It returns value with given <key>.
 func (gm *IntBoolMap) doSetWithLockCheck(key int, value bool) bool {
     gm.mu.Lock()
     if v, ok := gm.m[key]; ok {
@@ -110,7 +126,8 @@ func (gm *IntBoolMap) doSetWithLockCheck(key int, value bool) bool {
     return value
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值
+// GetOrSet returns the value by key,
+// or set value with given <value> if not exist and returns this value.
 func (gm *IntBoolMap) GetOrSet(key int, value bool) bool {
     gm.mu.RLock()
     v, ok := gm.m[key]
@@ -122,7 +139,8 @@ func (gm *IntBoolMap) GetOrSet(key int, value bool) bool {
     }
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值，键值由指定的函数生成
+// GetOrSetFunc returns the value by key,
+// or sets value with return value of callback function <f> if not exist and returns this value.
 func (gm *IntBoolMap) GetOrSetFunc(key int, f func() bool) bool {
     gm.mu.RLock()
     v, ok := gm.m[key]
@@ -134,7 +152,11 @@ func (gm *IntBoolMap) GetOrSetFunc(key int, f func() bool) bool {
     }
 }
 
-// 与GetOrSetFunc不同的是，f是在写锁机制内执行
+// GetOrSetFuncLock returns the value by key,
+// or sets value with return value of callback function <f> if not exist and returns this value.
+//
+// GetOrSetFuncLock differs with GetOrSetFunc function is that it executes function <f>
+// with mutex.Lock of the hash map.
 func (gm *IntBoolMap) GetOrSetFuncLock(key int, f func() bool) bool {
     gm.mu.RLock()
     val, ok := gm.m[key]
@@ -143,10 +165,9 @@ func (gm *IntBoolMap) GetOrSetFuncLock(key int, f func() bool) bool {
         gm.mu.Lock()
         defer gm.mu.Unlock()
         if v, ok := gm.m[key]; ok {
-            gm.mu.Unlock()
             return v
         }
-        val         = f()
+        val       = f()
         gm.m[key] = val
         return val
     } else {
@@ -154,7 +175,8 @@ func (gm *IntBoolMap) GetOrSetFuncLock(key int, f func() bool) bool {
     }
 }
 
-// 当键名不存在时写入，并返回true；否则返回false。
+// SetIfNotExist sets <value> to the map if the <key> does not exist, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 func (gm *IntBoolMap) SetIfNotExist(key int, value bool) bool {
     if !gm.Contains(key) {
         gm.doSetWithLockCheck(key, value)
@@ -163,7 +185,34 @@ func (gm *IntBoolMap) SetIfNotExist(key int, value bool) bool {
     return false
 }
 
-// 批量删除键值对
+// SetIfNotExistFunc sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+func (gm *IntBoolMap) SetIfNotExistFunc(key int, f func() bool) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f())
+		return true
+	}
+	return false
+}
+
+// SetIfNotExistFuncLock sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+//
+// SetIfNotExistFuncLock differs with SetIfNotExistFunc function is that
+// it executes function <f> with mutex.Lock of the hash map.
+func (gm *IntBoolMap) SetIfNotExistFuncLock(key int, f func() bool) bool {
+	if !gm.Contains(key) {
+		gm.mu.Lock()
+		defer gm.mu.Unlock()
+		if _, ok := gm.m[key]; !ok {
+			gm.m[key] = f()
+		}
+		return true
+	}
+	return false
+}
+
+// BatchRemove batch deletes values of the map by keys.
 func (gm *IntBoolMap) BatchRemove(keys []int) {
     gm.mu.Lock()
     for _, key := range keys {
@@ -172,7 +221,7 @@ func (gm *IntBoolMap) BatchRemove(keys []int) {
     gm.mu.Unlock()
 }
 
-// 返回对应的键值，并删除该键值
+// Remove deletes value from map by given <key>, and return this deleted value.
 func (gm *IntBoolMap) Remove(key int) bool {
     gm.mu.Lock()
     val, exists := gm.m[key]
@@ -183,7 +232,7 @@ func (gm *IntBoolMap) Remove(key int) bool {
     return val
 }
 
-// 返回键列表
+// Keys returns all keys of the map as a slice.
 func (gm *IntBoolMap) Keys() []int {
     gm.mu.RLock()
     keys := make([]int, 0)
@@ -194,18 +243,8 @@ func (gm *IntBoolMap) Keys() []int {
     return keys
 }
 
-// 返回值列表(注意是随机排序)
-//func (gm *IntBoolMap) Values() []bool {
-//    gm.mu.RLock()
-//    vals := make([]bool, 0)
-//    for _, val := range gm.m {
-//        vals = append(vals, val)
-//    }
-//    gm.mu.RUnlock()
-//    return vals
-//}
-
-// 是否存在某个键
+// Contains checks whether a key exists.
+// It returns true if the <key> exists, or else false.
 func (gm *IntBoolMap) Contains(key int) bool {
 	gm.mu.RLock()
 	_, exists := gm.m[key]
@@ -213,7 +252,7 @@ func (gm *IntBoolMap) Contains(key int) bool {
 	return exists
 }
 
-// 哈希表大小
+// Size returns the size of the map.
 func (gm *IntBoolMap) Size() int {
     gm.mu.RLock()
     length := len(gm.m)
@@ -221,7 +260,8 @@ func (gm *IntBoolMap) Size() int {
     return length
 }
 
-// 哈希表是否为空
+// IsEmpty checks whether the map is empty.
+// It returns true if map is empty, or else false.
 func (gm *IntBoolMap) IsEmpty() bool {
     gm.mu.RLock()
     empty := len(gm.m) == 0
@@ -229,36 +269,37 @@ func (gm *IntBoolMap) IsEmpty() bool {
     return empty
 }
 
-// 清空哈希表
+// Clear deletes all data of the map, it will remake a new underlying map data map.
 func (gm *IntBoolMap) Clear() {
     gm.mu.Lock()
     gm.m = make(map[int]bool)
     gm.mu.Unlock()
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁修改操作
+// LockFunc locks writing with given callback function <f> and mutex.Lock.
 func (gm *IntBoolMap) LockFunc(f func(m map[int]bool)) {
     gm.mu.Lock()
     defer gm.mu.Unlock()
     f(gm.m)
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁读取操作
+// RLockFunc locks reading with given callback function <f> and mutex.RLock.
 func (gm *IntBoolMap) RLockFunc(f func(m map[int]bool)) {
     gm.mu.RLock()
     defer gm.mu.RUnlock()
     f(gm.m)
 }
 
-// 合并两个Map.
-func (gm *IntBoolMap) Merge(m *IntBoolMap) {
+// Merge merges two hash maps.
+// The <other> map will be merged into the map <gm>.
+func (gm *IntBoolMap) Merge(other *IntBoolMap) {
     gm.mu.Lock()
     defer gm.mu.Unlock()
-    if m != gm {
-        m.mu.RLock()
-        defer m.mu.RUnlock()
+    if other != gm {
+	    other.mu.RLock()
+        defer other.mu.RUnlock()
     }
-    for k, v := range m.m {
+    for k, v := range other.m {
         gm.m[k] = v
     }
 }

g/container/gmap/gmap_int_int_map.go

@@ -16,6 +16,9 @@ type IntIntMap struct {
 	m  map[int]int
 }
 
+// NewIntIntMap returns an empty IntIntMap object.
+// The param <unsafe> used to specify whether using map with un-concurrent-safety,
+// which is false in default, means concurrent-safe.
 func NewIntIntMap(unsafe...bool) *IntIntMap {
 	return &IntIntMap{
         m  : make(map[int]int),
@@ -23,6 +26,9 @@ func NewIntIntMap(unsafe...bool) *IntIntMap {
     }
 }
 
+// NewIntIntMapFrom returns an IntIntMap object from given map <m>.
+// Notice that, the param map is a type of pointer,
+// there might be some concurrent-safe issues when changing the map outside.
 func NewIntIntMapFrom(m map[int]int, unsafe...bool) *IntIntMap {
     return &IntIntMap{
         m  : m,
@@ -30,6 +36,12 @@ func NewIntIntMapFrom(m map[int]int, unsafe...bool) *IntIntMap {
     }
 }
 
+// NewIntIntMapFromArray returns an IntIntMap object from given array.
+// The param <keys> given as the keys of the map,
+// and <values> as its corresponding values.
+//
+// If length of <keys> is greater than that of <values>,
+// the corresponding overflow map values will be the default value of its type.
 func NewIntIntMapFromArray(keys []int, values []int, unsafe...bool) *IntIntMap {
     m := make(map[int]int)
     l := len(values)
@@ -46,7 +58,8 @@ func NewIntIntMapFromArray(keys []int, values []int, unsafe...bool) *IntIntMap {
     }
 }
 
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历
+// Iterator iterates the hash map with custom callback function <f>.
+// If f returns true, then continue iterating; or false to stop.
 func (gm *IntIntMap) Iterator(f func (k int, v int) bool) {
     gm.mu.RLock()
     defer gm.mu.RUnlock()
@@ -57,12 +70,12 @@ func (gm *IntIntMap) Iterator(f func (k int, v int) bool) {
     }
 }
 
-// 哈希表克隆.
+// Clone returns a new hash map with copy of current map data.
 func (gm *IntIntMap) Clone() *IntIntMap {
     return NewIntIntMapFrom(gm.Map(), !gm.mu.IsSafe())
 }
 
-// 返回当前哈希表的数据Map.
+// Map returns a copy of the data of the hash map.
 func (gm *IntIntMap) Map() map[int]int {
 	m := make(map[int]int)
 	gm.mu.RLock()
@@ -73,14 +86,14 @@ func (gm *IntIntMap) Map() map[int]int {
 	return m
 }
 
-// 设置键值对
+// Set sets key-value to the hash map.
 func (gm *IntIntMap) Set(key int, val int) {
 	gm.mu.Lock()
 	gm.m[key] = val
 	gm.mu.Unlock()
 }
 
-// 批量设置键值对
+// BatchSet batch sets key-values to the hash map.
 func (gm *IntIntMap) BatchSet(m map[int]int) {
 	gm.mu.Lock()
 	for k, v := range m {
@@ -89,7 +102,7 @@ func (gm *IntIntMap) BatchSet(m map[int]int) {
 	gm.mu.Unlock()
 }
 
-// 获取键值
+// Get returns the value by given <key>.
 func (gm *IntIntMap) Get(key int) (int) {
 	gm.mu.RLock()
 	val, _ := gm.m[key]
@@ -97,8 +110,11 @@ func (gm *IntIntMap) Get(key int) (int) {
 	return val
 }
 
-// 设置kv缓存键值对，内部会对键名的存在性使用写锁进行二次检索确认，如果存在则不再写入；返回键名对应的键值。
-// 在高并发下有用，防止数据写入的并发逻辑错误。
+// doSetWithLockCheck checks whether value of the key exists with mutex.Lock,
+// if not exists, set value to the map with given <key>,
+// or else just return the existing value.
+//
+// It returns value with given <key>.
 func (gm *IntIntMap) doSetWithLockCheck(key int, value int) int {
     gm.mu.Lock()
     if v, ok := gm.m[key]; ok {
@@ -110,7 +126,8 @@ func (gm *IntIntMap) doSetWithLockCheck(key int, value int) int {
     return value
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值
+// GetOrSet returns the value by key,
+// or set value with given <value> if not exist and returns this value.
 func (gm *IntIntMap) GetOrSet(key int, value int) int {
     gm.mu.RLock()
     v, ok := gm.m[key]
@@ -122,7 +139,8 @@ func (gm *IntIntMap) GetOrSet(key int, value int) int {
     }
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值，键值由指定的函数生成
+// GetOrSetFunc returns the value by key,
+// or sets value with return value of callback function <f> if not exist and returns this value.
 func (gm *IntIntMap) GetOrSetFunc(key int, f func() int) int {
     gm.mu.RLock()
     v, ok := gm.m[key]
@@ -134,7 +152,11 @@ func (gm *IntIntMap) GetOrSetFunc(key int, f func() int) int {
     }
 }
 
-// 与GetOrSetFunc不同的是，f是在写锁机制内执行
+// GetOrSetFuncLock returns the value by key,
+// or sets value with return value of callback function <f> if not exist and returns this value.
+//
+// GetOrSetFuncLock differs with GetOrSetFunc function is that it executes function <f>
+// with mutex.Lock of the hash map.
 func (gm *IntIntMap) GetOrSetFuncLock(key int, f func() int) int {
     gm.mu.RLock()
     val, ok := gm.m[key]
@@ -143,7 +165,6 @@ func (gm *IntIntMap) GetOrSetFuncLock(key int, f func() int) int {
         gm.mu.Lock()
         defer gm.mu.Unlock()
         if v, ok := gm.m[key]; ok {
-            gm.mu.Unlock()
             return v
         }
         val         = f()
@@ -154,7 +175,8 @@ func (gm *IntIntMap) GetOrSetFuncLock(key int, f func() int) int {
     }
 }
 
-// 当键名不存在时写入，并返回true；否则返回false。
+// SetIfNotExist sets <value> to the map if the <key> does not exist, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 func (gm *IntIntMap) SetIfNotExist(key int, value int) bool {
     if !gm.Contains(key) {
         gm.doSetWithLockCheck(key, value)
@@ -163,7 +185,34 @@ func (gm *IntIntMap) SetIfNotExist(key int, value int) bool {
     return false
 }
 
-// 批量删除键值对
+// SetIfNotExistFunc sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+func (gm *IntIntMap) SetIfNotExistFunc(key int, f func() int) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f())
+		return true
+	}
+	return false
+}
+
+// SetIfNotExistFuncLock sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+//
+// SetIfNotExistFuncLock differs with SetIfNotExistFunc function is that
+// it executes function <f> with mutex.Lock of the hash map.
+func (gm *IntIntMap) SetIfNotExistFuncLock(key int, f func() int) bool {
+	if !gm.Contains(key) {
+		gm.mu.Lock()
+		defer gm.mu.Unlock()
+		if _, ok := gm.m[key]; !ok {
+			gm.m[key] = f()
+		}
+		return true
+	}
+	return false
+}
+
+// BatchRemove batch deletes values of the map by keys.
 func (gm *IntIntMap) BatchRemove(keys []int) {
     gm.mu.Lock()
     for _, key := range keys {
@@ -172,7 +221,7 @@ func (gm *IntIntMap) BatchRemove(keys []int) {
     gm.mu.Unlock()
 }
 
-// 返回对应的键值，并删除该键值
+// Remove deletes value from map by given <key>, and return this deleted value.
 func (gm *IntIntMap) Remove(key int) int {
     gm.mu.Lock()
     val, exists := gm.m[key]
@@ -183,7 +232,7 @@ func (gm *IntIntMap) Remove(key int) int {
     return val
 }
 
-// 返回键列表
+// Keys returns all keys of the map as a slice.
 func (gm *IntIntMap) Keys() []int {
     gm.mu.RLock()
     keys := make([]int, 0)
@@ -194,7 +243,7 @@ func (gm *IntIntMap) Keys() []int {
     return keys
 }
 
-// 返回值列表(注意是随机排序)
+// Values returns all values of the map as a slice.
 func (gm *IntIntMap) Values() []int {
     gm.mu.RLock()
     vals := make([]int, 0)
@@ -205,7 +254,8 @@ func (gm *IntIntMap) Values() []int {
     return vals
 }
 
-// 是否存在某个键
+// Contains checks whether a key exists.
+// It returns true if the <key> exists, or else false.
 func (gm *IntIntMap) Contains(key int) bool {
     gm.mu.RLock()
     _, exists := gm.m[key]
@@ -213,7 +263,7 @@ func (gm *IntIntMap) Contains(key int) bool {
     return exists
 }
 
-// 哈希表大小
+// Size returns the size of the map.
 func (gm *IntIntMap) Size() int {
     gm.mu.RLock()
     length := len(gm.m)
@@ -221,7 +271,8 @@ func (gm *IntIntMap) Size() int {
     return length
 }
 
-// 哈希表是否为空
+// IsEmpty checks whether the map is empty.
+// It returns true if map is empty, or else false.
 func (gm *IntIntMap) IsEmpty() bool {
     gm.mu.RLock()
     empty := len(gm.m) == 0
@@ -229,28 +280,28 @@ func (gm *IntIntMap) IsEmpty() bool {
     return empty
 }
 
-// 清空哈希表
+// Clear deletes all data of the map, it will remake a new underlying map data map.
 func (gm *IntIntMap) Clear() {
     gm.mu.Lock()
     gm.m = make(map[int]int)
     gm.mu.Unlock()
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁修改操作
+// LockFunc locks writing with given callback function <f> and mutex.Lock.
 func (gm *IntIntMap) LockFunc(f func(m map[int]int)) {
     gm.mu.Lock()
     defer gm.mu.Unlock()
     f(gm.m)
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁读取操作
+// RLockFunc locks reading with given callback function <f> and mutex.RLock.
 func (gm *IntIntMap) RLockFunc(f func(m map[int]int)) {
     gm.mu.RLock()
     defer gm.mu.RUnlock()
     f(gm.m)
 }
 
-// 交换Map中的键和值.
+// Flip exchanges key-value of the map, it will change key-value to value-key.
 func (gm *IntIntMap) Flip() {
     gm.mu.Lock()
     defer gm.mu.Unlock()
@@ -261,15 +312,16 @@ func (gm *IntIntMap) Flip() {
     gm.m = n
 }
 
-// 合并两个Map.
-func (gm *IntIntMap) Merge(m *IntIntMap) {
+// Merge merges two hash maps.
+// The <other> map will be merged into the map <gm>.
+func (gm *IntIntMap) Merge(other *IntIntMap) {
     gm.mu.Lock()
     defer gm.mu.Unlock()
-    if m != gm {
-        m.mu.RLock()
-        defer m.mu.RUnlock()
+    if other != gm {
+	    other.mu.RLock()
+        defer other.mu.RUnlock()
     }
-    for k, v := range m.m {
+    for k, v := range other.m {
         gm.m[k] = v
     }
 }

g/container/gmap/gmap_int_interface_map.go

@@ -17,6 +17,9 @@ type IntInterfaceMap struct {
 	m  map[int]interface{}
 }
 
+// NewIntInterfaceMap returns an empty IntInterfaceMap object.
+// The param <unsafe> used to specify whether using map with un-concurrent-safety,
+// which is false in default, means concurrent-safe.
 func NewIntInterfaceMap(unsafe...bool) *IntInterfaceMap {
 	return &IntInterfaceMap{
         m  : make(map[int]interface{}),
@@ -24,6 +27,9 @@ func NewIntInterfaceMap(unsafe...bool) *IntInterfaceMap {
     }
 }
 
+// NewIntInterfaceMapFrom returns an IntInterfaceMap object from given map <m>.
+// Notice that, the param map is a type of pointer,
+// there might be some concurrent-safe issues when changing the map outside.
 func NewIntInterfaceMapFrom(m map[int]interface{}, unsafe...bool) *IntInterfaceMap {
     return &IntInterfaceMap{
         m  : m,
@@ -31,6 +37,12 @@ func NewIntInterfaceMapFrom(m map[int]interface{}, unsafe...bool) *IntInterfaceM
     }
 }
 
+// NewFromArray returns a hash map from given array.
+// The param <keys> given as the keys of the map,
+// and <values> as its corresponding values.
+//
+// If length of <keys> is greater than that of <values>,
+// the corresponding overflow map values will be the default value of its type.
 func NewIntInterfaceMapFromArray(keys []int, values []interface{}, unsafe...bool) *IntInterfaceMap {
     m := make(map[int]interface{})
     l := len(values)
@@ -47,7 +59,8 @@ func NewIntInterfaceMapFromArray(keys []int, values []interface{}, unsafe...bool
     }
 }
 
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历
+// Iterator iterates the hash map with custom callback function <f>.
+// If f returns true, then continue iterating; or false to stop.
 func (gm *IntInterfaceMap) Iterator(f func (k int, v interface{}) bool) {
     gm.mu.RLock()
     defer gm.mu.RUnlock()
@@ -58,12 +71,12 @@ func (gm *IntInterfaceMap) Iterator(f func (k int, v interface{}) bool) {
     }
 }
 
-// 哈希表克隆.
+// Clone returns a new hash map with copy of current map data.
 func (gm *IntInterfaceMap) Clone() *IntInterfaceMap {
     return NewIntInterfaceMapFrom(gm.Map(), !gm.mu.IsSafe())
 }
 
-// 返回当前哈希表的数据Map.
+// Map returns a copy of the data of the hash map.
 func (gm *IntInterfaceMap) Map() map[int]interface{} {
 	m := make(map[int]interface{})
 	gm.mu.RLock()
@@ -74,14 +87,14 @@ func (gm *IntInterfaceMap) Map() map[int]interface{} {
 	return m
 }
 
-// 设置键值对
+// Set sets key-value to the hash map.
 func (gm *IntInterfaceMap) Set(key int, val interface{}) {
 	gm.mu.Lock()
 	gm.m[key] = val
 	gm.mu.Unlock()
 }
 
-// 批量设置键值对
+// BatchSet batch sets key-values to the hash map.
 func (gm *IntInterfaceMap) BatchSet(m map[int]interface{}) {
 	gm.mu.Lock()
 	for k, v := range m {
@@ -90,7 +103,7 @@ func (gm *IntInterfaceMap) BatchSet(m map[int]interface{}) {
 	gm.mu.Unlock()
 }
 
-// 获取键值
+// Get returns the value by given <key>.
 func (gm *IntInterfaceMap) Get(key int) (interface{}) {
 	gm.mu.RLock()
 	val, _ := gm.m[key]
@@ -98,8 +111,16 @@ func (gm *IntInterfaceMap) Get(key int) (interface{}) {
 	return val
 }
 
-// 设置kv缓存键值对，内部会对键名的存在性使用写锁进行二次检索确认，如果存在则不再写入；返回键名对应的键值。
-// 在高并发下有用，防止数据写入的并发逻辑错误。
+
+// doSetWithLockCheck checks whether value of the key exists with mutex.Lock,
+// if not exists, set value to the map with given <key>,
+// or else just return the existing value.
+//
+// When setting value, if <value> is type of <func() interface {}>,
+// it will be executed with mutex.Lock of the hash map,
+// and its return value will be set to the map with <key>.
+//
+// It returns value with given <key>.
 func (gm *IntInterfaceMap) doSetWithLockCheck(key int, value interface{}) interface{} {
     gm.mu.Lock()
     defer gm.mu.Unlock()
@@ -115,7 +136,8 @@ func (gm *IntInterfaceMap) doSetWithLockCheck(key int, value interface{}) interf
     return value
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值
+// GetOrSet returns the value by key,
+// or set value with given <value> if not exist and returns this value.
 func (gm *IntInterfaceMap) GetOrSet(key int, value interface{}) interface{} {
     if v := gm.Get(key); v == nil {
         return gm.doSetWithLockCheck(key, value)
@@ -124,7 +146,8 @@ func (gm *IntInterfaceMap) GetOrSet(key int, value interface{}) interface{} {
     }
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值，键值由指定的函数生成
+// GetOrSetFunc returns the value by key,
+// or sets value with return value of callback function <f> if not exist and returns this value.
 func (gm *IntInterfaceMap) GetOrSetFunc(key int, f func() interface{}) interface{} {
     if v := gm.Get(key); v == nil {
         return gm.doSetWithLockCheck(key, f())
@@ -133,7 +156,11 @@ func (gm *IntInterfaceMap) GetOrSetFunc(key int, f func() interface{}) interface
     }
 }
 
-// 与GetOrSetFunc不同的是，f是在写锁机制内执行
+// GetOrSetFuncLock returns the value by key,
+// or sets value with return value of callback function <f> if not exist and returns this value.
+//
+// GetOrSetFuncLock differs with GetOrSetFunc function is that it executes function <f>
+// with mutex.Lock of the hash map.
 func (gm *IntInterfaceMap) GetOrSetFuncLock(key int, f func() interface{}) interface{} {
     if v := gm.Get(key); v == nil {
         return gm.doSetWithLockCheck(key, f)
@@ -142,7 +169,8 @@ func (gm *IntInterfaceMap) GetOrSetFuncLock(key int, f func() interface{}) inter
     }
 }
 
-// 当键名不存在时写入，并返回true；否则返回false。
+// SetIfNotExist sets <value> to the map if the <key> does not exist, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 func (gm *IntInterfaceMap) SetIfNotExist(key int, value interface{}) bool {
     if !gm.Contains(key) {
         gm.doSetWithLockCheck(key, value)
@@ -151,7 +179,31 @@ func (gm *IntInterfaceMap) SetIfNotExist(key int, value interface{}) bool {
     return false
 }
 
-// 批量删除键值对
+// SetIfNotExistFunc sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+func (gm *IntInterfaceMap) SetIfNotExistFunc(key int, f func() interface{}) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f())
+		return true
+	}
+	return false
+}
+
+// SetIfNotExistFuncLock sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+//
+// SetIfNotExistFuncLock differs with SetIfNotExistFunc function is that
+// it executes function <f> with mutex.Lock of the hash map.
+func (gm *IntInterfaceMap) SetIfNotExistFuncLock(key int, f func() interface{}) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f)
+		return true
+	}
+	return false
+}
+
+
+// BatchRemove batch deletes values of the map by keys.
 func (gm *IntInterfaceMap) BatchRemove(keys []int) {
     gm.mu.Lock()
     for _, key := range keys {
@@ -160,7 +212,7 @@ func (gm *IntInterfaceMap) BatchRemove(keys []int) {
     gm.mu.Unlock()
 }
 
-// 返回对应的键值，并删除该键值
+// Remove deletes value from map by given <key>, and return this deleted value.
 func (gm *IntInterfaceMap) Remove(key int) interface{} {
     gm.mu.Lock()
     val, exists := gm.m[key]
@@ -171,7 +223,7 @@ func (gm *IntInterfaceMap) Remove(key int) interface{} {
     return val
 }
 
-// 返回键列表
+// Keys returns all keys of the map as a slice.
 func (gm *IntInterfaceMap) Keys() []int {
     gm.mu.RLock()
     keys := make([]int, 0)
@@ -182,7 +234,7 @@ func (gm *IntInterfaceMap) Keys() []int {
     return keys
 }
 
-// 返回值列表(注意是随机排序)
+// Values returns all values of the map as a slice.
 func (gm *IntInterfaceMap) Values() []interface{} {
     gm.mu.RLock()
     vals := make([]interface{}, 0)
@@ -193,7 +245,8 @@ func (gm *IntInterfaceMap) Values() []interface{} {
     return vals
 }
 
-// 是否存在某个键
+// Contains checks whether a key exists.
+// It returns true if the <key> exists, or else false.
 func (gm *IntInterfaceMap) Contains(key int) bool {
     gm.mu.RLock()
     _, exists := gm.m[key]
@@ -201,7 +254,7 @@ func (gm *IntInterfaceMap) Contains(key int) bool {
     return exists
 }
 
-// 哈希表大小
+// Size returns the size of the map.
 func (gm *IntInterfaceMap) Size() int {
     gm.mu.RLock()
     length := len(gm.m)
@@ -209,7 +262,8 @@ func (gm *IntInterfaceMap) Size() int {
     return length
 }
 
-// 哈希表是否为空
+// IsEmpty checks whether the map is empty.
+// It returns true if map is empty, or else false.
 func (gm *IntInterfaceMap) IsEmpty() bool {
     gm.mu.RLock()
     empty := len(gm.m) == 0
@@ -217,28 +271,28 @@ func (gm *IntInterfaceMap) IsEmpty() bool {
     return empty
 }
 
-// 清空哈希表
+// Clear deletes all data of the map, it will remake a new underlying map data map.
 func (gm *IntInterfaceMap) Clear() {
     gm.mu.Lock()
     gm.m = make(map[int]interface{})
     gm.mu.Unlock()
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁修改操作
+// LockFunc locks writing with given callback function <f> and mutex.Lock.
 func (gm *IntInterfaceMap) LockFunc(f func(m map[int]interface{})) {
     gm.mu.Lock()
     defer gm.mu.Unlock()
     f(gm.m)
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁读取操作
+// RLockFunc locks reading with given callback function <f> and mutex.RLock.
 func (gm *IntInterfaceMap) RLockFunc(f func(m map[int]interface{})) {
     gm.mu.RLock()
     defer gm.mu.RUnlock()
     f(gm.m)
 }
 
-// 交换Map中的键和值.
+// Flip exchanges key-value of the map, it will change key-value to value-key.
 func (gm *IntInterfaceMap) Flip() {
     gm.mu.Lock()
     defer gm.mu.Unlock()
@@ -249,15 +303,16 @@ func (gm *IntInterfaceMap) Flip() {
     gm.m = n
 }
 
-// 合并两个Map.
-func (gm *IntInterfaceMap) Merge(m *IntInterfaceMap) {
+// Merge merges two hash maps.
+// The <other> map will be merged into the map <gm>.
+func (gm *IntInterfaceMap) Merge(other *IntInterfaceMap) {
     gm.mu.Lock()
     defer gm.mu.Unlock()
-    if m != gm {
-        m.mu.RLock()
-        defer m.mu.RUnlock()
+    if other != gm {
+	    other.mu.RLock()
+        defer other.mu.RUnlock()
     }
-    for k, v := range m.m {
+    for k, v := range other.m {
         gm.m[k] = v
     }
 }

g/container/gmap/gmap_int_string_map.go

@@ -4,12 +4,11 @@
 // If a copy of the MIT was not distributed with gm file,
 // You can obtain one at https://github.com/gogf/gf.
 
-
 package gmap
 
 import (
-    "github.com/gogf/gf/g/internal/rwmutex"
-    "github.com/gogf/gf/g/util/gconv"
+	"github.com/gogf/gf/g/internal/rwmutex"
+	"github.com/gogf/gf/g/util/gconv"
 )
 
 type IntStringMap struct {
@@ -17,71 +16,84 @@ type IntStringMap struct {
 	m  map[int]string
 }
 
-func NewIntStringMap(unsafe...bool) *IntStringMap {
+// NewIntStringMap returns an empty IntStringMap object.
+// The param <unsafe> used to specify whether using map with un-concurrent-safety,
+// which is false in default, means concurrent-safe.
+func NewIntStringMap(unsafe ...bool) *IntStringMap {
 	return &IntStringMap{
-        m  : make(map[int]string),
-        mu : rwmutex.New(unsafe...),
-    }
+		m:  make(map[int]string),
+		mu: rwmutex.New(unsafe...),
+	}
 }
 
-func NewIntStringMapFrom(m map[int]string, unsafe...bool) *IntStringMap {
-    return &IntStringMap{
-        m  : m,
-        mu : rwmutex.New(unsafe...),
-    }
+// NewIntStringMapFrom returns an IntStringMap object from given map <m>.
+// Notice that, the param map is a type of pointer,
+// there might be some concurrent-safe issues when changing the map outside.
+func NewIntStringMapFrom(m map[int]string, unsafe ...bool) *IntStringMap {
+	return &IntStringMap{
+		m:  m,
+		mu: rwmutex.New(unsafe...),
+	}
 }
 
-func NewIntStringMapFromArray(keys []int, values []string, unsafe...bool) *IntStringMap {
-    m := make(map[int]string)
-    l := len(values)
-    for i, k := range keys {
-        if i < l {
-            m[k] = values[i]
-        } else {
-            m[k] = ""
-        }
-    }
-    return &IntStringMap{
-        m  : m,
-        mu : rwmutex.New(unsafe...),
-    }
+// NewIntStringMapFromArray returns an IntStringMap object from given array.
+// The param <keys> given as the keys of the map,
+// and <values> as its corresponding values.
+//
+// If length of <keys> is greater than that of <values>,
+// the corresponding overflow map values will be the default value of its type.
+func NewIntStringMapFromArray(keys []int, values []string, unsafe ...bool) *IntStringMap {
+	m := make(map[int]string)
+	l := len(values)
+	for i, k := range keys {
+		if i < l {
+			m[k] = values[i]
+		} else {
+			m[k] = ""
+		}
+	}
+	return &IntStringMap{
+		m:  m,
+		mu: rwmutex.New(unsafe...),
+	}
 }
 
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历
-func (gm *IntStringMap) Iterator(f func (k int, v string) bool) {
-    gm.mu.RLock()
-    defer gm.mu.RUnlock()
-    for k, v := range gm.m {
-        if !f(k, v) {
-            break
-        }
-    }
+// Iterator iterates the hash map with custom callback function <f>.
+// If f returns true, then continue iterating; or false to stop.
+func (gm *IntStringMap) Iterator(f func(k int, v string) bool) {
+	gm.mu.RLock()
+	defer gm.mu.RUnlock()
+	for k, v := range gm.m {
+		if !f(k, v) {
+			break
+		}
+	}
 }
 
-// 哈希表克隆.
+// Clone returns a new hash map with copy of current map data.
 func (gm *IntStringMap) Clone() *IntStringMap {
-    return NewIntStringMapFrom(gm.Map(), !gm.mu.IsSafe())
+	return NewIntStringMapFrom(gm.Map(), !gm.mu.IsSafe())
 }
 
-// 返回当前哈希表的数据Map.
+// Map returns a copy of the data of the hash map.
 func (gm *IntStringMap) Map() map[int]string {
 	m := make(map[int]string)
 	gm.mu.RLock()
 	for k, v := range gm.m {
 		m[k] = v
 	}
-    gm.mu.RUnlock()
+	gm.mu.RUnlock()
 	return m
 }
 
-// 设置键值对
+// Set sets key-value to the hash map.
 func (gm *IntStringMap) Set(key int, val string) {
 	gm.mu.Lock()
 	gm.m[key] = val
 	gm.mu.Unlock()
 }
 
-// 批量设置键值对
+// BatchSet batch sets key-values to the hash map.
 func (gm *IntStringMap) BatchSet(m map[int]string) {
 	gm.mu.Lock()
 	for k, v := range m {
@@ -90,7 +102,7 @@ func (gm *IntStringMap) BatchSet(m map[int]string) {
 	gm.mu.Unlock()
 }
 
-// 获取键值
+// Get returns the value by given <key>.
 func (gm *IntStringMap) Get(key int) string {
 	gm.mu.RLock()
 	val, _ := gm.m[key]
@@ -98,179 +110,218 @@ func (gm *IntStringMap) Get(key int) string {
 	return val
 }
 
-// 设置kv缓存键值对，内部会对键名的存在性使用写锁进行二次检索确认，如果存在则不再写入；返回键名对应的键值。
-// 在高并发下有用，防止数据写入的并发逻辑错误。
+// doSetWithLockCheck checks whether value of the key exists with mutex.Lock,
+// if not exists, set value to the map with given <key>,
+// or else just return the existing value.
+//
+// It returns value with given <key>.
 func (gm *IntStringMap) doSetWithLockCheck(key int, value string) string {
-    gm.mu.Lock()
-    if v, ok := gm.m[key]; ok {
-        gm.mu.Unlock()
-        return v
-    }
-    gm.m[key] = value
-    gm.mu.Unlock()
-    return value
+	gm.mu.Lock()
+	if v, ok := gm.m[key]; ok {
+		gm.mu.Unlock()
+		return v
+	}
+	gm.m[key] = value
+	gm.mu.Unlock()
+	return value
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值
+// GetOrSet returns the value by key,
+// or set value with given <value> if not exist and returns this value.
 func (gm *IntStringMap) GetOrSet(key int, value string) string {
-    gm.mu.RLock()
-    v, ok := gm.m[key]
-    gm.mu.RUnlock()
-    if !ok {
-        return gm.doSetWithLockCheck(key, value)
-    } else {
-        return v
-    }
+	gm.mu.RLock()
+	v, ok := gm.m[key]
+	gm.mu.RUnlock()
+	if !ok {
+		return gm.doSetWithLockCheck(key, value)
+	} else {
+		return v
+	}
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值，键值由指定的函数生成
+// GetOrSetFunc returns the value by key,
+// or sets value with return value of callback function <f> if not exist and returns this value.
 func (gm *IntStringMap) GetOrSetFunc(key int, f func() string) string {
-    gm.mu.RLock()
-    v, ok := gm.m[key]
-    gm.mu.RUnlock()
-    if !ok {
-        return gm.doSetWithLockCheck(key, f())
-    } else {
-        return v
-    }
+	gm.mu.RLock()
+	v, ok := gm.m[key]
+	gm.mu.RUnlock()
+	if !ok {
+		return gm.doSetWithLockCheck(key, f())
+	} else {
+		return v
+	}
 }
 
-// 与GetOrSetFunc不同的是，f是在写锁机制内执行
+// GetOrSetFuncLock returns the value by key,
+// or sets value with return value of callback function <f> if not exist and returns this value.
+//
+// GetOrSetFuncLock differs with GetOrSetFunc function is that it executes function <f>
+// with mutex.Lock of the hash map.
 func (gm *IntStringMap) GetOrSetFuncLock(key int, f func() string) string {
-    gm.mu.RLock()
-    val, ok := gm.m[key]
-    gm.mu.RUnlock()
-    if !ok {
-        gm.mu.Lock()
-        defer gm.mu.Unlock()
-        if v, ok := gm.m[key]; ok {
-            gm.mu.Unlock()
-            return v
-        }
-        val         = f()
-        gm.m[key] = val
-        return val
-    } else {
-        return val
-    }
+	gm.mu.RLock()
+	val, ok := gm.m[key]
+	gm.mu.RUnlock()
+	if !ok {
+		gm.mu.Lock()
+		defer gm.mu.Unlock()
+		if v, ok := gm.m[key]; ok {
+			return v
+		}
+		val = f()
+		gm.m[key] = val
+		return val
+	} else {
+		return val
+	}
 }
 
-// 当键名不存在时写入，并返回true；否则返回false。
+// SetIfNotExist sets <value> to the map if the <key> does not exist, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 func (gm *IntStringMap) SetIfNotExist(key int, value string) bool {
-    if !gm.Contains(key) {
-        gm.doSetWithLockCheck(key, value)
-        return true
-    }
-    return false
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, value)
+		return true
+	}
+	return false
 }
 
-// 批量删除键值对
+// SetIfNotExistFunc sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+func (gm *IntStringMap) SetIfNotExistFunc(key int, f func() string) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f())
+		return true
+	}
+	return false
+}
+
+// SetIfNotExistFuncLock sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+//
+// SetIfNotExistFuncLock differs with SetIfNotExistFunc function is that
+// it executes function <f> with mutex.Lock of the hash map.
+func (gm *IntStringMap) SetIfNotExistFuncLock(key int, f func() string) bool {
+	if !gm.Contains(key) {
+		gm.mu.Lock()
+		defer gm.mu.Unlock()
+		if _, ok := gm.m[key]; !ok {
+			gm.m[key] = f()
+		}
+		return true
+	}
+	return false
+}
+
+// BatchRemove batch deletes values of the map by keys.
 func (gm *IntStringMap) BatchRemove(keys []int) {
-    gm.mu.Lock()
-    for _, key := range keys {
-        delete(gm.m, key)
-    }
-    gm.mu.Unlock()
+	gm.mu.Lock()
+	for _, key := range keys {
+		delete(gm.m, key)
+	}
+	gm.mu.Unlock()
 }
 
-// 返回对应的键值，并删除该键值
+// Remove deletes value from map by given <key>, and return this deleted value.
 func (gm *IntStringMap) Remove(key int) string {
-    gm.mu.Lock()
-    val, exists := gm.m[key]
-    if exists {
-        delete(gm.m, key)
-    }
-    gm.mu.Unlock()
-    return val
+	gm.mu.Lock()
+	val, exists := gm.m[key]
+	if exists {
+		delete(gm.m, key)
+	}
+	gm.mu.Unlock()
+	return val
 }
 
-// 返回键列表
+// Keys returns all keys of the map as a slice.
 func (gm *IntStringMap) Keys() []int {
-    gm.mu.RLock()
-    keys := make([]int, 0)
-    for key, _ := range gm.m {
-        keys = append(keys, key)
-    }
-    gm.mu.RUnlock()
-    return keys
+	gm.mu.RLock()
+	keys := make([]int, 0)
+	for key, _ := range gm.m {
+		keys = append(keys, key)
+	}
+	gm.mu.RUnlock()
+	return keys
 }
 
-// 返回值列表(注意是随机排序)
+// Values returns all values of the map as a slice.
 func (gm *IntStringMap) Values() []string {
-    gm.mu.RLock()
-    vals := make([]string, 0)
-    for _, val := range gm.m {
-        vals = append(vals, val)
-    }
-    gm.mu.RUnlock()
-    return vals
+	gm.mu.RLock()
+	vals := make([]string, 0)
+	for _, val := range gm.m {
+		vals = append(vals, val)
+	}
+	gm.mu.RUnlock()
+	return vals
 }
 
-// 是否存在某个键
+// Contains checks whether a key exists.
+// It returns true if the <key> exists, or else false.
 func (gm *IntStringMap) Contains(key int) bool {
-    gm.mu.RLock()
-    _, exists := gm.m[key]
-    gm.mu.RUnlock()
-    return exists
+	gm.mu.RLock()
+	_, exists := gm.m[key]
+	gm.mu.RUnlock()
+	return exists
 }
 
-// 哈希表大小
+// Size returns the size of the map.
 func (gm *IntStringMap) Size() int {
-    gm.mu.RLock()
-    length := len(gm.m)
-    gm.mu.RUnlock()
-    return length
+	gm.mu.RLock()
+	length := len(gm.m)
+	gm.mu.RUnlock()
+	return length
 }
 
-// 哈希表是否为空
+// IsEmpty checks whether the map is empty.
+// It returns true if map is empty, or else false.
 func (gm *IntStringMap) IsEmpty() bool {
-    gm.mu.RLock()
-    empty := len(gm.m) == 0
-    gm.mu.RUnlock()
-    return empty
+	gm.mu.RLock()
+	empty := len(gm.m) == 0
+	gm.mu.RUnlock()
+	return empty
 }
 
-// 清空哈希表
+// Clear deletes all data of the map, it will remake a new underlying map data map.
 func (gm *IntStringMap) Clear() {
-    gm.mu.Lock()
-    gm.m = make(map[int]string)
-    gm.mu.Unlock()
+	gm.mu.Lock()
+	gm.m = make(map[int]string)
+	gm.mu.Unlock()
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁修改操作
+// LockFunc locks writing with given callback function <f> and mutex.Lock.
 func (gm *IntStringMap) LockFunc(f func(m map[int]string)) {
-    gm.mu.Lock()
-    defer gm.mu.Unlock()
-    f(gm.m)
+	gm.mu.Lock()
+	defer gm.mu.Unlock()
+	f(gm.m)
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁读取操作
+// RLockFunc locks reading with given callback function <f> and mutex.RLock.
 func (gm *IntStringMap) RLockFunc(f func(m map[int]string)) {
-    gm.mu.RLock()
-    defer gm.mu.RUnlock()
-    f(gm.m)
+	gm.mu.RLock()
+	defer gm.mu.RUnlock()
+	f(gm.m)
 }
 
-// 交换Map中的键和值.
+// Flip exchanges key-value of the map, it will change key-value to value-key.
 func (gm *IntStringMap) Flip() {
-    gm.mu.Lock()
-    defer gm.mu.Unlock()
-    n := make(map[int]string, len(gm.m))
-    for k, v := range gm.m {
-        n[gconv.Int(v)] = gconv.String(k)
-    }
-    gm.m = n
+	gm.mu.Lock()
+	defer gm.mu.Unlock()
+	n := make(map[int]string, len(gm.m))
+	for k, v := range gm.m {
+		n[gconv.Int(v)] = gconv.String(k)
+	}
+	gm.m = n
 }
 
-// 合并两个Map.
-func (gm *IntStringMap) Merge(m *IntStringMap) {
-    gm.mu.Lock()
-    defer gm.mu.Unlock()
-    if m != gm {
-        m.mu.RLock()
-        defer m.mu.RUnlock()
-    }
-    for k, v := range m.m {
-        gm.m[k] = v
-    }
-}
+// Merge merges two hash maps.
+// The <other> map will be merged into the map <gm>.
+func (gm *IntStringMap) Merge(other *IntStringMap) {
+	gm.mu.Lock()
+	defer gm.mu.Unlock()
+	if other != gm {
+		other.mu.RLock()
+		defer other.mu.RUnlock()
+	}
+	for k, v := range other.m {
+		gm.m[k] = v
+	}
+}

g/container/gmap/gmap_string_bool_map.go

@@ -16,6 +16,9 @@ type StringBoolMap struct {
 	m  map[string]bool
 }
 
+// NewStringBoolMap returns an empty StringBoolMap object.
+// The param <unsafe> used to specify whether using map with un-concurrent-safety,
+// which is false in default, means concurrent-safe.
 func NewStringBoolMap(unsafe...bool) *StringBoolMap {
 	return &StringBoolMap{
 		m  : make(map[string]bool),
@@ -23,6 +26,9 @@ func NewStringBoolMap(unsafe...bool) *StringBoolMap {
 	}
 }
 
+// NewStringBoolMapFrom returns an StringBoolMap object from given map <m>.
+// Notice that, the param map is a type of pointer,
+// there might be some concurrent-safe issues when changing the map outside.
 func NewStringBoolMapFrom(m map[string]bool, unsafe...bool) *StringBoolMap {
     return &StringBoolMap{
         m  : m,
@@ -30,6 +36,12 @@ func NewStringBoolMapFrom(m map[string]bool, unsafe...bool) *StringBoolMap {
     }
 }
 
+// NewFromArray returns a hash map from given array.
+// The param <keys> given as the keys of the map,
+// and <values> as its corresponding values.
+//
+// If length of <keys> is greater than that of <values>,
+// the corresponding overflow map values will be the default value of its type.
 func NewStringBoolMapFromArray(keys []string, values []bool, unsafe...bool) *StringBoolMap {
     m := make(map[string]bool)
     l := len(values)
@@ -46,7 +58,8 @@ func NewStringBoolMapFromArray(keys []string, values []bool, unsafe...bool) *Str
     }
 }
 
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历
+// Iterator iterates the hash map with custom callback function <f>.
+// If f returns true, then continue iterating; or false to stop.
 func (gm *StringBoolMap) Iterator(f func (k string, v bool) bool) {
 	gm.mu.RLock()
 	defer gm.mu.RUnlock()
@@ -57,12 +70,12 @@ func (gm *StringBoolMap) Iterator(f func (k string, v bool) bool) {
     }
 }
 
-// 哈希表克隆.
+// Clone returns a new hash map with copy of current map data.
 func (gm *StringBoolMap) Clone() *StringBoolMap {
     return NewStringBoolMapFrom(gm.Map(), !gm.mu.IsSafe())
 }
 
-// 返回当前哈希表的数据Map.
+// Map returns a copy of the data of the hash map.
 func (gm *StringBoolMap) Map() map[string]bool {
     m := make(map[string]bool)
     gm.mu.RLock()
@@ -73,14 +86,14 @@ func (gm *StringBoolMap) Map() map[string]bool {
     return m
 }
 
-// 设置键值对
+// Set sets key-value to the hash map.
 func (gm *StringBoolMap) Set(key string, val bool) {
 	gm.mu.Lock()
 	gm.m[key] = val
 	gm.mu.Unlock()
 }
 
-// 批量设置键值对
+// BatchSet batch sets key-values to the hash map.
 func (gm *StringBoolMap) BatchSet(m map[string]bool) {
     gm.mu.Lock()
     for k, v := range m {
@@ -89,7 +102,7 @@ func (gm *StringBoolMap) BatchSet(m map[string]bool) {
     gm.mu.Unlock()
 }
 
-// 获取键值
+// Get returns the value by given <key>.
 func (gm *StringBoolMap) Get(key string) bool {
 	gm.mu.RLock()
 	val, _ := gm.m[key]
@@ -97,8 +110,11 @@ func (gm *StringBoolMap) Get(key string) bool {
 	return val
 }
 
-// 设置kv缓存键值对，内部会对键名的存在性使用写锁进行二次检索确认，如果存在则不再写入；返回键名对应的键值。
-// 在高并发下有用，防止数据写入的并发逻辑错误。
+// doSetWithLockCheck checks whether value of the key exists with mutex.Lock,
+// if not exists, set value to the map with given <key>,
+// or else just return the existing value.
+//
+// It returns value with given <key>.
 func (gm *StringBoolMap) doSetWithLockCheck(key string, value bool) bool {
 	gm.mu.Lock()
 	if v, ok := gm.m[key]; ok {
@@ -110,7 +126,8 @@ func (gm *StringBoolMap) doSetWithLockCheck(key string, value bool) bool {
 	return value
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值
+// GetOrSet returns the value by key,
+// or set value with given <value> if not exist and returns this value.
 func (gm *StringBoolMap) GetOrSet(key string, value bool) bool {
 	gm.mu.RLock()
 	v, ok := gm.m[key]
@@ -122,7 +139,9 @@ func (gm *StringBoolMap) GetOrSet(key string, value bool) bool {
 	}
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值，键值由指定的函数生成
+// GetOrSetFunc returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
 func (gm *StringBoolMap) GetOrSetFunc(key string, f func() bool) bool {
 	gm.mu.RLock()
 	v, ok := gm.m[key]
@@ -134,7 +153,12 @@ func (gm *StringBoolMap) GetOrSetFunc(key string, f func() bool) bool {
 	}
 }
 
-// 与GetOrSetFunc不同的是，f是在写锁机制内执行
+// GetOrSetFuncLock returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
+//
+// GetOrSetFuncLock differs with GetOrSetFunc function is that it executes function <f>
+// with mutex.Lock of the hash map.
 func (gm *StringBoolMap) GetOrSetFuncLock(key string, f func() bool) bool {
 	gm.mu.RLock()
 	val, ok := gm.m[key]
@@ -143,7 +167,6 @@ func (gm *StringBoolMap) GetOrSetFuncLock(key string, f func() bool) bool {
 		gm.mu.Lock()
 		defer gm.mu.Unlock()
 		if v, ok := gm.m[key]; ok {
-			gm.mu.Unlock()
 			return v
 		}
 		val         = f()
@@ -154,7 +177,9 @@ func (gm *StringBoolMap) GetOrSetFuncLock(key string, f func() bool) bool {
 	}
 }
 
-// 当键名不存在时写入，并返回true；否则返回false。
+
+// SetIfNotExist sets <value> to the map if the <key> does not exist, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 func (gm *StringBoolMap) SetIfNotExist(key string, value bool) bool {
 	if !gm.Contains(key) {
 		gm.doSetWithLockCheck(key, value)
@@ -163,7 +188,34 @@ func (gm *StringBoolMap) SetIfNotExist(key string, value bool) bool {
 	return false
 }
 
-// 批量删除键值对
+// SetIfNotExistFunc sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+func (gm *StringBoolMap) SetIfNotExistFunc(key string, f func() bool) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f())
+		return true
+	}
+	return false
+}
+
+// SetIfNotExistFuncLock sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+//
+// SetIfNotExistFuncLock differs with SetIfNotExistFunc function is that
+// it executes function <f> with mutex.Lock of the hash map.
+func (gm *StringBoolMap) SetIfNotExistFuncLock(key string, f func() bool) bool {
+	if !gm.Contains(key) {
+		gm.mu.Lock()
+		defer gm.mu.Unlock()
+		if _, ok := gm.m[key]; !ok {
+			gm.m[key] = f()
+		}
+		return true
+	}
+	return false
+}
+
+// BatchRemove batch deletes values of the map by keys.
 func (gm *StringBoolMap) BatchRemove(keys []string) {
     gm.mu.Lock()
     for _, key := range keys {
@@ -172,7 +224,7 @@ func (gm *StringBoolMap) BatchRemove(keys []string) {
     gm.mu.Unlock()
 }
 
-// 返回对应的键值，并删除该键值
+// Remove deletes value from map by given <key>, and return this deleted value.
 func (gm *StringBoolMap) Remove(key string) bool {
 	gm.mu.Lock()
 	val, exists := gm.m[key]
@@ -183,7 +235,7 @@ func (gm *StringBoolMap) Remove(key string) bool {
 	return val
 }
 
-// 返回键列表
+// Keys returns all keys of the map as a slice.
 func (gm *StringBoolMap) Keys() []string {
 	gm.mu.RLock()
 	keys := make([]string, 0)
@@ -194,18 +246,8 @@ func (gm *StringBoolMap) Keys() []string {
 	return keys
 }
 
-// 返回值列表(注意是随机排序)
-//func (gm *StringBoolMap) Values() []bool {
-//	gm.mu.RLock()
-//	vals := make([]bool, 0)
-//	for _, val := range gm.m {
-//		vals = append(vals, val)
-//	}
-//	gm.mu.RUnlock()
-//	return vals
-//}
-
-// 是否存在某个键
+// Contains checks whether a key exists.
+// It returns true if the <key> exists, or else false.
 func (gm *StringBoolMap) Contains(key string) bool {
 	gm.mu.RLock()
 	_, exists := gm.m[key]
@@ -213,7 +255,7 @@ func (gm *StringBoolMap) Contains(key string) bool {
 	return exists
 }
 
-// 哈希表大小
+// Size returns the size of the map.
 func (gm *StringBoolMap) Size() int {
 	gm.mu.RLock()
 	length := len(gm.m)
@@ -221,7 +263,8 @@ func (gm *StringBoolMap) Size() int {
 	return length
 }
 
-// 哈希表是否为空
+// IsEmpty checks whether the map is empty.
+// It returns true if map is empty, or else false.
 func (gm *StringBoolMap) IsEmpty() bool {
 	gm.mu.RLock()
 	empty := len(gm.m) == 0
@@ -229,36 +272,37 @@ func (gm *StringBoolMap) IsEmpty() bool {
 	return empty
 }
 
-// 清空哈希表
+// Clear deletes all data of the map, it will remake a new underlying map data map.
 func (gm *StringBoolMap) Clear() {
     gm.mu.Lock()
     gm.m = make(map[string]bool)
     gm.mu.Unlock()
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁修改操作
+// LockFunc locks writing with given callback function <f> and mutex.Lock.
 func (gm *StringBoolMap) LockFunc(f func(m map[string]bool)) {
 	gm.mu.Lock()
 	defer gm.mu.Unlock()
 	f(gm.m)
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁读取操作
+// RLockFunc locks reading with given callback function <f> and mutex.RLock.
 func (gm *StringBoolMap) RLockFunc(f func(m map[string]bool)) {
 	gm.mu.RLock()
 	defer gm.mu.RUnlock()
 	f(gm.m)
 }
 
-// 合并两个Map.
-func (gm *StringBoolMap) Merge(m *StringBoolMap) {
+// Merge merges two hash maps.
+// The <other> map will be merged into the map <gm>.
+func (gm *StringBoolMap) Merge(other *StringBoolMap) {
 	gm.mu.Lock()
 	defer gm.mu.Unlock()
-	if m != gm {
-		m.mu.RLock()
-		defer m.mu.RUnlock()
+	if other != gm {
+		other.mu.RLock()
+		defer other.mu.RUnlock()
 	}
-	for k, v := range m.m {
+	for k, v := range other.m {
 		gm.m[k] = v
 	}
 }

g/container/gmap/gmap_string_int_map.go

@@ -8,8 +8,8 @@
 package gmap
 
 import (
-    "github.com/gogf/gf/g/internal/rwmutex"
-    "github.com/gogf/gf/g/util/gconv"
+	"github.com/gogf/gf/g/internal/rwmutex"
+	"github.com/gogf/gf/g/util/gconv"
 )
 
 type StringIntMap struct {
@@ -17,71 +17,84 @@ type StringIntMap struct {
 	m  map[string]int
 }
 
-func NewStringIntMap(unsafe...bool) *StringIntMap {
+// NewStringIntMap returns an empty StringIntMap object.
+// The param <unsafe> used to specify whether using map with un-concurrent-safety,
+// which is false in default, means concurrent-safe.
+func NewStringIntMap(unsafe ...bool) *StringIntMap {
 	return &StringIntMap{
-        m  : make(map[string]int),
-        mu : rwmutex.New(unsafe...),
-    }
+		m:  make(map[string]int),
+		mu: rwmutex.New(unsafe...),
+	}
 }
 
-func NewStringIntMapFrom(m map[string]int, unsafe...bool) *StringIntMap {
-    return &StringIntMap{
-        m  : m,
-        mu : rwmutex.New(unsafe...),
-    }
+// NewStringIntMapFrom returns an StringIntMap object from given map <m>.
+// Notice that, the param map is a type of pointer,
+// there might be some concurrent-safe issues when changing the map outside.
+func NewStringIntMapFrom(m map[string]int, unsafe ...bool) *StringIntMap {
+	return &StringIntMap{
+		m:  m,
+		mu: rwmutex.New(unsafe...),
+	}
 }
 
-func NewStringIntMapFromArray(keys []string, values []int, unsafe...bool) *StringIntMap {
-    m := make(map[string]int)
-    l := len(values)
-    for i, k := range keys {
-        if i < l {
-            m[k] = values[i]
-        } else {
-            m[k] = 0
-        }
-    }
-    return &StringIntMap{
-        m  : m,
-        mu : rwmutex.New(unsafe...),
-    }
+// NewStringIntMapFromArray returns an StringIntMap object from given array.
+// The param <keys> given as the keys of the map,
+// and <values> as its corresponding values.
+//
+// If length of <keys> is greater than that of <values>,
+// the corresponding overflow map values will be the default value of its type.
+func NewStringIntMapFromArray(keys []string, values []int, unsafe ...bool) *StringIntMap {
+	m := make(map[string]int)
+	l := len(values)
+	for i, k := range keys {
+		if i < l {
+			m[k] = values[i]
+		} else {
+			m[k] = 0
+		}
+	}
+	return &StringIntMap{
+		m:  m,
+		mu: rwmutex.New(unsafe...),
+	}
 }
 
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历
-func (gm *StringIntMap) Iterator(f func (k string, v int) bool) {
-    gm.mu.RLock()
-    defer gm.mu.RUnlock()
-    for k, v := range gm.m {
-        if !f(k, v) {
-            break
-        }
-    }
+// Iterator iterates the hash map with custom callback function <f>.
+// If f returns true, then continue iterating; or false to stop.
+func (gm *StringIntMap) Iterator(f func(k string, v int) bool) {
+	gm.mu.RLock()
+	defer gm.mu.RUnlock()
+	for k, v := range gm.m {
+		if !f(k, v) {
+			break
+		}
+	}
 }
 
-// 哈希表克隆.
+// Clone returns a new hash map with copy of current map data.
 func (gm *StringIntMap) Clone() *StringIntMap {
-    return NewStringIntMapFrom(gm.Map(), !gm.mu.IsSafe())
+	return NewStringIntMapFrom(gm.Map(), !gm.mu.IsSafe())
 }
 
-// 返回当前哈希表的数据Map.
+// Map returns a copy of the data of the hash map.
 func (gm *StringIntMap) Map() map[string]int {
-    m := make(map[string]int)
-    gm.mu.RLock()
-    for k, v := range gm.m {
-        m[k] = v
-    }
-    gm.mu.RUnlock()
-    return m
+	m := make(map[string]int)
+	gm.mu.RLock()
+	for k, v := range gm.m {
+		m[k] = v
+	}
+	gm.mu.RUnlock()
+	return m
 }
 
-// 设置键值对
+// Set sets key-value to the hash map.
 func (gm *StringIntMap) Set(key string, val int) {
 	gm.mu.Lock()
 	gm.m[key] = val
 	gm.mu.Unlock()
 }
 
-// 批量设置键值对
+// BatchSet batch sets key-values to the hash map.
 func (gm *StringIntMap) BatchSet(m map[string]int) {
 	gm.mu.Lock()
 	for k, v := range m {
@@ -90,187 +103,228 @@ func (gm *StringIntMap) BatchSet(m map[string]int) {
 	gm.mu.Unlock()
 }
 
-// 获取键值
+// Get returns the value by given <key>.
 func (gm *StringIntMap) Get(key string) int {
 	gm.mu.RLock()
 	val, _ := gm.m[key]
-    gm.mu.RUnlock()
+	gm.mu.RUnlock()
 	return val
 }
 
-// 设置kv缓存键值对，内部会对键名的存在性使用写锁进行二次检索确认，如果存在则不再写入；返回键名对应的键值。
-// 在高并发下有用，防止数据写入的并发逻辑错误。
+// doSetWithLockCheck checks whether value of the key exists with mutex.Lock,
+// if not exists, set value to the map with given <key>,
+// or else just return the existing value.
+//
+// It returns value with given <key>.
 func (gm *StringIntMap) doSetWithLockCheck(key string, value int) int {
-    gm.mu.Lock()
-    if v, ok := gm.m[key]; ok {
-        gm.mu.Unlock()
-        return v
-    }
-    gm.m[key] = value
-    gm.mu.Unlock()
-    return value
+	gm.mu.Lock()
+	if v, ok := gm.m[key]; ok {
+		gm.mu.Unlock()
+		return v
+	}
+	gm.m[key] = value
+	gm.mu.Unlock()
+	return value
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值
+// GetOrSet returns the value by key,
+// or set value with given <value> if not exist and returns this value.
 func (gm *StringIntMap) GetOrSet(key string, value int) int {
-    gm.mu.RLock()
-    v, ok := gm.m[key]
-    gm.mu.RUnlock()
-    if !ok {
-        return gm.doSetWithLockCheck(key, value)
-    } else {
-        return v
-    }
+	gm.mu.RLock()
+	v, ok := gm.m[key]
+	gm.mu.RUnlock()
+	if !ok {
+		return gm.doSetWithLockCheck(key, value)
+	} else {
+		return v
+	}
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值，键值由指定的函数生成
+// GetOrSetFunc returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
 func (gm *StringIntMap) GetOrSetFunc(key string, f func() int) int {
-    gm.mu.RLock()
-    v, ok := gm.m[key]
-    gm.mu.RUnlock()
-    if !ok {
-        return gm.doSetWithLockCheck(key, f())
-    } else {
-        return v
-    }
+	gm.mu.RLock()
+	v, ok := gm.m[key]
+	gm.mu.RUnlock()
+	if !ok {
+		return gm.doSetWithLockCheck(key, f())
+	} else {
+		return v
+	}
 }
 
-// 与GetOrSetFunc不同的是，f是在写锁机制内执行
+// GetOrSetFuncLock returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
+//
+// GetOrSetFuncLock differs with GetOrSetFunc function is that it executes function <f>
+// with mutex.Lock of the hash map.
 func (gm *StringIntMap) GetOrSetFuncLock(key string, f func() int) int {
-    gm.mu.RLock()
-    val, ok := gm.m[key]
-    gm.mu.RUnlock()
-    if !ok {
-        gm.mu.Lock()
-        defer gm.mu.Unlock()
-        if v, ok := gm.m[key]; ok {
-            gm.mu.Unlock()
-            return v
-        }
-        val         = f()
-        gm.m[key] = val
-        return val
-    } else {
-        return val
-    }
+	gm.mu.RLock()
+	val, ok := gm.m[key]
+	gm.mu.RUnlock()
+	if !ok {
+		gm.mu.Lock()
+		defer gm.mu.Unlock()
+		if v, ok := gm.m[key]; ok {
+			return v
+		}
+		val = f()
+		gm.m[key] = val
+		return val
+	} else {
+		return val
+	}
 }
 
-// 当键名不存在时写入，并返回true；否则返回false。
+// SetIfNotExist sets <value> to the map if the <key> does not exist, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 func (gm *StringIntMap) SetIfNotExist(key string, value int) bool {
-    if !gm.Contains(key) {
-        gm.doSetWithLockCheck(key, value)
-        return true
-    }
-    return false
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, value)
+		return true
+	}
+	return false
 }
 
-// 批量删除键值对
+// SetIfNotExistFunc sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+func (gm *StringIntMap) SetIfNotExistFunc(key string, f func() int) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f())
+		return true
+	}
+	return false
+}
+
+// SetIfNotExistFuncLock sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+//
+// SetIfNotExistFuncLock differs with SetIfNotExistFunc function is that
+// it executes function <f> with mutex.Lock of the hash map.
+func (gm *StringIntMap) SetIfNotExistFuncLock(key string, f func() int) bool {
+	if !gm.Contains(key) {
+		gm.mu.Lock()
+		defer gm.mu.Unlock()
+		if _, ok := gm.m[key]; !ok {
+			gm.m[key] = f()
+		}
+		return true
+	}
+	return false
+}
+
+// BatchRemove batch deletes values of the map by keys.
 func (gm *StringIntMap) BatchRemove(keys []string) {
-    gm.mu.Lock()
-    for _, key := range keys {
-        delete(gm.m, key)
-    }
-    gm.mu.Unlock()
+	gm.mu.Lock()
+	for _, key := range keys {
+		delete(gm.m, key)
+	}
+	gm.mu.Unlock()
 }
 
-// 返回对应的键值，并删除该键值
+// Remove deletes value from map by given <key>, and return this deleted value.
 func (gm *StringIntMap) Remove(key string) int {
-    gm.mu.Lock()
-    val, exists := gm.m[key]
-    if exists {
-        delete(gm.m, key)
-    }
-    gm.mu.Unlock()
-    return val
+	gm.mu.Lock()
+	val, exists := gm.m[key]
+	if exists {
+		delete(gm.m, key)
+	}
+	gm.mu.Unlock()
+	return val
 }
 
-// 返回键列表
+// Keys returns all keys of the map as a slice.
 func (gm *StringIntMap) Keys() []string {
-    gm.mu.RLock()
-    keys := make([]string, 0)
-    for key, _ := range gm.m {
-        keys = append(keys, key)
-    }
-    gm.mu.RUnlock()
-    return keys
+	gm.mu.RLock()
+	keys := make([]string, 0)
+	for key, _ := range gm.m {
+		keys = append(keys, key)
+	}
+	gm.mu.RUnlock()
+	return keys
 }
 
-// 返回值列表(注意是随机排序)
+// Values returns all values of the map as a slice.
 func (gm *StringIntMap) Values() []int {
-    gm.mu.RLock()
-    vals := make([]int, 0)
-    for _, val := range gm.m {
-        vals = append(vals, val)
-    }
-    gm.mu.RUnlock()
-    return vals
+	gm.mu.RLock()
+	vals := make([]int, 0)
+	for _, val := range gm.m {
+		vals = append(vals, val)
+	}
+	gm.mu.RUnlock()
+	return vals
 }
 
-// 是否存在某个键
+// Contains checks whether a key exists.
+// It returns true if the <key> exists, or else false.
 func (gm *StringIntMap) Contains(key string) bool {
-    gm.mu.RLock()
-    _, exists := gm.m[key]
-    gm.mu.RUnlock()
-    return exists
+	gm.mu.RLock()
+	_, exists := gm.m[key]
+	gm.mu.RUnlock()
+	return exists
 }
 
-// 哈希表大小
+// Size returns the size of the map.
 func (gm *StringIntMap) Size() int {
-    gm.mu.RLock()
-    length := len(gm.m)
-    gm.mu.RUnlock()
-    return length
+	gm.mu.RLock()
+	length := len(gm.m)
+	gm.mu.RUnlock()
+	return length
 }
 
-// 哈希表是否为空
+// IsEmpty checks whether the map is empty.
+// It returns true if map is empty, or else false.
 func (gm *StringIntMap) IsEmpty() bool {
-    gm.mu.RLock()
-    empty := len(gm.m) == 0
-    gm.mu.RUnlock()
-    return empty
+	gm.mu.RLock()
+	empty := len(gm.m) == 0
+	gm.mu.RUnlock()
+	return empty
 }
 
-// 清空哈希表
+// Clear deletes all data of the map, it will remake a new underlying map data map.
 func (gm *StringIntMap) Clear() {
-    gm.mu.Lock()
-    gm.m = make(map[string]int)
-    gm.mu.Unlock()
+	gm.mu.Lock()
+	gm.m = make(map[string]int)
+	gm.mu.Unlock()
 }
 
-// 并发安全写锁操作，使用自定义方法执行加锁修改操作
+// LockFunc locks writing with given callback function <f> and mutex.Lock.
 func (gm *StringIntMap) LockFunc(f func(m map[string]int)) {
-    gm.mu.Lock()
-    defer gm.mu.Unlock()
-    f(gm.m)
+	gm.mu.Lock()
+	defer gm.mu.Unlock()
+	f(gm.m)
 }
 
-// 并发安全读锁操作，使用自定义方法执行加锁读取操作
+// RLockFunc locks reading with given callback function <f> and mutex.RLock.
 func (gm *StringIntMap) RLockFunc(f func(m map[string]int)) {
-    gm.mu.RLock()
-    defer gm.mu.RUnlock()
-    f(gm.m)
+	gm.mu.RLock()
+	defer gm.mu.RUnlock()
+	f(gm.m)
 }
 
-// 交换Map中的键和值.
+// Flip exchanges key-value of the map, it will change key-value to value-key.
 func (gm *StringIntMap) Flip() {
-    gm.mu.Lock()
-    defer gm.mu.Unlock()
-    n := make(map[string]int, len(gm.m))
-    for k, v := range gm.m {
-        n[gconv.String(v)] = gconv.Int(k)
-    }
-    gm.m = n
+	gm.mu.Lock()
+	defer gm.mu.Unlock()
+	n := make(map[string]int, len(gm.m))
+	for k, v := range gm.m {
+		n[gconv.String(v)] = gconv.Int(k)
+	}
+	gm.m = n
 }
 
-// 合并两个Map.
-func (gm *StringIntMap) Merge(m *StringIntMap) {
-    gm.mu.Lock()
-    defer gm.mu.Unlock()
-    if m != gm {
-        m.mu.RLock()
-        defer m.mu.RUnlock()
-    }
-    for k, v := range m.m {
-        gm.m[k] = v
-    }
-}
+// Merge merges two hash maps.
+// The <other> map will be merged into the map <gm>.
+func (gm *StringIntMap) Merge(other *StringIntMap) {
+	gm.mu.Lock()
+	defer gm.mu.Unlock()
+	if other != gm {
+		other.mu.RLock()
+		defer other.mu.RUnlock()
+	}
+	for k, v := range other.m {
+		gm.m[k] = v
+	}
+}

g/container/gmap/gmap_string_interface_map.go

@@ -17,38 +17,51 @@ type StringInterfaceMap struct {
 	m  map[string]interface{}
 }
 
-func NewStringInterfaceMap(unsafe...bool) *StringInterfaceMap {
+// NewStringInterfaceMap returns an empty StringInterfaceMap object.
+// The param <unsafe> used to specify whether using map with un-concurrent-safety,
+// which is false in default, means concurrent-safe.
+func NewStringInterfaceMap(unsafe ...bool) *StringInterfaceMap {
 	return &StringInterfaceMap{
-		m  : make(map[string]interface{}),
-		mu : rwmutex.New(unsafe...),
+		m:  make(map[string]interface{}),
+		mu: rwmutex.New(unsafe...),
 	}
 }
 
-func NewStringInterfaceMapFrom(m map[string]interface{}, unsafe...bool) *StringInterfaceMap {
-    return &StringInterfaceMap{
-        m  : m,
-        mu : rwmutex.New(unsafe...),
-    }
+// NewStringInterfaceMapFrom returns an StringInterfaceMap object from given map <m>.
+// Notice that, the param map is a type of pointer,
+// there might be some concurrent-safe issues when changing the map outside.
+func NewStringInterfaceMapFrom(m map[string]interface{}, unsafe ...bool) *StringInterfaceMap {
+	return &StringInterfaceMap{
+		m:  m,
+		mu: rwmutex.New(unsafe...),
+	}
 }
 
-func NewStringInterfaceMapFromArray(keys []string, values []interface{}, unsafe...bool) *StringInterfaceMap {
-    m := make(map[string]interface{})
-    l := len(values)
-    for i, k := range keys {
-        if i < l {
-            m[k] = values[i]
-        } else {
-            m[k] = interface{}(nil)
-        }
-    }
-    return &StringInterfaceMap{
-        m  : m,
-        mu : rwmutex.New(unsafe...),
-    }
+// NewStringInterfaceMapFromArray returns an StringInterfaceMap object from given array.
+// The param <keys> given as the keys of the map,
+// and <values> as its corresponding values.
+//
+// If length of <keys> is greater than that of <values>,
+// the corresponding overflow map values will be the default value of its type.
+func NewStringInterfaceMapFromArray(keys []string, values []interface{}, unsafe ...bool) *StringInterfaceMap {
+	m := make(map[string]interface{})
+	l := len(values)
+	for i, k := range keys {
+		if i < l {
+			m[k] = values[i]
+		} else {
+			m[k] = interface{}(nil)
+		}
+	}
+	return &StringInterfaceMap{
+		m:  m,
+		mu: rwmutex.New(unsafe...),
+	}
 }
 
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历
-func (gm *StringInterfaceMap) Iterator(f func (k string, v interface{}) bool) {
+// Iterator iterates the hash map with custom callback function <f>.
+// If f returns true, then continue iterating; or false to stop.
+func (gm *StringInterfaceMap) Iterator(f func(k string, v interface{}) bool) {
 	gm.mu.RLock()
 	defer gm.mu.RUnlock()
 	for k, v := range gm.m {
@@ -58,39 +71,39 @@ func (gm *StringInterfaceMap) Iterator(f func (k string, v interface{}) bool) {
 	}
 }
 
-// 哈希表克隆.
+// Clone returns a new hash map with copy of current map data.
 func (gm *StringInterfaceMap) Clone() *StringInterfaceMap {
-    return NewStringInterfaceMapFrom(gm.Map(), !gm.mu.IsSafe())
+	return NewStringInterfaceMapFrom(gm.Map(), !gm.mu.IsSafe())
 }
 
-// 返回当前哈希表的数据Map.
+// Map returns a copy of the data of the hash map.
 func (gm *StringInterfaceMap) Map() map[string]interface{} {
-    m := make(map[string]interface{})
-    gm.mu.RLock()
-    for k, v := range gm.m {
-        m[k] = v
-    }
-    gm.mu.RUnlock()
-    return m
+	m := make(map[string]interface{})
+	gm.mu.RLock()
+	for k, v := range gm.m {
+		m[k] = v
+	}
+	gm.mu.RUnlock()
+	return m
 }
 
-// 设置键值对
+// Set sets key-value to the hash map.
 func (gm *StringInterfaceMap) Set(key string, val interface{}) {
 	gm.mu.Lock()
 	gm.m[key] = val
 	gm.mu.Unlock()
 }
 
-// 批量设置键值对
+// BatchSet batch sets key-values to the hash map.
 func (gm *StringInterfaceMap) BatchSet(m map[string]interface{}) {
-    gm.mu.Lock()
-    for k, v := range m {
-        gm.m[k] = v
-    }
-    gm.mu.Unlock()
+	gm.mu.Lock()
+	for k, v := range m {
+		gm.m[k] = v
+	}
+	gm.mu.Unlock()
 }
 
-// 获取键值
+// Get returns the value by given <key>.
 func (gm *StringInterfaceMap) Get(key string) interface{} {
 	gm.mu.RLock()
 	val, _ := gm.m[key]
@@ -98,69 +111,108 @@ func (gm *StringInterfaceMap) Get(key string) interface{} {
 	return val
 }
 
-// 设置kv缓存键值对，内部会对键名的存在性使用写锁进行二次检索确认，如果存在则不再写入；返回键名对应的键值。
-// 在高并发下有用，防止数据写入的并发逻辑错误。
+// doSetWithLockCheck checks whether value of the key exists with mutex.Lock,
+// if not exists, set value to the map with given <key>,
+// or else just return the existing value.
+//
+// When setting value, if <value> is type of <func() interface {}>,
+// it will be executed with mutex.Lock of the hash map,
+// and its return value will be set to the map with <key>.
+//
+// It returns value with given <key>.
 func (gm *StringInterfaceMap) doSetWithLockCheck(key string, value interface{}) interface{} {
 	gm.mu.Lock()
 	defer gm.mu.Unlock()
-    if v, ok := gm.m[key]; ok {
-        return v
-    }
-    if f, ok := value.(func() interface {}); ok {
-        value = f()
-    }
-    if value != nil {
-        gm.m[key] = value
-    }
-    return value
+	if v, ok := gm.m[key]; ok {
+		return v
+	}
+	if f, ok := value.(func() interface{}); ok {
+		value = f()
+	}
+	if value != nil {
+		gm.m[key] = value
+	}
+	return value
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值
+// GetOrSet returns the value by key,
+// or set value with given <value> if not exist and returns this value.
 func (gm *StringInterfaceMap) GetOrSet(key string, value interface{}) interface{} {
-    if v := gm.Get(key); v == nil {
-        return gm.doSetWithLockCheck(key, value)
-    } else {
-        return v
-    }
+	if v := gm.Get(key); v == nil {
+		return gm.doSetWithLockCheck(key, value)
+	} else {
+		return v
+	}
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值，键值由指定的函数生成
+// GetOrSetFunc returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
 func (gm *StringInterfaceMap) GetOrSetFunc(key string, f func() interface{}) interface{} {
-    if v := gm.Get(key); v == nil {
-        return gm.doSetWithLockCheck(key, f())
-    } else {
-        return v
-    }
+	if v := gm.Get(key); v == nil {
+		return gm.doSetWithLockCheck(key, f())
+	} else {
+		return v
+	}
 }
 
-// 与GetOrSetFunc不同的是，f是在写锁机制内执行
+// GetOrSetFuncLock returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
+//
+// GetOrSetFuncLock differs with GetOrSetFunc function is that it executes function <f>
+// with mutex.Lock of the hash map.
 func (gm *StringInterfaceMap) GetOrSetFuncLock(key string, f func() interface{}) interface{} {
-    if v := gm.Get(key); v == nil {
-        return gm.doSetWithLockCheck(key, f)
-    } else {
-        return v
-    }
+	if v := gm.Get(key); v == nil {
+		return gm.doSetWithLockCheck(key, f)
+	} else {
+		return v
+	}
 }
 
-// 当键名不存在时写入，并返回true；否则返回false。
+// SetIfNotExist sets <value> to the map if the <key> does not exist, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 func (gm *StringInterfaceMap) SetIfNotExist(key string, value interface{}) bool {
-    if !gm.Contains(key) {
-        gm.doSetWithLockCheck(key, value)
-        return true
-    }
-    return false
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, value)
+		return true
+	}
+	return false
 }
 
-// 批量删除键值对
+// SetIfNotExistFunc sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+func (gm *StringInterfaceMap) SetIfNotExistFunc(key string, f func() interface{}) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f())
+		return true
+	}
+	return false
+}
+
+// SetIfNotExistFuncLock sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+//
+// SetIfNotExistFuncLock differs with SetIfNotExistFunc function is that
+// it executes function <f> with mutex.Lock of the hash map.
+func (gm *StringInterfaceMap) SetIfNotExistFuncLock(key string, f func() interface{}) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f)
+		return true
+	}
+	return false
+}
+
+// BatchRemove batch deletes values of the map by keys.
 func (gm *StringInterfaceMap) BatchRemove(keys []string) {
-    gm.mu.Lock()
-    for _, key := range keys {
-        delete(gm.m, key)
-    }
-    gm.mu.Unlock()
+	gm.mu.Lock()
+	for _, key := range keys {
+		delete(gm.m, key)
+	}
+	gm.mu.Unlock()
 }
 
-// 返回对应的键值，并删除该键值
+// Remove deletes value from map by given <key>, and return this deleted value.
 func (gm *StringInterfaceMap) Remove(key string) interface{} {
 	gm.mu.Lock()
 	val, exists := gm.m[key]
@@ -171,18 +223,18 @@ func (gm *StringInterfaceMap) Remove(key string) interface{} {
 	return val
 }
 
-// 返回键列表
+// Keys returns all keys of the map as a slice.
 func (gm *StringInterfaceMap) Keys() []string {
 	gm.mu.RLock()
 	keys := make([]string, 0)
 	for key, _ := range gm.m {
 		keys = append(keys, key)
 	}
-    gm.mu.RUnlock()
+	gm.mu.RUnlock()
 	return keys
 }
 
-// 返回值列表(注意是随机排序)
+// Values returns all values of the map as a slice.
 func (gm *StringInterfaceMap) Values() []interface{} {
 	gm.mu.RLock()
 	vals := make([]interface{}, 0)
@@ -193,7 +245,8 @@ func (gm *StringInterfaceMap) Values() []interface{} {
 	return vals
 }
 
-// 是否存在某个键
+// Contains checks whether a key exists.
+// It returns true if the <key> exists, or else false.
 func (gm *StringInterfaceMap) Contains(key string) bool {
 	gm.mu.RLock()
 	_, exists := gm.m[key]
@@ -201,7 +254,7 @@ func (gm *StringInterfaceMap) Contains(key string) bool {
 	return exists
 }
 
-// 哈希表大小
+// Size returns the size of the map.
 func (gm *StringInterfaceMap) Size() int {
 	gm.mu.RLock()
 	length := len(gm.m)
@@ -209,7 +262,8 @@ func (gm *StringInterfaceMap) Size() int {
 	return length
 }
 
-// 哈希表是否为空
+// IsEmpty checks whether the map is empty.
+// It returns true if map is empty, or else false.
 func (gm *StringInterfaceMap) IsEmpty() bool {
 	gm.mu.RLock()
 	empty := len(gm.m) == 0
@@ -217,28 +271,28 @@ func (gm *StringInterfaceMap) IsEmpty() bool {
 	return empty
 }
 
-// 清空哈希表
+// Clear deletes all data of the map, it will remake a new underlying map data map.
 func (gm *StringInterfaceMap) Clear() {
-    gm.mu.Lock()
-    gm.m = make(map[string]interface{})
-    gm.mu.Unlock()
+	gm.mu.Lock()
+	gm.m = make(map[string]interface{})
+	gm.mu.Unlock()
 }
 
-// 并发安全写锁操作，使用自定义方法执行加锁修改操作
+// LockFunc locks writing with given callback function <f> and mutex.Lock.
 func (gm *StringInterfaceMap) LockFunc(f func(m map[string]interface{})) {
 	gm.mu.Lock()
 	defer gm.mu.Unlock()
 	f(gm.m)
 }
 
-// 并发安全读锁操作，使用自定义方法执行加锁读取操作
+// RLockFunc locks reading with given callback function <f> and mutex.RLock.
 func (gm *StringInterfaceMap) RLockFunc(f func(m map[string]interface{})) {
 	gm.mu.RLock()
 	defer gm.mu.RUnlock()
 	f(gm.m)
 }
 
-// 交换Map中的键和值.
+// Flip exchanges key-value of the map, it will change key-value to value-key.
 func (gm *StringInterfaceMap) Flip() {
 	gm.mu.Lock()
 	defer gm.mu.Unlock()
@@ -249,15 +303,16 @@ func (gm *StringInterfaceMap) Flip() {
 	gm.m = n
 }
 
-// 合并两个Map.
-func (gm *StringInterfaceMap) Merge(m *StringInterfaceMap) {
+// Merge merges two hash maps.
+// The <other> map will be merged into the map <gm>.
+func (gm *StringInterfaceMap) Merge(other *StringInterfaceMap) {
 	gm.mu.Lock()
 	defer gm.mu.Unlock()
-	if m != gm {
-		m.mu.RLock()
-		defer m.mu.RUnlock()
+	if other != gm {
+		other.mu.RLock()
+		defer other.mu.RUnlock()
 	}
-	for k, v := range m.m {
+	for k, v := range other.m {
 		gm.m[k] = v
 	}
-}
+}

g/container/gmap/gmap_string_string_map.go

@@ -16,6 +16,9 @@ type StringStringMap struct {
 	m  map[string]string
 }
 
+// NewStringStringMap returns an empty StringStringMap object.
+// The param <unsafe> used to specify whether using map with un-concurrent-safety,
+// which is false in default, means concurrent-safe.
 func NewStringStringMap(unsafe...bool) *StringStringMap {
 	return &StringStringMap{
 		m  : make(map[string]string),
@@ -23,6 +26,9 @@ func NewStringStringMap(unsafe...bool) *StringStringMap {
 	}
 }
 
+// NewStringStringMapFrom returns an StringStringMap object from given map <m>.
+// Notice that, the param map is a type of pointer,
+// there might be some concurrent-safe issues when changing the map outside.
 func NewStringStringMapFrom(m map[string]string, unsafe...bool) *StringStringMap {
     return &StringStringMap{
         m  : m,
@@ -30,6 +36,12 @@ func NewStringStringMapFrom(m map[string]string, unsafe...bool) *StringStringMap
     }
 }
 
+// NewStringStringMapFromArray returns an StringStringMap object from given array.
+// The param <keys> given as the keys of the map,
+// and <values> as its corresponding values.
+//
+// If length of <keys> is greater than that of <values>,
+// the corresponding overflow map values will be the default value of its type.
 func NewStringStringMapFromArray(keys []string, values []string, unsafe...bool) *StringStringMap {
     m := make(map[string]string)
     l := len(values)
@@ -46,7 +58,8 @@ func NewStringStringMapFromArray(keys []string, values []string, unsafe...bool)
     }
 }
 
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历
+// Iterator iterates the hash map with custom callback function <f>.
+// If f returns true, then continue iterating; or false to stop.
 func (gm *StringStringMap) Iterator(f func (k string, v string) bool) {
 	gm.mu.RLock()
 	defer gm.mu.RUnlock()
@@ -57,12 +70,12 @@ func (gm *StringStringMap) Iterator(f func (k string, v string) bool) {
 	}
 }
 
-// 哈希表克隆.
+// Clone returns a new hash map with copy of current map data.
 func (gm *StringStringMap) Clone() *StringStringMap {
     return NewStringStringMapFrom(gm.Map(), !gm.mu.IsSafe())
 }
 
-// 返回当前哈希表的数据Map.
+// Map returns a copy of the data of the hash map.
 func (gm *StringStringMap) Map() map[string]string {
     m := make(map[string]string)
     gm.mu.RLock()
@@ -73,14 +86,14 @@ func (gm *StringStringMap) Map() map[string]string {
     return m
 }
 
-// 设置键值对
+// Set sets key-value to the hash map.
 func (gm *StringStringMap) Set(key string, val string) {
 	gm.mu.Lock()
 	gm.m[key] = val
 	gm.mu.Unlock()
 }
 
-// 批量设置键值对
+// BatchSet batch sets key-values to the hash map.
 func (gm *StringStringMap) BatchSet(m map[string]string) {
     gm.mu.Lock()
     for k, v := range m {
@@ -89,7 +102,7 @@ func (gm *StringStringMap) BatchSet(m map[string]string) {
     gm.mu.Unlock()
 }
 
-// 获取键值
+// Get returns the value by given <key>.
 func (gm *StringStringMap) Get(key string) string {
 	gm.mu.RLock()
 	val, _ := gm.m[key]
@@ -97,8 +110,11 @@ func (gm *StringStringMap) Get(key string) string {
 	return val
 }
 
-// 设置kv缓存键值对，内部会对键名的存在性使用写锁进行二次检索确认，如果存在则不再写入；返回键名对应的键值。
-// 在高并发下有用，防止数据写入的并发逻辑错误。
+// doSetWithLockCheck checks whether value of the key exists with mutex.Lock,
+// if not exists, set value to the map with given <key>,
+// or else just return the existing value.
+//
+// It returns value with given <key>.
 func (gm *StringStringMap) doSetWithLockCheck(key string, value string) string {
 	gm.mu.Lock()
 	if v, ok := gm.m[key]; ok {
@@ -110,7 +126,8 @@ func (gm *StringStringMap) doSetWithLockCheck(key string, value string) string {
 	return value
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值
+// GetOrSet returns the value by key,
+// or set value with given <value> if not exist and returns this value.
 func (gm *StringStringMap) GetOrSet(key string, value string) string {
 	gm.mu.RLock()
 	v, ok := gm.m[key]
@@ -122,7 +139,9 @@ func (gm *StringStringMap) GetOrSet(key string, value string) string {
 	}
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值，键值由指定的函数生成
+// GetOrSetFunc returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
 func (gm *StringStringMap) GetOrSetFunc(key string, f func() string) string {
 	gm.mu.RLock()
 	v, ok := gm.m[key]
@@ -134,7 +153,12 @@ func (gm *StringStringMap) GetOrSetFunc(key string, f func() string) string {
 	}
 }
 
-// 与GetOrSetFunc不同的是，f是在写锁机制内执行
+// GetOrSetFuncLock returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
+//
+// GetOrSetFuncLock differs with GetOrSetFunc function is that it executes function <f>
+// with mutex.Lock of the hash map.
 func (gm *StringStringMap) GetOrSetFuncLock(key string, f func() string) string {
 	gm.mu.RLock()
 	val, ok := gm.m[key]
@@ -143,10 +167,9 @@ func (gm *StringStringMap) GetOrSetFuncLock(key string, f func() string) string
 		gm.mu.Lock()
 		defer gm.mu.Unlock()
 		if v, ok := gm.m[key]; ok {
-			gm.mu.Unlock()
 			return v
 		}
-		val         = f()
+		val       = f()
 		gm.m[key] = val
 		return val
 	} else {
@@ -154,7 +177,8 @@ func (gm *StringStringMap) GetOrSetFuncLock(key string, f func() string) string
 	}
 }
 
-// 当键名不存在时写入，并返回true；否则返回false。
+// SetIfNotExist sets <value> to the map if the <key> does not exist, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 func (gm *StringStringMap) SetIfNotExist(key string, value string) bool {
 	if !gm.Contains(key) {
 		gm.doSetWithLockCheck(key, value)
@@ -163,7 +187,34 @@ func (gm *StringStringMap) SetIfNotExist(key string, value string) bool {
 	return false
 }
 
-// 批量删除键值对
+// SetIfNotExistFunc sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+func (gm *StringStringMap) SetIfNotExistFunc(key string, f func() string) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f())
+		return true
+	}
+	return false
+}
+
+// SetIfNotExistFuncLock sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+//
+// SetIfNotExistFuncLock differs with SetIfNotExistFunc function is that
+// it executes function <f> with mutex.Lock of the hash map.
+func (gm *StringStringMap) SetIfNotExistFuncLock(key string, f func() string) bool {
+	if !gm.Contains(key) {
+		gm.mu.Lock()
+		defer gm.mu.Unlock()
+		if _, ok := gm.m[key]; !ok {
+			gm.m[key] = f()
+		}
+		return true
+	}
+	return false
+}
+
+// BatchRemove batch deletes values of the map by keys.
 func (gm *StringStringMap) BatchRemove(keys []string) {
     gm.mu.Lock()
     for _, key := range keys {
@@ -172,7 +223,7 @@ func (gm *StringStringMap) BatchRemove(keys []string) {
     gm.mu.Unlock()
 }
 
-// 返回对应的键值，并删除该键值
+// Remove deletes value from map by given <key>, and return this deleted value.
 func (gm *StringStringMap) Remove(key string) string {
 	gm.mu.Lock()
 	val, exists := gm.m[key]
@@ -183,7 +234,7 @@ func (gm *StringStringMap) Remove(key string) string {
 	return val
 }
 
-// 返回键列表
+// Keys returns all keys of the map as a slice.
 func (gm *StringStringMap) Keys() []string {
 	gm.mu.RLock()
 	keys := make([]string, 0)
@@ -194,7 +245,7 @@ func (gm *StringStringMap) Keys() []string {
 	return keys
 }
 
-// 返回值列表(注意是随机排序)
+// Values returns all values of the map as a slice.
 func (gm *StringStringMap) Values() []string {
 	gm.mu.RLock()
 	vals := make([]string, 0)
@@ -205,7 +256,8 @@ func (gm *StringStringMap) Values() []string {
 	return vals
 }
 
-// 是否存在某个键
+// Contains checks whether a key exists.
+// It returns true if the <key> exists, or else false.
 func (gm *StringStringMap) Contains(key string) bool {
 	gm.mu.RLock()
 	_, exists := gm.m[key]
@@ -213,7 +265,7 @@ func (gm *StringStringMap) Contains(key string) bool {
 	return exists
 }
 
-// 哈希表大小
+// Size returns the size of the map.
 func (gm *StringStringMap) Size() int {
 	gm.mu.RLock()
 	length := len(gm.m)
@@ -221,7 +273,8 @@ func (gm *StringStringMap) Size() int {
 	return length
 }
 
-// 哈希表是否为空
+// IsEmpty checks whether the map is empty.
+// It returns true if map is empty, or else false.
 func (gm *StringStringMap) IsEmpty() bool {
 	gm.mu.RLock()
 	empty := len(gm.m) == 0
@@ -229,28 +282,28 @@ func (gm *StringStringMap) IsEmpty() bool {
 	return empty
 }
 
-// 清空哈希表
+// Clear deletes all data of the map, it will remake a new underlying map data map.
 func (gm *StringStringMap) Clear() {
     gm.mu.Lock()
     gm.m = make(map[string]string)
     gm.mu.Unlock()
 }
 
-// 并发安全写锁操作，使用自定义方法执行加锁修改操作
+// LockFunc locks writing with given callback function <f> and mutex.Lock.
 func (gm *StringStringMap) LockFunc(f func(m map[string]string)) {
 	gm.mu.Lock()
 	defer gm.mu.Unlock()
 	f(gm.m)
 }
 
-// 并发安全读锁操作，使用自定义方法执行加锁读取操作
+// RLockFunc locks reading with given callback function <f> and mutex.RLock.
 func (gm *StringStringMap) RLockFunc(f func(m map[string]string)) {
 	gm.mu.RLock()
 	defer gm.mu.RUnlock()
 	f(gm.m)
 }
 
-// 交换Map中的键和值.
+// Flip exchanges key-value of the map, it will change key-value to value-key.
 func (gm *StringStringMap) Flip() {
 	gm.mu.Lock()
 	defer gm.mu.Unlock()
@@ -261,15 +314,16 @@ func (gm *StringStringMap) Flip() {
 	gm.m = n
 }
 
-// 合并两个Map.
-func (gm *StringStringMap) Merge(m *StringStringMap) {
+// Merge merges two hash maps.
+// The <other> map will be merged into the map <gm>.
+func (gm *StringStringMap) Merge(other *StringStringMap) {
 	gm.mu.Lock()
 	defer gm.mu.Unlock()
-	if m != gm {
-		m.mu.RLock()
-		defer m.mu.RUnlock()
+	if other != gm {
+		other.mu.RLock()
+		defer other.mu.RUnlock()
 	}
-	for k, v := range m.m {
+	for k, v := range other.m {
 		gm.m[k] = v
 	}
 }

g/container/gmap/gmap_z_int_bool_test.go

@@ -0,0 +1,123 @@
+package gmap_test
+
+import (
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func getBool() bool {
+	return true
+}
+func intBoolCallBack(int, bool) bool {
+	return true
+}
+func Test_IntBoolMap_Basic(t *testing.T) {
+	gtest.Case(t, func() {
+		m := gmap.NewIntBoolMap()
+		m.Set(1, true)
+
+		gtest.Assert(m.Get(1), true)
+		gtest.Assert(m.Size(), 1)
+		gtest.Assert(m.IsEmpty(), false)
+
+		gtest.Assert(m.GetOrSet(2, false), false)
+		gtest.Assert(m.SetIfNotExist(2, false), false)
+
+		gtest.Assert(m.SetIfNotExist(3, false), true)
+
+		gtest.Assert(m.Remove(2), false)
+		gtest.Assert(m.Contains(2), false)
+
+		gtest.AssertIN(3, m.Keys())
+		gtest.AssertIN(1, m.Keys())
+
+		m.Clear()
+		gtest.Assert(m.Size(), 0)
+		gtest.Assert(m.IsEmpty(), true)
+
+		m2 := gmap.NewIntBoolMapFrom(map[int]bool{1: true, 2: false})
+		gtest.Assert(m2.Map(), map[int]bool{1: true, 2: false})
+		m3 := gmap.NewIntBoolMapFromArray([]int{1, 2}, []bool{true, false})
+		gtest.Assert(m3.Map(), map[int]bool{1: true, 2: false})
+
+	})
+}
+func Test_IntBoolMap_Set_Fun(t *testing.T) {
+	m := gmap.NewIntBoolMap()
+
+	m.GetOrSetFunc(1, getBool)
+	m.GetOrSetFuncLock(2, getBool)
+	gtest.Assert(m.Get(1), true)
+	gtest.Assert(m.Get(2), true)
+	gtest.Assert(m.SetIfNotExistFunc(1, getBool), false)
+	gtest.Assert(m.SetIfNotExistFunc(4, getBool), true)
+
+	gtest.Assert(m.SetIfNotExistFuncLock(2, getBool), false)
+	gtest.Assert(m.SetIfNotExistFuncLock(3, getBool), true)
+
+}
+
+func Test_IntBoolMap_Batch(t *testing.T) {
+	m := gmap.NewIntBoolMap()
+
+	m.BatchSet(map[int]bool{1: true, 2: false, 3: true})
+	gtest.Assert(m.Map(), map[int]bool{1: true, 2: false, 3: true})
+	m.BatchRemove([]int{1, 2})
+	gtest.Assert(m.Map(), map[int]bool{3: true})
+}
+func Test_IntBoolMap_Iterator(t *testing.T){
+	expect := map[int]bool{1: true, 2: false}
+	m      := gmap.NewIntBoolMapFrom(expect)
+	m.Iterator(func(k int, v bool) bool {
+		gtest.Assert(expect[k], v)
+		return true
+	})
+	// 断言返回值对遍历控制
+	i := 0
+	j := 0
+	m.Iterator(func(k int, v bool) bool {
+		i++
+		return true
+	})
+	m.Iterator(func(k int, v bool) bool {
+		j++
+		return false
+	})
+	gtest.Assert(i, 2)
+	gtest.Assert(j, 1)
+}
+
+func Test_IntBoolMap_Lock(t *testing.T){
+	expect := map[int]bool{1: true, 2: false}
+	m      := gmap.NewIntBoolMapFrom(expect)
+	m.LockFunc(func(m map[int]bool) {
+		gtest.Assert(m, expect)
+	})
+	m.RLockFunc(func(m map[int]bool) {
+		gtest.Assert(m, expect)
+	})
+
+}
+
+func Test_IntBoolMap_Clone(t *testing.T) {
+	//clone 方法是深克隆
+	m := gmap.NewIntBoolMapFrom(map[int]bool{1: true, 2: false})
+
+	m_clone := m.Clone()
+	m.Remove(1)
+	//修改原 map,clone 后的 map 不影响
+	gtest.AssertIN(1, m_clone.Keys())
+
+	m_clone.Remove(2)
+	//修改clone map,原 map 不影响
+	gtest.AssertIN(2, m.Keys())
+}
+func Test_IntBoolMap_Merge(t *testing.T) {
+	m1 := gmap.NewIntBoolMap()
+	m2 := gmap.NewIntBoolMap()
+	m1.Set(1, true)
+	m2.Set(2, false)
+	m1.Merge(m2)
+	gtest.Assert(m1.Map(), map[int]bool{1: true, 2: false})
+}

g/container/gmap/gmap_z_int_int_test.go

@@ -0,0 +1,128 @@
+package gmap_test
+
+import (
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func getInt() int {
+	return 123
+}
+func intIntCallBack(int, int) bool {
+	return true
+}
+func Test_IntIntMap_Basic(t *testing.T) {
+	gtest.Case(t, func() {
+		m := gmap.NewIntIntMap()
+		m.Set(1, 1)
+
+		gtest.Assert(m.Get(1), 1)
+		gtest.Assert(m.Size(), 1)
+		gtest.Assert(m.IsEmpty(), false)
+
+		gtest.Assert(m.GetOrSet(2, 2), 2)
+		gtest.Assert(m.SetIfNotExist(2, 2), false)
+
+		gtest.Assert(m.SetIfNotExist(3, 3), true)
+
+		gtest.Assert(m.Remove(2), 2)
+		gtest.Assert(m.Contains(2), false)
+
+		gtest.AssertIN(3, m.Keys())
+		gtest.AssertIN(1, m.Keys())
+		gtest.AssertIN(3, m.Values())
+		gtest.AssertIN(1, m.Values())
+		m.Flip()
+		gtest.Assert(m.Map(), map[int]int{1: 1, 3: 3})
+
+		m.Clear()
+		gtest.Assert(m.Size(), 0)
+		gtest.Assert(m.IsEmpty(), true)
+
+		m2 := gmap.NewIntIntMapFrom(map[int]int{1: 1, 2: 2})
+		gtest.Assert(m2.Map(), map[int]int{1: 1, 2: 2})
+		m3 := gmap.NewIntIntMapFromArray([]int{1, 2}, []int{1, 2})
+		gtest.Assert(m3.Map(), map[int]int{1: 1, 2: 2})
+
+	})
+}
+func Test_IntIntMap_Set_Fun(t *testing.T) {
+	m := gmap.NewIntIntMap()
+
+	m.GetOrSetFunc(1, getInt)
+	m.GetOrSetFuncLock(2, getInt)
+	gtest.Assert(m.Get(1), 123)
+	gtest.Assert(m.Get(2), 123)
+	gtest.Assert(m.SetIfNotExistFunc(1, getInt), false)
+	gtest.Assert(m.SetIfNotExistFunc(3, getInt), true)
+
+	gtest.Assert(m.SetIfNotExistFuncLock(2, getInt), false)
+	gtest.Assert(m.SetIfNotExistFuncLock(4, getInt), true)
+
+}
+
+func Test_IntIntMap_Batch(t *testing.T) {
+	m := gmap.NewIntIntMap()
+
+	m.BatchSet(map[int]int{1: 1, 2: 2, 3: 3})
+	m.Iterator(intIntCallBack)
+	gtest.Assert(m.Map(), map[int]int{1: 1, 2: 2, 3: 3})
+	m.BatchRemove([]int{1, 2})
+	gtest.Assert(m.Map(), map[int]int{3: 3})
+}
+
+func Test_IntIntMap_Iterator(t *testing.T){
+	expect := map[int]int{1: 1, 2: 2}
+	m      := gmap.NewIntIntMapFrom(expect)
+	m.Iterator(func(k int, v int) bool {
+		gtest.Assert(expect[k], v)
+		return true
+	})
+	// 断言返回值对遍历控制
+	i := 0
+	j := 0
+	m.Iterator(func(k int, v int) bool {
+		i++
+		return true
+	})
+	m.Iterator(func(k int, v int) bool {
+		j++
+		return false
+	})
+	gtest.Assert(i, 2)
+	gtest.Assert(j, 1)
+}
+
+func Test_IntIntMap_Lock(t *testing.T){
+	expect := map[int]int{1: 1, 2: 2}
+	m      := gmap.NewIntIntMapFrom(expect)
+	m.LockFunc(func(m map[int]int) {
+		gtest.Assert(m, expect)
+	})
+	m.RLockFunc(func(m map[int]int) {
+		gtest.Assert(m, expect)
+	})
+
+}
+func Test_IntIntMap_Clone(t *testing.T) {
+	//clone 方法是深克隆
+	m := gmap.NewIntIntMapFrom(map[int]int{1: 1, 2: 2})
+
+	m_clone := m.Clone()
+	m.Remove(1)
+	//修改原 map,clone 后的 map 不影响
+	gtest.AssertIN(1, m_clone.Keys())
+
+	m_clone.Remove(2)
+	//修改clone map,原 map 不影响
+	gtest.AssertIN(2, m.Keys())
+}
+func Test_IntIntMap_Merge(t *testing.T) {
+	m1 := gmap.NewIntIntMap()
+	m2 := gmap.NewIntIntMap()
+	m1.Set(1, 1)
+	m2.Set(2, 2)
+	m1.Merge(m2)
+	gtest.Assert(m1.Map(), map[int]int{1: 1, 2: 2})
+}

g/container/gmap/gmap_z_int_interface_test.go

@@ -0,0 +1,128 @@
+package gmap_test
+
+import (
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func getInterface() interface{} {
+	return 123
+}
+func intInterfaceCallBack(int, interface{}) bool {
+	return true
+}
+func Test_IntInterfaceMap_Basic(t *testing.T) {
+	gtest.Case(t, func() {
+		m := gmap.NewIntInterfaceMap()
+		m.Set(1, 1)
+
+		gtest.Assert(m.Get(1), 1)
+		gtest.Assert(m.Size(), 1)
+		gtest.Assert(m.IsEmpty(), false)
+
+		gtest.Assert(m.GetOrSet(2, "2"), "2")
+		gtest.Assert(m.SetIfNotExist(2, "2"), false)
+
+		gtest.Assert(m.SetIfNotExist(3, 3), true)
+
+		gtest.Assert(m.Remove(2), "2")
+		gtest.Assert(m.Contains(2), false)
+
+		gtest.AssertIN(3, m.Keys())
+		gtest.AssertIN(1, m.Keys())
+		gtest.AssertIN(3, m.Values())
+		gtest.AssertIN(1, m.Values())
+		m.Flip()
+		gtest.Assert(m.Map(), map[interface{}]int{1: 1, 3: 3})
+
+		m.Clear()
+		gtest.Assert(m.Size(), 0)
+		gtest.Assert(m.IsEmpty(), true)
+
+		m2 := gmap.NewIntInterfaceMapFrom(map[int]interface{}{1: 1, 2: "2"})
+		gtest.Assert(m2.Map(), map[int]interface{}{1: 1, 2: "2"})
+		m3 := gmap.NewIntInterfaceMapFromArray([]int{1, 2}, []interface{}{1, "2"})
+		gtest.Assert(m3.Map(), map[int]interface{}{1: 1, 2: "2"})
+
+	})
+}
+func Test_IntInterfaceMap_Set_Fun(t *testing.T) {
+	m := gmap.NewIntInterfaceMap()
+
+	m.GetOrSetFunc(1, getInterface)
+	m.GetOrSetFuncLock(2, getInterface)
+	gtest.Assert(m.Get(1), 123)
+	gtest.Assert(m.Get(2), 123)
+
+	gtest.Assert(m.SetIfNotExistFunc(1, getInterface), false)
+	gtest.Assert(m.SetIfNotExistFunc(3, getInterface), true)
+
+	gtest.Assert(m.SetIfNotExistFuncLock(2, getInterface), false)
+	gtest.Assert(m.SetIfNotExistFuncLock(4, getInterface), true)
+
+}
+
+func Test_IntInterfaceMap_Batch(t *testing.T) {
+	m := gmap.NewIntInterfaceMap()
+
+	m.BatchSet(map[int]interface{}{1: 1, 2: "2", 3: 3})
+	gtest.Assert(m.Map(), map[int]interface{}{1: 1, 2: "2", 3: 3})
+	m.BatchRemove([]int{1, 2})
+	gtest.Assert(m.Map(), map[int]interface{}{3: 3})
+}
+func Test_IntInterfaceMap_Iterator(t *testing.T){
+	expect := map[int]interface{}{1: 1, 2: "2"}
+	m      := gmap.NewIntInterfaceMapFrom(expect)
+	m.Iterator(func(k int, v interface{}) bool {
+		gtest.Assert(expect[k], v)
+		return true
+	})
+	// 断言返回值对遍历控制
+	i := 0
+	j := 0
+	m.Iterator(func(k int, v interface{}) bool {
+		i++
+		return true
+	})
+	m.Iterator(func(k int, v interface{}) bool {
+		j++
+		return false
+	})
+	gtest.Assert(i, "2")
+	gtest.Assert(j, 1)
+
+
+}
+
+func Test_IntInterfaceMap_Lock(t *testing.T){
+	expect := map[int]interface{}{1: 1, 2: "2"}
+	m := gmap.NewIntInterfaceMapFrom(expect)
+	m.LockFunc(func(m map[int]interface{}) {
+		gtest.Assert(m, expect)
+	})
+	m.RLockFunc(func(m map[int]interface{}) {
+		gtest.Assert(m, expect)
+	})
+}
+func Test_IntInterfaceMap_Clone(t *testing.T) {
+	//clone 方法是深克隆
+	m := gmap.NewIntInterfaceMapFrom(map[int]interface{}{1: 1, 2: "2"})
+
+	m_clone := m.Clone()
+	m.Remove(1)
+	//修改原 map,clone 后的 map 不影响
+	gtest.AssertIN(1, m_clone.Keys())
+
+	m_clone.Remove(2)
+	//修改clone map,原 map 不影响
+	gtest.AssertIN(2, m.Keys())
+}
+func Test_IntInterfaceMap_Merge(t *testing.T) {
+	m1 := gmap.NewIntInterfaceMap()
+	m2 := gmap.NewIntInterfaceMap()
+	m1.Set(1, 1)
+	m2.Set(2, "2")
+	m1.Merge(m2)
+	gtest.Assert(m1.Map(), map[int]interface{}{1: 1, 2: "2"})
+}

g/container/gmap/gmap_z_int_string_test.go

@@ -0,0 +1,132 @@
+package gmap_test
+
+import (
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func getString() string {
+	return "z"
+}
+func intStringCallBack(int, string) bool {
+	return true
+}
+func Test_IntStringMap_Basic(t *testing.T) {
+	gtest.Case(t, func() {
+		m := gmap.NewIntStringMap()
+		m.Set(1, "a")
+
+		gtest.Assert(m.Get(1), "a")
+		gtest.Assert(m.Size(), 1)
+		gtest.Assert(m.IsEmpty(), false)
+
+		gtest.Assert(m.GetOrSet(2, "b"), "b")
+		gtest.Assert(m.SetIfNotExist(2, "b"), false)
+
+		gtest.Assert(m.SetIfNotExist(3, "c"), true)
+
+		gtest.Assert(m.Remove(2), "b")
+		gtest.Assert(m.Contains(2), false)
+
+		gtest.AssertIN(3, m.Keys())
+		gtest.AssertIN(1, m.Keys())
+		gtest.AssertIN("a", m.Values())
+		gtest.AssertIN("c", m.Values())
+
+		//反转之后不成为以下 map,flip 操作只是翻转原 map
+		//gtest.Assert(m.Map(), map[string]int{"a": 1, "c": 3})
+		m_f := gmap.NewIntStringMap()
+		m_f.Set(1, "2")
+		m_f.Flip()
+		gtest.Assert(m_f.Map(), map[int]string{2: "1"})
+
+		m.Clear()
+		gtest.Assert(m.Size(), 0)
+		gtest.Assert(m.IsEmpty(), true)
+
+		m2 := gmap.NewIntStringMapFrom(map[int]string{1: "a", 2: "b"})
+		gtest.Assert(m2.Map(), map[int]string{1: "a", 2: "b"})
+		m3 := gmap.NewIntStringMapFromArray([]int{1, 2}, []string{"a", "b"})
+		gtest.Assert(m3.Map(), map[int]string{1: "a", 2: "b"})
+
+	})
+}
+func Test_IntStringMap_Set_Fun(t *testing.T) {
+	m := gmap.NewIntStringMap()
+
+	m.GetOrSetFunc(1, getString)
+	m.GetOrSetFuncLock(2, getString)
+	gtest.Assert(m.Get(1), "z")
+	gtest.Assert(m.Get(2), "z")
+	gtest.Assert(m.SetIfNotExistFunc(1, getString), false)
+	gtest.Assert(m.SetIfNotExistFunc(3, getString), true)
+
+	gtest.Assert(m.SetIfNotExistFuncLock(2, getString), false)
+	gtest.Assert(m.SetIfNotExistFuncLock(4, getString), true)
+
+}
+
+func Test_IntStringMap_Batch(t *testing.T) {
+	m := gmap.NewIntStringMap()
+
+	m.BatchSet(map[int]string{1: "a", 2: "b", 3: "c"})
+	gtest.Assert(m.Map(), map[int]string{1: "a", 2: "b",3: "c"})
+	m.BatchRemove([]int{1, 2})
+	gtest.Assert(m.Map(), map[int]interface{}{3: "c"})
+}
+func Test_IntStringMap_Iterator(t *testing.T){
+	expect := map[int]string{1: "a", 2: "b"}
+	m      := gmap.NewIntStringMapFrom(expect)
+	m.Iterator(func(k int, v string) bool {
+		gtest.Assert(expect[k], v)
+		return true
+	})
+	// 断言返回值对遍历控制
+	i := 0
+	j := 0
+	m.Iterator(func(k int, v string) bool {
+		i++
+		return true
+	})
+	m.Iterator(func(k int, v string) bool {
+		j++
+		return false
+	})
+	gtest.Assert(i, 2)
+	gtest.Assert(j, 1)
+}
+
+func Test_IntStringMap_Lock(t *testing.T){
+
+	expect := map[int]string{1: "a", 2: "b", 3: "c"}
+	m      := gmap.NewIntStringMapFrom(expect)
+	m.LockFunc(func(m map[int]string) {
+		gtest.Assert(m, expect)
+	})
+	m.RLockFunc(func(m map[int]string) {
+		gtest.Assert(m, expect)
+	})
+
+}
+func Test_IntStringMap_Clone(t *testing.T) {
+	//clone 方法是深克隆
+	m := gmap.NewIntStringMapFrom(map[int]string{1: "a", 2: "b", 3: "c"})
+
+	m_clone := m.Clone()
+	m.Remove(1)
+	//修改原 map,clone 后的 map 不影响
+	gtest.AssertIN(1, m_clone.Keys())
+
+	m_clone.Remove(2)
+	//修改clone map,原 map 不影响
+	gtest.AssertIN(2, m.Keys())
+}
+func Test_IntStringMap_Merge(t *testing.T) {
+	m1 := gmap.NewIntStringMap()
+	m2 := gmap.NewIntStringMap()
+	m1.Set(1, "a")
+	m2.Set(2, "b")
+	m1.Merge(m2)
+	gtest.Assert(m1.Map(), map[int]string{1: "a", 2: "b"})
+}

g/container/gmap/gmap_z_interface_interface_basic_test.go

@@ -0,0 +1,125 @@
+package gmap_test
+
+import (
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func getValue() interface{} {
+	return 3
+}
+func callBack(k interface{}, v interface{}) bool {
+	return true
+}
+
+func Test_Map_Basic(t *testing.T) {
+	gtest.Case(t, func() {
+		m := gmap.New()
+		m.Set("key1", "val1")
+		gtest.Assert(m.Keys(), []interface{}{"key1"})
+
+		gtest.Assert(m.Get("key1"), "val1")
+		gtest.Assert(m.Size(), 1)
+		gtest.Assert(m.IsEmpty(), false)
+
+		gtest.Assert(m.GetOrSet("key2", "val2"), "val2")
+		gtest.Assert(m.SetIfNotExist("key2", "val2"), false)
+
+		gtest.Assert(m.SetIfNotExist("key3", "val3"), true)
+
+		gtest.Assert(m.Remove("key2"), "val2")
+		gtest.Assert(m.Contains("key2"), false)
+
+		gtest.AssertIN("key3", m.Keys())
+		gtest.AssertIN("key1", m.Keys())
+		gtest.AssertIN("val3", m.Values())
+		gtest.AssertIN("val1", m.Values())
+
+		m.Flip()
+		gtest.Assert(m.Map(), map[interface{}]interface{}{"val3": "key3", "val1": "key1"})
+
+		m.Clear()
+		gtest.Assert(m.Size(), 0)
+		gtest.Assert(m.IsEmpty(), true)
+
+		m2 := gmap.NewFrom(map[interface{}]interface{}{1: 1, "key1": "val1"})
+		gtest.Assert(m2.Map(), map[interface{}]interface{}{1: 1, "key1": "val1"})
+		m3 := gmap.NewFromArray([]interface{}{1, "key1"}, []interface{}{1, "val1"})
+		gtest.Assert(m3.Map(), map[interface{}]interface{}{1: 1, "key1": "val1"})
+
+	})
+}
+func Test_Map_Set_Fun(t *testing.T) {
+	m := gmap.New()
+	m.GetOrSetFunc("fun", getValue)
+	m.GetOrSetFuncLock("funlock", getValue)
+	gtest.Assert(m.Get("funlock"), 3)
+	gtest.Assert(m.Get("fun"), 3)
+	m.GetOrSetFunc("fun", getValue)
+	gtest.Assert(m.SetIfNotExistFunc("fun", getValue), false)
+	gtest.Assert(m.SetIfNotExistFuncLock("funlock", getValue), false)
+}
+
+func Test_Map_Batch(t *testing.T) {
+	m := gmap.New()
+	m.BatchSet(map[interface{}]interface{}{1: 1, "key1": "val1", "key2": "val2", "key3": "val3"})
+	gtest.Assert(m.Map(), map[interface{}]interface{}{1: 1, "key1": "val1", "key2": "val2", "key3": "val3"})
+	m.BatchRemove([]interface{}{"key1", 1})
+	gtest.Assert(m.Map(), map[interface{}]interface{}{"key2": "val2", "key3": "val3"})
+}
+func Test_Map_Iterator(t *testing.T){
+	expect :=map[interface{}]interface{}{1: 1, "key1": "val1"}
+
+	m := gmap.NewFrom(expect)
+	m.Iterator(func(k interface{}, v interface{}) bool {
+		gtest.Assert(expect[k], v)
+		return true
+	})
+	// 断言返回值对遍历控制
+	i := 0
+	j := 0
+	m.Iterator(func(k interface{}, v interface{}) bool {
+		i++
+		return true
+	})
+	m.Iterator(func(k interface{}, v interface{}) bool {
+		j++
+		return false
+	})
+	gtest.Assert(i, 2)
+	gtest.Assert(j, 1)
+}
+
+func Test_Map_Lock(t *testing.T){
+	expect :=map[interface{}]interface{}{1: 1, "key1": "val1"}
+
+	m := gmap.NewFrom(expect)
+	m.LockFunc(func(m map[interface{}]interface{}) {
+		gtest.Assert(m, expect)
+	})
+	m.RLockFunc(func(m map[interface{}]interface{}) {
+		gtest.Assert(m, expect)
+	})
+}
+
+func Test_Map_Clone(t *testing.T) {
+	//clone 方法是深克隆
+	m := gmap.NewFrom(map[interface{}]interface{}{1: 1, "key1": "val1"})
+	m_clone := m.Clone()
+	m.Remove(1)
+	//修改原 map,clone 后的 map 不影响
+	gtest.AssertIN(1, m_clone.Keys())
+
+	m_clone.Remove("key1")
+	//修改clone map,原 map 不影响
+	gtest.AssertIN("key1", m.Keys())
+}
+func Test_Map_Basic_Merge(t *testing.T) {
+	m1 := gmap.New()
+	m2 := gmap.New()
+	m1.Set("key1", "val1")
+	m2.Set("key2", "val2")
+	m1.Merge(m2)
+	gtest.Assert(m1.Map(), map[interface{}]interface{}{"key1": "val1", "key2": "val2"})
+}

g/container/gmap/gmap_z_normal_example_test.go

@@ -0,0 +1,71 @@
+package gmap_test
+
+import (
+	"fmt"
+	"github.com/gogf/gf/g/container/gmap"
+)
+
+func Example_Normal_Basic() {
+	m := gmap.New()
+
+	//Add data
+	m.Set("key1", "val1")
+
+	//Print size
+	fmt.Println(m.Size())
+	//output 1
+
+	add_map := make(map[interface{}]interface{})
+	add_map["key2"] = "val2"
+	add_map["key3"] = "val3"
+	add_map[1] = 1
+
+	fmt.Println(m.Values())
+
+	//Batch add data
+	m.BatchSet(add_map)
+
+	//Gets the value of the corresponding key
+	key3_val := m.Get("key3")
+	fmt.Println(key3_val)
+
+	//Get the value by key, or set it with given key-value if not exist.
+	get_or_set_val := m.GetOrSet("key4", "val4")
+	fmt.Println(get_or_set_val)
+
+	// Set key-value if the key does not exist, then return true; or else return false.
+	is_set := m.SetIfNotExist("key3", "val3")
+	fmt.Println(is_set)
+
+	//Remove key
+	m.Remove("key2")
+	fmt.Println(m.Keys())
+
+	//Batch remove keys
+	remove_keys := []interface{}{"key1", 1}
+	m.BatchRemove(remove_keys)
+	fmt.Println(m.Keys())
+
+	//Contains checks whether a key exists.
+	is_contain := m.Contains("key3")
+	fmt.Println(is_contain)
+
+	//Flip exchanges key-value of the map, it will change key-value to value-key.
+	m.Flip()
+	fmt.Println(m.Map())
+
+	// Clear deletes all data of the map,
+	m.Clear()
+
+	fmt.Println(m.Size())
+
+}
+func Example_Normal_Merge(){
+	m1 := gmap.New()
+	m2 := gmap.New()
+	m1.Set("key1","val1")
+	m2.Set("key2","val2")
+	m1.Merge(m2)
+	fmt.Println(m1.Map())
+}
+

g/container/gmap/gmap_z_string_bool_test.go

@@ -0,0 +1,122 @@
+package gmap_test
+
+import (
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func StringBoolCallBack(string, bool) bool {
+	return true
+}
+func Test_StringBoolMap_Basic(t *testing.T) {
+	gtest.Case(t, func() {
+		m := gmap.NewStringBoolMap()
+		m.Set("a", true)
+
+		gtest.Assert(m.Get("a"), true)
+		gtest.Assert(m.Size(), 1)
+		gtest.Assert(m.IsEmpty(), false)
+
+		gtest.Assert(m.GetOrSet("b", false), false)
+		gtest.Assert(m.SetIfNotExist("b", false), false)
+
+		gtest.Assert(m.SetIfNotExist("c", false), true)
+
+		gtest.Assert(m.Remove("b"), false)
+		gtest.Assert(m.Contains("b"), false)
+
+		gtest.AssertIN("c", m.Keys())
+		gtest.AssertIN("a", m.Keys())
+
+		m.Clear()
+		gtest.Assert(m.Size(), 0)
+		gtest.Assert(m.IsEmpty(), true)
+
+		m2 := gmap.NewStringBoolMapFrom(map[string]bool{"a": true, "b": false})
+		gtest.Assert(m2.Map(), map[string]bool{"a": true, "b": false})
+		m3 := gmap.NewStringBoolMapFromArray([]string{"a", "b"}, []bool{true, false})
+		gtest.Assert(m3.Map(), map[string]bool{"a": true, "b": false})
+
+	})
+}
+func Test_StringBoolMap_Set_Fun(t *testing.T) {
+	m := gmap.NewStringBoolMap()
+
+	m.GetOrSetFunc("a", getBool)
+	m.GetOrSetFuncLock("b", getBool)
+	gtest.Assert(m.Get("a"), true)
+	gtest.Assert(m.Get("b"), true)
+	gtest.Assert(m.SetIfNotExistFunc("a", getBool), false)
+	gtest.Assert(m.SetIfNotExistFunc("c", getBool), true)
+
+	gtest.Assert(m.SetIfNotExistFuncLock("b", getBool), false)
+	gtest.Assert(m.SetIfNotExistFuncLock("d", getBool), true)
+
+}
+
+func Test_StringBoolMap_Batch(t *testing.T) {
+	m := gmap.NewStringBoolMap()
+
+	m.BatchSet(map[string]bool{"a": true, "b": false, "c": true})
+	gtest.Assert(m.Map(), map[string]bool{"a": true, "b": false, "c": true})
+	m.BatchRemove([]string{"a", "b"})
+	gtest.Assert(m.Map(), map[string]bool{"c": true})
+}
+
+func Test_StringBoolMap_Iterator(t *testing.T) {
+	expect := map[string]bool{"a": true, "b": false}
+	m := gmap.NewStringBoolMapFrom(expect)
+	m.Iterator(func(k string, v bool) bool {
+		gtest.Assert(expect[k], v)
+		return true
+	})
+	// 断言返回值对遍历控制
+	i := 0
+	j := 0
+	m.Iterator(func(k string, v bool) bool {
+		i++
+		return true
+	})
+	m.Iterator(func(k string, v bool) bool {
+		j++
+		return false
+	})
+	gtest.Assert(i, 2)
+	gtest.Assert(j, 1)
+
+}
+
+func Test_StringBoolMap_Lock(t *testing.T) {
+	expect := map[string]bool{"a": true, "b": false}
+
+	m      := gmap.NewStringBoolMapFrom(expect)
+	m.LockFunc(func(m map[string]bool) {
+		gtest.Assert(m, expect)
+	})
+	m.RLockFunc(func(m map[string]bool) {
+		gtest.Assert(m, expect)
+	})
+}
+
+func Test_StringBoolMap_Clone(t *testing.T) {
+	//clone 方法是深克隆
+	m := gmap.NewStringBoolMapFrom(map[string]bool{"a": true, "b": false})
+
+	m_clone := m.Clone()
+	m.Remove("a")
+	//修改原 map,clone 后的 map 不影响
+	gtest.AssertIN("a", m_clone.Keys())
+
+	m_clone.Remove("b")
+	//修改clone map,原 map 不影响
+	gtest.AssertIN("b", m.Keys())
+}
+func Test_StringBoolMap_Merge(t *testing.T) {
+	m1 := gmap.NewStringBoolMap()
+	m2 := gmap.NewStringBoolMap()
+	m1.Set("a", true)
+	m2.Set("b", false)
+	m1.Merge(m2)
+	gtest.Assert(m1.Map(), map[string]bool{"a": true, "b": false})
+}

g/container/gmap/gmap_z_string_int_test.go

@@ -0,0 +1,128 @@
+package gmap_test
+
+import (
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func stringIntCallBack(string, int) bool {
+	return true
+}
+func Test_StringIntMap_Basic(t *testing.T) {
+	gtest.Case(t, func() {
+		m := gmap.NewStringIntMap()
+		m.Set("a", 1)
+
+		gtest.Assert(m.Get("a"), 1)
+		gtest.Assert(m.Size(), 1)
+		gtest.Assert(m.IsEmpty(), false)
+
+		gtest.Assert(m.GetOrSet("b", 2), 2)
+		gtest.Assert(m.SetIfNotExist("b", 2), false)
+
+		gtest.Assert(m.SetIfNotExist("c", 3), true)
+
+		gtest.Assert(m.Remove("b"), 2)
+		gtest.Assert(m.Contains("b"), false)
+
+		gtest.AssertIN("c", m.Keys())
+		gtest.AssertIN("a", m.Keys())
+		gtest.AssertIN(3, m.Values())
+		gtest.AssertIN(1, m.Values())
+
+		m_f := gmap.NewStringIntMap()
+		m_f.Set("1", 2)
+		m_f.Flip()
+		gtest.Assert(m_f.Map(), map[string]int{"2": 1})
+
+		m.Clear()
+		gtest.Assert(m.Size(), 0)
+		gtest.Assert(m.IsEmpty(), true)
+
+		m2 := gmap.NewStringIntMapFrom(map[string]int{"a": 1, "b": 2})
+		gtest.Assert(m2.Map(), map[string]int{"a": 1, "b": 2})
+		m3 := gmap.NewStringIntMapFromArray([]string{"a", "b"}, []int{1, 2})
+		gtest.Assert(m3.Map(), map[string]int{"a": 1, "b": 2})
+
+	})
+}
+func Test_StringIntMap_Set_Fun(t *testing.T) {
+	m := gmap.NewStringIntMap()
+
+	m.GetOrSetFunc("a", getInt)
+	m.GetOrSetFuncLock("b", getInt)
+	gtest.Assert(m.Get("a"), 123)
+	gtest.Assert(m.Get("b"), 123)
+	gtest.Assert(m.SetIfNotExistFunc("a", getInt), false)
+	gtest.Assert(m.SetIfNotExistFunc("c", getInt), true)
+
+	gtest.Assert(m.SetIfNotExistFuncLock("b", getInt), false)
+	gtest.Assert(m.SetIfNotExistFuncLock("d", getInt), true)
+
+}
+
+func Test_StringIntMap_Batch(t *testing.T) {
+	m := gmap.NewStringIntMap()
+
+	m.BatchSet(map[string]int{"a": 1, "b": 2, "c": 3})
+	gtest.Assert(m.Map(), map[string]int{"a": 1, "b": 2, "c": 3})
+	m.BatchRemove([]string{"a", "b"})
+	gtest.Assert(m.Map(), map[string]int{"c": 3})
+}
+func Test_StringIntMap_Iterator(t *testing.T) {
+	expect := map[string]int{"a": 1, "b": 2}
+	m := gmap.NewStringIntMapFrom(expect)
+	m.Iterator(func(k string, v int) bool {
+		gtest.Assert(expect[k], v)
+		return true
+	})
+	// 断言返回值对遍历控制
+	i := 0
+	j := 0
+	m.Iterator(func(k string, v int) bool {
+		i++
+		return true
+	})
+	m.Iterator(func(k string, v int) bool {
+		j++
+		return false
+	})
+	gtest.Assert(i, 2)
+	gtest.Assert(j, 1)
+
+}
+
+func Test_StringIntMap_Lock(t *testing.T) {
+	expect := map[string]int{"a": 1, "b": 2}
+
+	m      := gmap.NewStringIntMapFrom(expect)
+	m.LockFunc(func(m map[string]int) {
+		gtest.Assert(m, expect)
+	})
+	m.RLockFunc(func(m map[string]int) {
+		gtest.Assert(m, expect)
+	})
+}
+
+func Test_StringIntMap_Clone(t *testing.T) {
+	//clone 方法是深克隆
+	m := gmap.NewStringIntMapFrom(map[string]int{"a": 1, "b": 2, "c": 3})
+
+	m_clone := m.Clone()
+	m.Remove("a")
+	//修改原 map,clone 后的 map 不影响
+	gtest.AssertIN("a", m_clone.Keys())
+
+	m_clone.Remove("b")
+	//修改clone map,原 map 不影响
+	gtest.AssertIN("b", m.Keys())
+}
+func Test_StringIntMap_Merge(t *testing.T) {
+	m1 := gmap.NewStringIntMap()
+	m2 := gmap.NewStringIntMap()
+	m1.Set("a", 1)
+	m2.Set("b", 2)
+	m1.Merge(m2)
+	gtest.Assert(m1.Map(), map[string]int{"a": 1, "b": 2})
+}

g/container/gmap/gmap_z_string_interface_test.go

@@ -0,0 +1,125 @@
+package gmap_test
+
+import (
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func stringInterfaceCallBack(string, interface{}) bool {
+	return true
+}
+func Test_StringInterfaceMap_Basic(t *testing.T) {
+	gtest.Case(t, func() {
+		m := gmap.NewStringInterfaceMap()
+		m.Set("a", 1)
+
+		gtest.Assert(m.Get("a"), 1)
+		gtest.Assert(m.Size(), 1)
+		gtest.Assert(m.IsEmpty(), false)
+
+		gtest.Assert(m.GetOrSet("b", "2"), "2")
+		gtest.Assert(m.SetIfNotExist("b", "2"), false)
+
+		gtest.Assert(m.SetIfNotExist("c", 3), true)
+
+		gtest.Assert(m.Remove("b"), "2")
+		gtest.Assert(m.Contains("b"), false)
+
+		gtest.AssertIN("c", m.Keys())
+		gtest.AssertIN("a", m.Keys())
+		gtest.AssertIN(3, m.Values())
+		gtest.AssertIN(1, m.Values())
+
+		m.Flip()
+		gtest.Assert(m.Map(), map[string]interface{}{"1": "a", "3": "c"})
+
+		m.Clear()
+		gtest.Assert(m.Size(), 0)
+		gtest.Assert(m.IsEmpty(), true)
+
+		m2 := gmap.NewStringInterfaceMapFrom(map[string]interface{}{"a": 1, "b": "2"})
+		gtest.Assert(m2.Map(), map[string]interface{}{"a": 1, "b": "2"})
+		m3 := gmap.NewStringInterfaceMapFromArray([]string{"a", "b"}, []interface{}{1, "2"})
+		gtest.Assert(m3.Map(), map[string]interface{}{"a": 1, "b": "2"})
+
+	})
+}
+func Test_StringInterfaceMap_Set_Fun(t *testing.T) {
+	m := gmap.NewStringInterfaceMap()
+
+	m.GetOrSetFunc("a", getInterface)
+	m.GetOrSetFuncLock("b", getInterface)
+	gtest.Assert(m.Get("a"), 123)
+	gtest.Assert(m.Get("b"), 123)
+	gtest.Assert(m.SetIfNotExistFunc("a", getInterface), false)
+	gtest.Assert(m.SetIfNotExistFunc("c", getInterface), true)
+
+	gtest.Assert(m.SetIfNotExistFuncLock("b", getInterface), false)
+	gtest.Assert(m.SetIfNotExistFuncLock("d", getInterface), true)
+
+}
+
+func Test_StringInterfaceMap_Batch(t *testing.T) {
+	m := gmap.NewStringInterfaceMap()
+
+	m.BatchSet(map[string]interface{}{"a": 1, "b": "2", "c": 3})
+	gtest.Assert(m.Map(), map[string]interface{}{"a": 1, "b": "2", "c": 3})
+	m.BatchRemove([]string{"a", "b"})
+	gtest.Assert(m.Map(), map[string]interface{}{"c": 3})
+}
+
+func Test_StringInterfaceMap_Iterator(t *testing.T) {
+	expect := map[string]interface{}{"a": true, "b": false}
+	m := gmap.NewStringInterfaceMapFrom(expect)
+	m.Iterator(func(k string, v interface{}) bool {
+		gtest.Assert(expect[k], v)
+		return true
+	})
+	// 断言返回值对遍历控制
+	i := 0
+	j := 0
+	m.Iterator(func(k string, v interface{}) bool {
+		i++
+		return true
+	})
+	m.Iterator(func(k string, v interface{}) bool {
+		j++
+		return false
+	})
+	gtest.Assert(i, 2)
+	gtest.Assert(j, 1)
+}
+
+func Test_StringInterfaceMap_Lock(t *testing.T) {
+	expect := map[string]interface{}{"a": true, "b": false}
+
+	m      := gmap.NewStringInterfaceMapFrom(expect)
+	m.LockFunc(func(m map[string]interface{}) {
+		gtest.Assert(m, expect)
+	})
+	m.RLockFunc(func(m map[string]interface{}) {
+		gtest.Assert(m, expect)
+	})
+}
+func Test_StringInterfaceMap_Clone(t *testing.T) {
+	//clone 方法是深克隆
+	m := gmap.NewStringInterfaceMapFrom(map[string]interface{}{"a": 1, "b": "2"})
+
+	m_clone := m.Clone()
+	m.Remove("a")
+	//修改原 map,clone 后的 map 不影响
+	gtest.AssertIN("a", m_clone.Keys())
+
+	m_clone.Remove("b")
+	//修改clone map,原 map 不影响
+	gtest.AssertIN("b", m.Keys())
+}
+func Test_StringInterfaceMap_Merge(t *testing.T) {
+	m1 := gmap.NewStringInterfaceMap()
+	m2 := gmap.NewStringInterfaceMap()
+	m1.Set("a", 1)
+	m2.Set("b", "2")
+	m1.Merge(m2)
+	gtest.Assert(m1.Map(), map[string]interface{}{"a": 1, "b": "2"})
+}

g/container/gmap/gmap_z_string_string_test.go

@@ -0,0 +1,125 @@
+package gmap_test
+
+import (
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func stringStringCallBack(string, string) bool {
+	return true
+}
+func Test_StringStringMap_Basic(t *testing.T) {
+	gtest.Case(t, func() {
+		m := gmap.NewStringStringMap()
+		m.Set("a", "a")
+
+		gtest.Assert(m.Get("a"), "a")
+		gtest.Assert(m.Size(), 1)
+		gtest.Assert(m.IsEmpty(), false)
+
+		gtest.Assert(m.GetOrSet("b", "b"), "b")
+		gtest.Assert(m.SetIfNotExist("b", "b"), false)
+
+		gtest.Assert(m.SetIfNotExist("c", "c"), true)
+
+		gtest.Assert(m.Remove("b"), "b")
+		gtest.Assert(m.Contains("b"), false)
+
+		gtest.AssertIN("c", m.Keys())
+		gtest.AssertIN("a", m.Keys())
+		gtest.AssertIN("a", m.Values())
+		gtest.AssertIN("c", m.Values())
+
+		m.Flip()
+
+		gtest.Assert(m.Map(), map[string]string{"a": "a", "c": "c"})
+
+		m.Clear()
+		gtest.Assert(m.Size(), 0)
+		gtest.Assert(m.IsEmpty(), true)
+
+		m2 := gmap.NewStringStringMapFrom(map[string]string{"a": "a", "b": "b"})
+		gtest.Assert(m2.Map(), map[string]string{"a": "a", "b": "b"})
+		m3 := gmap.NewStringStringMapFromArray([]string{"a", "b"}, []string{"a", "b"})
+		gtest.Assert(m3.Map(), map[string]string{"a": "a", "b": "b"})
+
+	})
+}
+func Test_StringStringMap_Set_Fun(t *testing.T) {
+	m := gmap.NewStringStringMap()
+
+	m.GetOrSetFunc("a", getString)
+	m.GetOrSetFuncLock("b", getString)
+	gtest.Assert(m.Get("a"), "z")
+	gtest.Assert(m.Get("b"), "z")
+	gtest.Assert(m.SetIfNotExistFunc("a", getString), false)
+	gtest.Assert(m.SetIfNotExistFunc("c", getString), true)
+
+	gtest.Assert(m.SetIfNotExistFuncLock("b", getString), false)
+	gtest.Assert(m.SetIfNotExistFuncLock("d", getString), true)
+
+}
+
+func Test_StringStringMap_Batch(t *testing.T) {
+	m := gmap.NewStringStringMap()
+
+	m.BatchSet(map[string]string{"a": "a", "b": "b", "c": "c"})
+	gtest.Assert(m.Map(), map[string]string{"a": "a", "b": "b", "c": "c"})
+	m.BatchRemove([]string{"a", "b"})
+	gtest.Assert(m.Map(), map[string]string{"c": "c"})
+}
+func Test_StringStringMap_Iterator(t *testing.T) {
+	expect := map[string]string{"a": "a", "b": "b"}
+	m := gmap.NewStringStringMapFrom(expect)
+	m.Iterator(func(k string, v string) bool {
+		gtest.Assert(expect[k], v)
+		return true
+	})
+	// 断言返回值对遍历控制
+	i := 0
+	j := 0
+	m.Iterator(func(k string, v string) bool {
+		i++
+		return true
+	})
+	m.Iterator(func(k string, v string) bool {
+		j++
+		return false
+	})
+	gtest.Assert(i, 2)
+	gtest.Assert(j, 1)
+}
+
+func Test_StringStringMap_Lock(t *testing.T) {
+	expect := map[string]string{"a": "a", "b": "b"}
+
+	m      := gmap.NewStringStringMapFrom(expect)
+	m.LockFunc(func(m map[string]string) {
+		gtest.Assert(m, expect)
+	})
+	m.RLockFunc(func(m map[string]string) {
+		gtest.Assert(m, expect)
+	})
+}
+func Test_StringStringMap_Clone(t *testing.T) {
+	//clone 方法是深克隆
+	m := gmap.NewStringStringMapFrom(map[string]string{"a": "a", "b": "b", "c": "c"})
+
+	m_clone := m.Clone()
+	m.Remove("a")
+	//修改原 map,clone 后的 map 不影响
+	gtest.AssertIN("a", m_clone.Keys())
+
+	m_clone.Remove("b")
+	//修改clone map,原 map 不影响
+	gtest.AssertIN("b", m.Keys())
+}
+func Test_StringStringMap_Merge(t *testing.T) {
+	m1 := gmap.NewStringStringMap()
+	m2 := gmap.NewStringStringMap()
+	m1.Set("a", "a")
+	m2.Set("b", "b")
+	m1.Merge(m2)
+	gtest.Assert(m1.Map(), map[string]string{"a": "a", "b": "b"})
+}

g/container/gpool/gpool.go

@@ -5,8 +5,6 @@
 // You can obtain one at https://github.com/gogf/gf.
 
 // Package gpool provides a object-reusable concurrent-safe pool.
-//
-// 对象复用池.
 package gpool
 
 import (

g/container/gqueue/gqueue.go

@@ -4,14 +4,18 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://github.com/gogf/gf.
 
-// Package gqueue provides a dynamic/static concurrent-safe(alternative) queue.
+// Package gqueue provides a dynamic/static concurrent-safe queue.
 //
-// 并发安全动态队列.
+// Features:
+//
+// 1. FIFO queue(data -> list -> chan);
+//
+// 2. Fast creation and initialization;
+//
+// 3. Support dynamic queue size(unlimited queue size);
+//
+// 4. Blocking when reading data from queue;
 //
-//   特点：
-//   1. 动态队列初始化速度快；
-//   2. 动态的队列大小(不限大小)；
-//   3. 取数据时如果队列为空那么会阻塞等待；
 package gqueue
 
 import (
@@ -19,27 +23,21 @@ import (
     "math"
 )
 
-// 1、这是一个先进先出的队列(chan <-- list)；
-//
-// 2、当创建Queue对象时限定大小，那么等同于一个同步的chan并发安全队列；
-//
-// 3、不限制大小时，list链表用以存储数据，临时chan负责为客户端读取数据，当从chan获取数据时，list往chan中不停补充数据；
-//
-// 4、由于功能主体是chan，那么操作仍然像chan那样具有阻塞效果；
 type Queue struct {
-    limit     int              // 队列限制大小
-    list      *glist.List       // 底层数据链表
-    events    chan struct{}    // 写入事件通知
-    closed    chan struct{}    // 队列关闭通知
-    C         chan interface{} // 队列数据读取
+    limit     int              // Limit for queue size.
+    list      *glist.List      // Underlying list structure for data maintaining.
+    events    chan struct{}    // Events for data writing.
+    closed    chan struct{}    // Events for queue closing.
+    C         chan interface{} // Underlying channel for data reading.
 }
 
 const (
-    // 动态队列缓冲区大小
+    // Size for queue buffer.
     gDEFAULT_QUEUE_SIZE = 10000
 )
 
-// 队列大小为非必须参数，默认不限制
+// New returns a queue object.
+// Param <limit> is optional and it is not limited by default.
 func New(limit...int) *Queue {
     q := &Queue {
         closed : make(chan struct{}, 0),
@@ -56,7 +54,8 @@ func New(limit...int) *Queue {
     return q
 }
 
-// 异步list->chan同步队列
+// startAsyncLoop starts an asynchronous goroutine,
+// which handles the data synchronization from list <q.list> to channel <q.C>.
 func (q *Queue) startAsyncLoop() {
     for {
         select {
@@ -84,7 +83,8 @@ func (q *Queue) startAsyncLoop() {
     }
 }
 
-// 将数据压入队列, 队尾
+// Push pushes the data <v> into the queue.
+// Note that it would panics if the Push method is called after the queue is closed.
 func (q *Queue) Push(v interface{}) {
     if q.limit > 0 {
         q.C <- v
@@ -94,19 +94,22 @@ func (q *Queue) Push(v interface{}) {
     }
 }
 
-// 从队头先进先出地从队列取出一项数据
+// Pop pops an item from the queue in FIFO way.
+// Note that it would return nil immediately if the Pop method is called after the queue is closed.
 func (q *Queue) Pop() interface{} {
     return <- q.C
 }
 
-// 关闭队列(通知所有通过Pop*阻塞的协程退出)
+// Close closes the queue.
+// Notice: It would notify all goroutines exit immediately,
+// which are blocked reading by Pop method).
 func (q *Queue) Close() {
     close(q.C)
     close(q.events)
     close(q.closed)
 }
 
-// 获取当前队列大小
+// Size returns the length of the queue.
 func (q *Queue) Size() int {
     return len(q.C) + q.list.Len()
 }

g/container/gring/gring.go

@@ -4,9 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://github.com/gogf/gf.
 
-// Package gring provides a concurrent-safe(alternative) ring(circular lists).
-//
-// 并发安全环.
+// Package gring provides a concurrent-safe/unsafe ring(circular lists).
 package gring
 
 import (

g/container/gring/gring_unit_test.go

@@ -0,0 +1,229 @@
+package gring_test
+
+import (
+	"container/ring"
+	"github.com/gogf/gf/g"
+	"github.com/gogf/gf/g/container/gring"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+type Student struct {
+	position int
+	name    string
+	upgrade bool
+}
+
+func TestRing_Val(t *testing.T) {
+	gtest.Case(t, func() {
+		//定义cap 为3的ring类型数据
+		r := gring.New(3, true)
+		//分别给3个元素初始化赋值
+		r.Put(&Student{1,"jimmy", true})
+		r.Put(&Student{2,"tom", true})
+		r.Put(&Student{3,"alon", false})
+
+		//元素取值并判断和预设值是否相等
+		gtest.Assert(r.Val().(*Student).name,"jimmy")
+		//从当前位置往后移两个元素
+		r.Move(2)
+		gtest.Assert(r.Val().(*Student).name,"alon")
+		//更新元素值
+		//测试 value == nil
+		r.Set(nil)
+		gtest.Assert(r.Val(),nil)
+		//测试value != nil
+		r.Set(&Student{3, "jack", true})
+	})
+}
+func TestRing_CapLen(t *testing.T) {
+	gtest.Case(t, func() {
+		r := gring.New(10)
+		r.Put("goframe")
+		//cap长度 10
+		gtest.Assert(r.Cap(), 10)
+		//已有数据项 1
+		gtest.Assert(r.Len(), 1)
+	})
+}
+
+func TestRing_Position(t *testing.T) {
+	gtest.Case(t, func() {
+		r := gring.New(2)
+		r.Put(1)
+		r.Put(2)
+		//往后移动1个元素
+		r.Next()
+		gtest.Assert(r.Val(),2)
+		//往前移动1个元素
+		r.Prev()
+		gtest.Assert(r.Val(),1)
+
+	})
+}
+
+func TestRing_Link(t *testing.T) {
+	gtest.Case(t, func() {
+		r := gring.New(3)
+		r.Put(1)
+		r.Put(2)
+		r.Put(3)
+		s := gring.New(2)
+		s.Put("a")
+		s.Put("b")
+
+		rs := r.Link(s)
+		gtest.Assert(rs.Move(2).Val(), "b")
+
+	})
+}
+
+func TestRing_Unlink(t *testing.T) {
+	gtest.Case(t, func() {
+		r := gring.New(5)
+		for i := 0; i< 5; i++  {
+			r.Put(i+1)
+		}
+		// 1 2 3 4
+		// 删除当前位置往后的2个数据，返回被删除的数据
+		// 重新计算s len
+		s := r.Unlink(2)		// 2 3
+		gtest.Assert(s.Val(), 2)
+		gtest.Assert(s.Len(), 1)
+	})
+}
+
+func TestRing_Slice(t *testing.T) {
+	gtest.Case(t, func() {
+		ringLen := 5
+		r := gring.New(ringLen)
+		for i := 0; i< ringLen; i++  {
+			r.Put(i+1)
+		}
+		r.Move(2)	// 3
+		array := r.SliceNext()		// [3 4 5 1 2]
+		gtest.Assert(array[0], 3)
+		gtest.Assert(len(array), 5)
+
+		//判断array是否等于[3 4 5 1 2]
+		ra := []int{3,4,5,1,2}
+		gtest.Assert(ra, array)
+
+		//第3个元素设为nil
+		r.Set(nil)
+		array2 := r.SliceNext() 	//[4 5 1 2]
+		//返回当前位置往后不为空的元素数组，长度为4
+		gtest.Assert(array2, g.Slice{4,5,1,2})
+
+		array3 := r.SlicePrev() 	//[2 1 5 4]
+		gtest.Assert(array3, g.Slice{2,1,5,4})
+
+		s := gring.New(ringLen)
+		for i := 0; i< ringLen; i++  {
+			s.Put(i+1)
+		}
+		array4 := s.SlicePrev()	// []
+		gtest.Assert(array4, g.Slice{1,5,4,3,2})
+
+	})
+}
+
+func TestRing_RLockIterator(t *testing.T) {
+	gtest.Case(t, func() {
+		ringLen := 5
+		r := gring.New(ringLen)
+
+		//ring不存在有值元素
+		r.RLockIteratorNext(func(v interface{}) bool {
+			gtest.Assert(v, nil)
+			return false
+		})
+		r.RLockIteratorNext(func(v interface{}) bool {
+			gtest.Assert(v, nil)
+			return true
+		})
+
+		r.RLockIteratorPrev(func(v interface{}) bool {
+			gtest.Assert(v, nil)
+			return true
+		})
+
+		for i := 0; i< ringLen; i++  {
+			r.Put(i+1)
+		}
+
+		//回调函数返回true,RLockIteratorNext遍历5次,期望值分别是1、2、3、4、5
+		i := 0
+		r.RLockIteratorNext(func(v interface{}) bool {
+			gtest.Assert(v, i+1)
+			i++;
+			return true
+		})
+
+		//RLockIteratorPrev遍历1次返回 false,退出遍历
+		r.RLockIteratorPrev(func(v interface{}) bool {
+			gtest.Assert(v, 1)
+			return false
+		})
+
+	})
+}
+
+func TestRing_LockIterator(t *testing.T) {
+	gtest.Case(t, func() {
+		ringLen := 5
+		r := gring.New(ringLen)
+
+		//不存在有值元素
+		r.LockIteratorNext(func(item *ring.Ring) bool {
+			gtest.Assert(item.Value, nil)
+			return false
+		})
+		r.LockIteratorNext(func(item *ring.Ring) bool {
+			gtest.Assert(item.Value, nil)
+			return false
+		})
+		r.LockIteratorNext(func(item *ring.Ring) bool {
+			gtest.Assert(item.Value, nil)
+			return true
+		})
+
+		r.LockIteratorPrev(func(item *ring.Ring) bool {
+			gtest.Assert(item.Value, nil)
+			return false
+		})
+		r.LockIteratorPrev(func(item *ring.Ring) bool {
+			gtest.Assert(item.Value, nil)
+			return true
+		})
+
+		//ring初始化元素值
+		for i := 0; i< ringLen; i++  {
+			r.Put(i+1)
+		}
+
+		//往后遍历组成数据 [1,2,3,4,5]
+		array1 := g.Slice{1,2,3,4,5}
+		ii := 0
+		r.LockIteratorNext(func(item *ring.Ring) bool {
+			//校验每一次遍历取值是否是期望值
+			gtest.Assert(item.Value, array1[ii])
+			ii++;
+			return true
+		})
+
+		//往后取3个元素组成数组
+		//获得 [1,5,4]
+		i := 0
+		a := g.Slice{1,5,4}
+		r.LockIteratorPrev(func(item *ring.Ring) bool {
+			if i > 2 {
+				return false
+			}
+			gtest.Assert(item.Value, a[i])
+			i++;
+			return true
+		})
+
+
+	})
+}

g/container/gset/gset.go

@@ -4,9 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://github.com/gogf/gf.
 
-// Package gset provides kinds of concurrent-safe(alternative) sets.
-//
-// 并发安全集合.
+// Package gset provides kinds of concurrent-safe/unsafe sets.
 package gset
 
 import (
@@ -20,18 +18,14 @@ type Set struct {
     m  map[interface{}]struct{}
 }
 
-// Create a set, which contains un-repeated items.
-// The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 创建一个空的集合对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// New create and returns a new set, which contains un-repeated items.
+// The param <unsafe> used to specify whether using set in un-concurrent-safety,
+// which is false in default.
 func New(unsafe...bool) *Set {
     return NewSet(unsafe...)
 }
 
 // See New.
-//
-// 同New.
 func NewSet(unsafe...bool) *Set {
     return &Set{
         m  : make(map[interface{}]struct{}),
@@ -39,10 +33,21 @@ func NewSet(unsafe...bool) *Set {
     }
 }
 
-// Iterate the set by given callback <f>,
+// NewFrom returns a new set from <items>.
+// Parameter <items> can be either a variable of any type, or a slice.
+func NewFrom(items interface{}, unsafe...bool) *Set {
+	m := make(map[interface{}]struct{})
+	for _, v := range gconv.Interfaces(items) {
+		m[v] = struct{}{}
+	}
+	return &Set{
+		m  : m,
+		mu : rwmutex.New(unsafe...),
+	}
+}
+
+// Iterator iterates the set with given callback function <f>,
 // if <f> returns true then continue iterating; or false to stop.
-//
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历。
 func (set *Set) Iterator(f func (v interface{}) bool) *Set {
     set.mu.RLock()
     defer set.mu.RUnlock()
@@ -54,9 +59,7 @@ func (set *Set) Iterator(f func (v interface{}) bool) *Set {
     return set
 }
 
-// Add one or multiple items to the set.
-//
-// 添加元素项到集合中(支持多个).
+// Add adds one or multiple items to the set.
 func (set *Set) Add(item...interface{}) *Set {
     set.mu.Lock()
     for _, v := range item {
@@ -66,9 +69,7 @@ func (set *Set) Add(item...interface{}) *Set {
     return set
 }
 
-// Check whether the set contains <item>.
-//
-// 键是否存在.
+// Contains checks whether the set contains <item>.
 func (set *Set) Contains(item interface{}) bool {
     set.mu.RLock()
     _, exists := set.m[item]
@@ -76,9 +77,7 @@ func (set *Set) Contains(item interface{}) bool {
     return exists
 }
 
-// Remove <item> from set.
-//
-// 删除元素项。
+// Remove deletes <item> from set.
 func (set *Set) Remove(item interface{}) *Set {
     set.mu.Lock()
     delete(set.m, item)
@@ -86,9 +85,7 @@ func (set *Set) Remove(item interface{}) *Set {
     return set
 }
 
-// Get size of the set.
-//
-// 获得集合大小。
+// Size returns the size of the set.
 func (set *Set) Size() int {
     set.mu.RLock()
     l := len(set.m)
@@ -96,9 +93,7 @@ func (set *Set) Size() int {
     return l
 }
 
-// Clear the set.
-//
-// 清空集合。
+// Clear deletes all items of the set.
 func (set *Set) Clear() *Set {
     set.mu.Lock()
     set.m = make(map[interface{}]struct{})
@@ -106,9 +101,7 @@ func (set *Set) Clear() *Set {
     return set
 }
 
-// Get the copy of items from set as slice.
-//
-// 获得集合元素项列表.
+// Slice returns the a of items of the set as slice.
 func (set *Set) Slice() []interface{} {
     set.mu.RLock()
     i   := 0
@@ -121,23 +114,17 @@ func (set *Set) Slice() []interface{} {
     return ret
 }
 
-// Join set items with a string.
-//
-// 使用glue字符串串连当前集合的元素项，构造成新的字符串返回。
+// Join joins items with a string <glue>.
 func (set *Set) Join(glue string) string {
     return strings.Join(gconv.Strings(set.Slice()), ",")
 }
 
-// Return set items as a string, which are joined by char ','.
-//
-// 使用glue字符串串连当前集合的元素项，构造成新的字符串返回。
+// String returns items as a string, which are joined by char ','.
 func (set *Set) String() string {
     return set.Join(",")
 }
 
-// Lock writing by callback function f.
-//
-// 使用自定义方法执行加锁修改操作。
+// LockFunc locks writing with callback function <f>.
 func (set *Set) LockFunc(f func(m map[interface{}]struct{})) *Set {
     set.mu.Lock()
     defer set.mu.Unlock()
@@ -145,9 +132,7 @@ func (set *Set) LockFunc(f func(m map[interface{}]struct{})) *Set {
     return set
 }
 
-// Lock reading by callback function f.
-//
-// 使用自定义方法执行加锁读取操作。
+// RLockFunc locks reading with callback function <f>.
 func (set *Set) RLockFunc(f func(m map[interface{}]struct{})) *Set {
     set.mu.RLock()
     defer set.mu.RUnlock()
@@ -155,9 +140,7 @@ func (set *Set) RLockFunc(f func(m map[interface{}]struct{})) *Set {
     return set
 }
 
-// Check whether the two sets equal.
-//
-// 判断两个集合是否相等.
+// Equal checks whether the two sets equal.
 func (set *Set) Equal(other *Set) bool {
     if set == other {
         return true
@@ -177,9 +160,7 @@ func (set *Set) Equal(other *Set) bool {
     return true
 }
 
-// Check whether the current set is sub-set of <other>.
-//
-// 判断当前集合是否为other集合的子集.
+// IsSubsetOf checks whether the current set is a sub-set of <other>.
 func (set *Set) IsSubsetOf(other *Set) bool {
     if set == other {
         return true
@@ -196,10 +177,8 @@ func (set *Set) IsSubsetOf(other *Set) bool {
     return true
 }
 
-// Returns a new set which is the union of <set> and <other>.
-// Which means, all the items in <newSet> is in <set> or in <other>.
-//
-// 并集, 返回新的集合：属于set或属于others的元素为元素的集合.
+// Union returns a new set which is the union of <set> and <others>.
+// Which means, all the items in <newSet> are in <set> or in <others>.
 func (set *Set) Union(others ... *Set) (newSet *Set) {
     newSet = NewSet(true)
     set.mu.RLock()
@@ -224,10 +203,8 @@ func (set *Set) Union(others ... *Set) (newSet *Set) {
     return
 }
 
-// Returns a new set which is the difference set from <set> to <other>.
-// Which means, all the items in <newSet> is in <set> and not in <other>.
-//
-// 差集, 返回新的集合: 属于set且不属于others的元素为元素的集合.
+// Diff returns a new set which is the difference set from <set> to <others>.
+// Which means, all the items in <newSet> are in <set> but not in <others>.
 func (set *Set) Diff(others...*Set) (newSet *Set) {
     newSet = NewSet(true)
     set.mu.RLock()
@@ -247,10 +224,8 @@ func (set *Set) Diff(others...*Set) (newSet *Set) {
     return
 }
 
-// Returns a new set which is the intersection from <set> to <other>.
-// Which means, all the items in <newSet> is in <set> and also in <other>.
-//
-// 交集, 返回新的集合: 属于set且属于others的元素为元素的集合.
+// Intersect returns a new set which is the intersection from <set> to <others>.
+// Which means, all the items in <newSet> are in <set> and also in <others>.
 func (set *Set) Intersect(others...*Set) (newSet *Set) {
     newSet = NewSet(true)
     set.mu.RLock()
@@ -271,11 +246,11 @@ func (set *Set) Intersect(others...*Set) (newSet *Set) {
     return
 }
 
-// Returns a new set which is the complement from <set> to <full>.
-// Which means, all the items in <newSet> is in <full> and not in <set>.
+// Complement returns a new set which is the complement from <set> to <full>.
+// Which means, all the items in <newSet> are in <full> and not in <set>.
 //
-// 补集, 返回新的集合: (前提: set应当为full的子集)属于全集full不属于集合set的元素组成的集合.
-// 如果给定的full集合不是set的全集时，返回full与set的差集.
+// It returns the difference between <full> and <set>
+// if the given set <full> is not the full set of <set>.
 func (set *Set) Complement(full *Set) (newSet *Set) {
     newSet = NewSet(true)
     set.mu.RLock()
@@ -290,4 +265,63 @@ func (set *Set) Complement(full *Set) (newSet *Set) {
         }
     }
     return
+}
+
+// Merge adds items from <others> sets into <set>.
+func (set *Set) Merge(others ... *Set) *Set {
+	set.mu.Lock()
+	defer set.mu.Unlock()
+	for _, other := range others {
+		if set != other {
+			other.mu.RLock()
+		}
+		for k, v := range other.m {
+			set.m[k] = v
+		}
+		if set != other {
+			other.mu.RUnlock()
+		}
+	}
+	return set
+}
+
+// Sum sums items.
+// Note: The items should be converted to int type,
+// or you'd get a result that you unexpected.
+func (set *Set) Sum() (sum int) {
+	set.mu.RLock()
+	defer set.mu.RUnlock()
+	for k, _ := range set.m {
+		sum += gconv.Int(k)
+	}
+	return
+}
+
+// Pops randomly pops an item from set.
+func (set *Set) Pop(size int) interface{} {
+	set.mu.RLock()
+	defer set.mu.RUnlock()
+	for k, _ := range set.m {
+		return k
+	}
+	return nil
+}
+
+// Pops randomly pops <size> items from set.
+func (set *Set) Pops(size int) []interface{} {
+	set.mu.RLock()
+	defer set.mu.RUnlock()
+	if size > len(set.m) {
+		size = len(set.m)
+	}
+	index := 0
+	array := make([]interface{}, size)
+	for k, _ := range set.m {
+		array[index] = k
+		index++
+		if index == size {
+			break
+		}
+	}
+	return array
 }

g/container/gset/gset_int_set.go

@@ -18,11 +18,9 @@ type IntSet struct {
 	m  map[int]struct{}
 }
 
-// Create a set, which contains un-repeated items.
-// The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 创建一个空的集合对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// New create and returns a new set, which contains un-repeated items.
+// The param <unsafe> used to specify whether using set in un-concurrent-safety,
+// which is false in default.
 func NewIntSet(unsafe...bool) *IntSet {
 	return &IntSet{
 		m  : make(map[int]struct{}),
@@ -30,10 +28,20 @@ func NewIntSet(unsafe...bool) *IntSet {
 	}
 }
 
-// Iterate the set by given callback <f>,
+// NewIntSetFrom returns a new set from <items>.
+func NewIntSetFrom(items []int, unsafe...bool) *IntSet {
+	m := make(map[int]struct{})
+	for _, v := range items {
+		m[v] = struct{}{}
+	}
+	return &IntSet{
+		m  : m,
+		mu : rwmutex.New(unsafe...),
+	}
+}
+
+// Iterator iterates the set with given callback function <f>,
 // if <f> returns true then continue iterating; or false to stop.
-//
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历。
 func (set *IntSet) Iterator(f func (v int) bool) *IntSet {
     set.mu.RLock()
     defer set.mu.RUnlock()
@@ -45,9 +53,7 @@ func (set *IntSet) Iterator(f func (v int) bool) *IntSet {
     return set
 }
 
-// Add one or multiple items to the set.
-//
-// 添加元素项到集合中(支持多个).
+// Add adds one or multiple items to the set.
 func (set *IntSet) Add(item...int) *IntSet {
 	set.mu.Lock()
     for _, v := range item {
@@ -57,9 +63,7 @@ func (set *IntSet) Add(item...int) *IntSet {
 	return set
 }
 
-// Check whether the set contains <item>.
-//
-// 键是否存在.
+// Contains checks whether the set contains <item>.
 func (set *IntSet) Contains(item int) bool {
 	set.mu.RLock()
 	_, exists := set.m[item]
@@ -67,9 +71,7 @@ func (set *IntSet) Contains(item int) bool {
 	return exists
 }
 
-// Remove <item> from set.
-//
-// 删除元素项。
+// Remove deletes <item> from set.
 func (set *IntSet) Remove(item int) *IntSet {
 	set.mu.Lock()
 	delete(set.m, item)
@@ -77,9 +79,7 @@ func (set *IntSet) Remove(item int) *IntSet {
 	return set
 }
 
-// Get size of the set.
-//
-// 获得集合大小。
+// Size returns the size of the set.
 func (set *IntSet) Size() int {
 	set.mu.RLock()
 	l := len(set.m)
@@ -87,9 +87,7 @@ func (set *IntSet) Size() int {
 	return l
 }
 
-// Clear the set.
-//
-// 清空集合。
+// Clear deletes all items of the set.
 func (set *IntSet) Clear() *IntSet {
 	set.mu.Lock()
 	set.m = make(map[int]struct{})
@@ -97,9 +95,7 @@ func (set *IntSet) Clear() *IntSet {
     return set
 }
 
-// Get the copy of items from set as slice.
-//
-// 获得集合元素项列表.
+// Slice returns the a of items of the set as slice.
 func (set *IntSet) Slice() []int {
 	set.mu.RLock()
 	ret := make([]int, len(set.m))
@@ -112,23 +108,17 @@ func (set *IntSet) Slice() []int {
 	return ret
 }
 
-// Join set items with a string.
-//
-// 使用glue字符串串连当前集合的元素项，构造成新的字符串返回。
+// Join joins items with a string <glue>.
 func (set *IntSet) Join(glue string) string {
     return strings.Join(gconv.Strings(set.Slice()), ",")
 }
 
-// Return set items as a string, which are joined by char ','.
-//
-// 使用glue字符串串连当前集合的元素项，构造成新的字符串返回。
+// String returns items as a string, which are joined by char ','.
 func (set *IntSet) String() string {
     return set.Join(",")
 }
 
-// Lock writing by callback function f.
-//
-// 使用自定义方法执行加锁修改操作。
+// LockFunc locks writing with callback function <f>.
 func (set *IntSet) LockFunc(f func(m map[int]struct{})) *IntSet {
 	set.mu.Lock()
 	defer set.mu.Unlock()
@@ -136,9 +126,7 @@ func (set *IntSet) LockFunc(f func(m map[int]struct{})) *IntSet {
     return set
 }
 
-// Lock reading by callback function f.
-//
-// 使用自定义方法执行加锁读取操作。
+// RLockFunc locks reading with callback function <f>.
 func (set *IntSet) RLockFunc(f func(m map[int]struct{})) *IntSet {
     set.mu.RLock()
     defer set.mu.RUnlock()
@@ -146,9 +134,7 @@ func (set *IntSet) RLockFunc(f func(m map[int]struct{})) *IntSet {
     return set
 }
 
-// Check whether the two sets equal.
-//
-// 判断两个集合是否相等.
+// Equal checks whether the two sets equal.
 func (set *IntSet) Equal(other *IntSet) bool {
     if set == other {
         return true
@@ -168,9 +154,7 @@ func (set *IntSet) Equal(other *IntSet) bool {
 	return true
 }
 
-// Check whether the current set is sub-set of <other>.
-//
-// 判断当前集合是否为other集合的子集.
+// IsSubsetOf checks whether the current set is a sub-set of <other>.
 func (set *IntSet) IsSubsetOf(other *IntSet) bool {
     if set == other {
         return true
@@ -187,10 +171,8 @@ func (set *IntSet) IsSubsetOf(other *IntSet) bool {
     return true
 }
 
-// Returns a new set which is the union of <set> and <other>.
-// Which means, all the items in <newSet> is in <set> or in <other>.
-//
-// 并集, 返回新的集合：属于set或属于others的元素为元素的集合.
+// Union returns a new set which is the union of <set> and <other>.
+// Which means, all the items in <newSet> are in <set> or in <other>.
 func (set *IntSet) Union(others ... *IntSet) (newSet *IntSet) {
     newSet = NewIntSet(true)
     set.mu.RLock()
@@ -215,10 +197,8 @@ func (set *IntSet) Union(others ... *IntSet) (newSet *IntSet) {
     return
 }
 
-// Returns a new set which is the difference set from <set> to <other>.
-// Which means, all the items in <newSet> is in <set> and not in <other>.
-//
-// 差集, 返回新的集合: 属于set且不属于others的元素为元素的集合.
+// Diff returns a new set which is the difference set from <set> to <other>.
+// Which means, all the items in <newSet> are in <set> but not in <other>.
 func (set *IntSet) Diff(others...*IntSet) (newSet *IntSet) {
     newSet = NewIntSet(true)
     set.mu.RLock()
@@ -238,10 +218,8 @@ func (set *IntSet) Diff(others...*IntSet) (newSet *IntSet) {
     return
 }
 
-// Returns a new set which is the intersection from <set> to <other>.
-// Which means, all the items in <newSet> is in <set> and also in <other>.
-//
-// 交集, 返回新的集合: 属于set且属于others的元素为元素的集合.
+// Intersect returns a new set which is the intersection from <set> to <other>.
+// Which means, all the items in <newSet> are in <set> and also in <other>.
 func (set *IntSet) Intersect(others...*IntSet) (newSet *IntSet) {
     newSet = NewIntSet(true)
     set.mu.RLock()
@@ -262,11 +240,11 @@ func (set *IntSet) Intersect(others...*IntSet) (newSet *IntSet) {
     return
 }
 
-// Returns a new set which is the complement from <set> to <full>.
-// Which means, all the items in <newSet> is in <full> and not in <set>.
+// Complement returns a new set which is the complement from <set> to <full>.
+// Which means, all the items in <newSet> are in <full> and not in <set>.
 //
-// 补集, 返回新的集合: (前提: set应当为full的子集)属于全集full不属于集合set的元素组成的集合.
-// 如果给定的full集合不是set的全集时，返回full与set的差集.
+// It returns the difference between <full> and <set>
+// if the given set <full> is not the full set of <set>.
 func (set *IntSet) Complement(full *IntSet) (newSet *IntSet) {
     newSet = NewIntSet(true)
     set.mu.RLock()
@@ -282,3 +260,62 @@ func (set *IntSet) Complement(full *IntSet) (newSet *IntSet) {
     }
     return
 }
+
+// Merge adds items from <others> sets into <set>.
+func (set *IntSet) Merge(others ... *IntSet) *IntSet {
+	set.mu.Lock()
+	defer set.mu.Unlock()
+	for _, other := range others {
+		if set != other {
+			other.mu.RLock()
+		}
+		for k, v := range other.m {
+			set.m[k] = v
+		}
+		if set != other {
+			other.mu.RUnlock()
+		}
+	}
+	return set
+}
+
+// Sum sums items.
+// Note: The items should be converted to int type,
+// or you'd get a result that you unexpected.
+func (set *IntSet) Sum() (sum int) {
+	set.mu.RLock()
+	defer set.mu.RUnlock()
+	for k, _ := range set.m {
+		sum += k
+	}
+	return
+}
+
+// Pops randomly pops an item from set.
+func (set *IntSet) Pop(size int) int {
+	set.mu.RLock()
+	defer set.mu.RUnlock()
+	for k, _ := range set.m {
+		return k
+	}
+	return 0
+}
+
+// Pops randomly pops <size> items from set.
+func (set *IntSet) Pops(size int) []int {
+	set.mu.RLock()
+	defer set.mu.RUnlock()
+	if size > len(set.m) {
+		size = len(set.m)
+	}
+	index := 0
+	array := make([]int, size)
+	for k, _ := range set.m {
+		array[index] = k
+		index++
+		if index == size {
+			break
+		}
+	}
+	return array
+}

g/container/gset/gset_string_set.go

@@ -9,7 +9,8 @@ package gset
 
 import (
     "github.com/gogf/gf/g/internal/rwmutex"
-    "strings"
+	"github.com/gogf/gf/g/util/gconv"
+	"strings"
 )
 
 type StringSet struct {
@@ -17,11 +18,9 @@ type StringSet struct {
 	m  map[string]struct{}
 }
 
-// Create a set, which contains un-repeated items.
-// The param <unsafe> used to specify whether using array with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 创建一个空的集合对象，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
+// New create and returns a new set, which contains un-repeated items.
+// The param <unsafe> used to specify whether using set in un-concurrent-safety,
+// which is false in default.
 func NewStringSet(unsafe...bool) *StringSet {
 	return &StringSet {
 		m  : make(map[string]struct{}),
@@ -29,10 +28,20 @@ func NewStringSet(unsafe...bool) *StringSet {
 	}
 }
 
-// Iterate the set by given callback <f>,
+// NewStringSetFrom returns a new set from <items>.
+func NewStringSetFrom(items []string, unsafe...bool) *StringSet {
+	m := make(map[string]struct{})
+	for _, v := range items {
+		m[v] = struct{}{}
+	}
+	return &StringSet{
+		m  : m,
+		mu : rwmutex.New(unsafe...),
+	}
+}
+
+// Iterator iterates the set with given callback function <f>,
 // if <f> returns true then continue iterating; or false to stop.
-//
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历。
 func (set *StringSet) Iterator(f func (v string) bool) *StringSet {
     set.mu.RLock()
     defer set.mu.RUnlock()
@@ -44,9 +53,7 @@ func (set *StringSet) Iterator(f func (v string) bool) *StringSet {
 	return set
 }
 
-// Add one or multiple items to the set.
-//
-// 添加元素项到集合中(支持多个).
+// Add adds one or multiple items to the set.
 func (set *StringSet) Add(item...string) *StringSet {
 	set.mu.Lock()
 	for _, v := range item {
@@ -56,9 +63,7 @@ func (set *StringSet) Add(item...string) *StringSet {
 	return set
 }
 
-// Check whether the set contains <item>.
-//
-// 键是否存在.
+// Contains checks whether the set contains <item>.
 func (set *StringSet) Contains(item string) bool {
 	set.mu.RLock()
 	_, exists := set.m[item]
@@ -66,9 +71,7 @@ func (set *StringSet) Contains(item string) bool {
 	return exists
 }
 
-// Remove <item> from set.
-//
-// 删除元素项。
+// Remove deletes <item> from set.
 func (set *StringSet) Remove(item string) *StringSet {
 	set.mu.Lock()
 	delete(set.m, item)
@@ -76,9 +79,7 @@ func (set *StringSet) Remove(item string) *StringSet {
     return set
 }
 
-// Get size of the set.
-//
-// 获得集合大小。
+// Size returns the size of the set.
 func (set *StringSet) Size() int {
 	set.mu.RLock()
 	l := len(set.m)
@@ -86,9 +87,7 @@ func (set *StringSet) Size() int {
 	return l
 }
 
-// Clear the set.
-//
-// 清空集合。
+// Clear deletes all items of the set.
 func (set *StringSet) Clear() *StringSet {
 	set.mu.Lock()
 	set.m = make(map[string]struct{})
@@ -96,9 +95,7 @@ func (set *StringSet) Clear() *StringSet {
     return set
 }
 
-// Get the copy of items from set as slice.
-//
-// 获得集合元素项列表.
+// Slice returns the a of items of the set as slice.
 func (set *StringSet) Slice() []string {
 	set.mu.RLock()
 	ret := make([]string, len(set.m))
@@ -112,23 +109,17 @@ func (set *StringSet) Slice() []string {
 	return ret
 }
 
-// Join set items with a string.
-//
-// 使用glue字符串串连当前集合的元素项，构造成新的字符串返回。
+// Join joins items with a string <glue>.
 func (set *StringSet) Join(glue string) string {
     return strings.Join(set.Slice(), ",")
 }
 
-// Return set items as a string, which are joined by char ','.
-//
-// 使用glue字符串串连当前集合的元素项，构造成新的字符串返回。
+// String returns items as a string, which are joined by char ','.
 func (set *StringSet) String() string {
     return set.Join(",")
 }
 
-// Lock writing by callback function f.
-//
-// 使用自定义方法执行加锁修改操作。
+// LockFunc locks writing with callback function <f>.
 func (set *StringSet) LockFunc(f func(m map[string]struct{})) *StringSet {
 	set.mu.Lock()
 	defer set.mu.Unlock()
@@ -136,9 +127,7 @@ func (set *StringSet) LockFunc(f func(m map[string]struct{})) *StringSet {
     return set
 }
 
-// Lock reading by callback function f.
-//
-// 使用自定义方法执行加锁读取操作。
+// RLockFunc locks reading with callback function <f>.
 func (set *StringSet) RLockFunc(f func(m map[string]struct{})) *StringSet {
 	set.mu.RLock()
 	defer set.mu.RUnlock()
@@ -146,9 +135,7 @@ func (set *StringSet) RLockFunc(f func(m map[string]struct{})) *StringSet {
     return set
 }
 
-// Check whether the two sets equal.
-//
-// 判断两个集合是否相等.
+// Equal checks whether the two sets equal.
 func (set *StringSet) Equal(other *StringSet) bool {
 	if set == other {
 		return true
@@ -168,9 +155,7 @@ func (set *StringSet) Equal(other *StringSet) bool {
 	return true
 }
 
-// Check whether the current set is sub-set of <other>.
-//
-// 判断当前集合是否为other集合的子集.
+// IsSubsetOf checks whether the current set is a sub-set of <other>.
 func (set *StringSet) IsSubsetOf(other *StringSet) bool {
 	if set == other {
 		return true
@@ -187,10 +172,8 @@ func (set *StringSet) IsSubsetOf(other *StringSet) bool {
 	return true
 }
 
-// Returns a new set which is the union of <set> and <other>.
-// Which means, all the items in <newSet> is in <set> or in <other>.
-//
-// 并集, 返回新的集合：属于set或属于others的元素为元素的集合.
+// Union returns a new set which is the union of <set> and <other>.
+// Which means, all the items in <newSet> are in <set> or in <other>.
 func (set *StringSet) Union(others ... *StringSet) (newSet *StringSet) {
     newSet = NewStringSet(true)
     set.mu.RLock()
@@ -215,10 +198,8 @@ func (set *StringSet) Union(others ... *StringSet) (newSet *StringSet) {
     return
 }
 
-// Returns a new set which is the difference set from <set> to <other>.
-// Which means, all the items in <newSet> is in <set> and not in <other>.
-//
-// 差集, 返回新的集合: 属于set且不属于others的元素为元素的集合.
+// Diff returns a new set which is the difference set from <set> to <other>.
+// Which means, all the items in <newSet> are in <set> but not in <other>.
 func (set *StringSet) Diff(others...*StringSet) (newSet *StringSet) {
     newSet = NewStringSet(true)
     set.mu.RLock()
@@ -238,10 +219,8 @@ func (set *StringSet) Diff(others...*StringSet) (newSet *StringSet) {
     return
 }
 
-// Returns a new set which is the intersection from <set> to <other>.
-// Which means, all the items in <newSet> is in <set> and also in <other>.
-//
-// 交集, 返回新的集合: 属于set且属于others的元素为元素的集合.
+// Intersect returns a new set which is the intersection from <set> to <other>.
+// Which means, all the items in <newSet> are in <set> and also in <other>.
 func (set *StringSet) Intersect(others...*StringSet) (newSet *StringSet) {
     newSet = NewStringSet(true)
     set.mu.RLock()
@@ -262,11 +241,11 @@ func (set *StringSet) Intersect(others...*StringSet) (newSet *StringSet) {
     return
 }
 
-// Returns a new set which is the complement from <set> to <full>.
-// Which means, all the items in <newSet> is in <full> and not in <set>.
+// Complement returns a new set which is the complement from <set> to <full>.
+// Which means, all the items in <newSet> are in <full> and not in <set>.
 //
-// 补集, 返回新的集合: (前提: set应当为full的子集)属于全集full不属于集合set的元素组成的集合.
-// 如果给定的full集合不是set的全集时，返回full与set的差集.
+// It returns the difference between <full> and <set>
+// if the given set <full> is not the full set of <set>.
 func (set *StringSet) Complement(full *StringSet) (newSet *StringSet) {
     newSet = NewStringSet(true)
     set.mu.RLock()
@@ -282,3 +261,62 @@ func (set *StringSet) Complement(full *StringSet) (newSet *StringSet) {
     }
     return
 }
+
+// Merge adds items from <others> sets into <set>.
+func (set *StringSet) Merge(others ... *StringSet) *StringSet {
+	set.mu.Lock()
+	defer set.mu.Unlock()
+	for _, other := range others {
+		if set != other {
+			other.mu.RLock()
+		}
+		for k, v := range other.m {
+			set.m[k] = v
+		}
+		if set != other {
+			other.mu.RUnlock()
+		}
+	}
+	return set
+}
+
+// Sum sums items.
+// Note: The items should be converted to int type,
+// or you'd get a result that you unexpected.
+func (set *StringSet) Sum() (sum int) {
+	set.mu.RLock()
+	defer set.mu.RUnlock()
+	for k, _ := range set.m {
+		sum += gconv.Int(k)
+	}
+	return
+}
+
+// Pops randomly pops an item from set.
+func (set *StringSet) Pop(size int) string {
+	set.mu.RLock()
+	defer set.mu.RUnlock()
+	for k, _ := range set.m {
+		return k
+	}
+	return ""
+}
+
+// Pops randomly pops <size> items from set.
+func (set *StringSet) Pops(size int) []string {
+	set.mu.RLock()
+	defer set.mu.RUnlock()
+	if size > len(set.m) {
+		size = len(set.m)
+	}
+	index := 0
+	array := make([]string, size)
+	for k, _ := range set.m {
+		array[index] = k
+		index++
+		if index == size {
+			break
+		}
+	}
+	return array
+}

g/container/gtype/bool.go

@@ -11,35 +11,39 @@ import (
 )
 
 type Bool struct {
-    val int32
+    value int32
 }
 
+// NewBool returns a concurrent-safe object for bool type,
+// with given initial value <value>.
 func NewBool(value...bool) *Bool {
     t := &Bool{}
     if len(value) > 0 {
         if value[0] {
-            t.val = 1
+            t.value = 1
         } else {
-            t.val = 0
+            t.value = 0
         }
     }
     return t
 }
 
+// Clone clones and returns a new concurrent-safe object for bool type.
 func (t *Bool) Clone() *Bool {
     return NewBool(t.Val())
 }
 
-// 并发安全设置变量值，返回之前的旧值
+// Set atomically stores value into t.valueue and returns the previous t.value value.
 func (t *Bool) Set(value bool) (old bool) {
     if value {
-        old = atomic.SwapInt32(&t.val, 1) == 1
+        old = atomic.SwapInt32(&t.value, 1) == 1
     } else {
-        old = atomic.SwapInt32(&t.val, 0) == 1
+        old = atomic.SwapInt32(&t.value, 0) == 1
     }
     return
 }
 
+// Val atomically loads t.valueue.
 func (t *Bool) Val() bool {
-    return atomic.LoadInt32(&t.val) > 0
+    return atomic.LoadInt32(&t.value) > 0
 }

g/container/gtype/byte.go

@@ -11,29 +11,36 @@ import (
 )
 
 type Byte struct {
-    val int32
+	value int32
 }
 
+// NewByte returns a concurrent-safe object for byte type,
+// with given initial value <value>.
 func NewByte(value...byte) *Byte {
     if len(value) > 0 {
-        return &Byte{val : int32(value[0])}
+        return &Byte{
+	        value : int32(value[0]),
+		}
     }
     return &Byte{}
 }
 
+// Clone clones and returns a new concurrent-safe object for byte type.
 func (t *Byte) Clone() *Byte {
     return NewByte(t.Val())
 }
 
-// 并发安全设置变量值，返回之前的旧值
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *Byte) Set(value byte) (old byte) {
-    return byte(atomic.SwapInt32(&t.val, int32(value)))
+    return byte(atomic.SwapInt32(&t.value, int32(value)))
 }
 
+// Val atomically loads t.value.
 func (t *Byte) Val() byte {
-    return byte(atomic.LoadInt32(&t.val))
+    return byte(atomic.LoadInt32(&t.value))
 }
 
-func (t *Byte) Add(delta int) byte {
-    return byte(atomic.AddInt32(&t.val, int32(delta)))
+// Add atomically adds delta to t.value and returns the new value.
+func (t *Byte) Add(delta int) (new byte) {
+    return byte(atomic.AddInt32(&t.value, int32(delta)))
 }

g/container/gtype/bytes.go

@@ -9,29 +9,35 @@ package gtype
 import "sync/atomic"
 
 type Bytes struct {
-    val atomic.Value
+	value atomic.Value
 }
 
+// NewBytes returns a concurrent-safe object for []byte type,
+// with given initial value <value>.
 func NewBytes(value...[]byte) *Bytes {
     t := &Bytes{}
     if len(value) > 0 {
-        t.val.Store(value[0])
+        t.value.Store(value[0])
     }
     return t
 }
 
+// Clone clones and returns a new concurrent-safe object for []byte type.
 func (t *Bytes) Clone() *Bytes {
     return NewBytes(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
+// Note: The parameter <value> cannot be nil.
 func (t *Bytes) Set(value []byte) (old []byte) {
     old = t.Val()
-    t.val.Store(value)
+    t.value.Store(value)
     return
 }
 
+// Val atomically loads t.value.
 func (t *Bytes) Val() []byte {
-    if s := t.val.Load(); s != nil {
+    if s := t.value.Load(); s != nil {
         return s.([]byte)
     }
     return nil

g/container/gtype/float32.go

@@ -7,47 +7,53 @@
 package gtype
 
 import (
-    "sync/atomic"
-    "github.com/gogf/gf/g/encoding/gbinary"
+	"math"
+	"sync/atomic"
+	"unsafe"
 )
 
 type Float32 struct {
-    val uint32
+	value uint32
 }
 
+// NewFloat32 returns a concurrent-safe object for float32 type,
+// with given initial value <value>.
 func NewFloat32(value...float32) *Float32 {
     if len(value) > 0 {
-        return &Float32{ val : float32ToUint32InBits(value[0]) }
+        return &Float32{
+	        value : math.Float32bits(value[0]),
+		}
     }
     return &Float32{}
 }
 
+// Clone clones and returns a new concurrent-safe object for float32 type.
 func (t *Float32) Clone() *Float32 {
     return NewFloat32(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *Float32) Set(value float32) (old float32) {
-    return uint32ToFloat32InBits(atomic.SwapUint32(&t.val, float32ToUint32InBits(value)))
+    return math.Float32frombits(atomic.SwapUint32(&t.value, math.Float32bits(value)))
 }
 
+// Val atomically loads t.value.
 func (t *Float32) Val() float32 {
-    return uint32ToFloat32InBits(atomic.LoadUint32(&t.val))
+    return math.Float32frombits(atomic.LoadUint32(&t.value))
 }
 
-func (t *Float32) Add(delta float32) float32 {
-    return uint32ToFloat32InBits(atomic.AddUint32(&t.val, float32ToUint32InBits(delta)))
-}
-
-// 通过二进制的方式将float32转换为uint32(都是32bits)
-func float32ToUint32InBits(value float32) uint32 {
-    b := gbinary.Encode(value)
-    i := gbinary.DecodeToUint32(b)
-    return i
-}
-
-// 通过二进制的方式将uint32转换为float32(都是32bits)
-func uint32ToFloat32InBits(value uint32) float32 {
-    b := gbinary.Encode(value)
-    f := gbinary.DecodeToFloat32(b)
-    return f
+// Add atomically adds delta to t.value and returns the new value.
+func (t *Float32) Add(delta float32) (new float32) {
+	for {
+		old := math.Float32frombits(t.value)
+		new  = old + delta
+		if atomic.CompareAndSwapUint32(
+			(*uint32)(unsafe.Pointer(&t.value)),
+			math.Float32bits(old),
+			math.Float32bits(new),
+		) {
+			break
+		}
+	}
+	return
 }

g/container/gtype/float64.go

@@ -7,47 +7,53 @@
 package gtype
 
 import (
-    "sync/atomic"
-    "github.com/gogf/gf/g/encoding/gbinary"
+	"math"
+	"sync/atomic"
+	"unsafe"
 )
 
 type Float64 struct {
-    val uint64
+	value uint64
 }
 
+// NewFloat64 returns a concurrent-safe object for float64 type,
+// with given initial value <value>.
 func NewFloat64(value...float64) *Float64 {
     if len(value) > 0 {
-        return &Float64{ val : float64ToUint64InBits(value[0]) }
+        return &Float64{
+	        value : math.Float64bits(value[0]),
+		}
     }
     return &Float64{}
 }
 
+// Clone clones and returns a new concurrent-safe object for float64 type.
 func (t *Float64) Clone() *Float64 {
     return NewFloat64(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *Float64) Set(value float64) (old float64) {
-    return uint64ToFloat64InBits(atomic.SwapUint64(&t.val, float64ToUint64InBits(value)))
+    return math.Float64frombits(atomic.SwapUint64(&t.value, math.Float64bits(value)))
 }
 
+// Val atomically loads t.value.
 func (t *Float64) Val() float64 {
-    return uint64ToFloat64InBits(atomic.LoadUint64(&t.val))
+    return math.Float64frombits(atomic.LoadUint64(&t.value))
 }
 
-func (t *Float64) Add(delta float64) float64 {
-    return uint64ToFloat64InBits(atomic.AddUint64(&t.val, float64ToUint64InBits(delta)))
+// Add atomically adds delta to t.value and returns the new value.
+func (t *Float64) Add(delta float64) (new float64) {
+	for {
+		old := math.Float64frombits(t.value)
+		new  = old + delta
+		if atomic.CompareAndSwapUint64(
+			(*uint64)(unsafe.Pointer(&t.value)),
+			math.Float64bits(old),
+			math.Float64bits(new),
+		) {
+			break
+		}
+	}
+	return
 }
-
-// 通过二进制的方式将float64转换为uint64(都是64bits)
-func float64ToUint64InBits(value float64) uint64 {
-    b := gbinary.Encode(value)
-    i := gbinary.DecodeToUint64(b)
-    return i
-}
-
-// 通过二进制的方式将uint64转换为float64(都是64bits)
-func uint64ToFloat64InBits(value uint64) float64 {
-    b := gbinary.Encode(value)
-    f := gbinary.DecodeToFloat64(b)
-    return f
-}

g/container/gtype/gtype.go

@@ -4,13 +4,12 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://github.com/gogf/gf.
 
-// Package gtype provides kinds of high performance, concurrent-safe basic variable types.
-//
-// 并发安全基本类型.
+// Package gtype provides kinds of high performance and concurrent-safe basic variable types.
 package gtype
 
 type Type = Interface
 
+// See NewInterface.
 func New(value ... interface{}) *Type {
     return NewInterface(value...)
 }

g/container/gtype/int.go

@@ -11,30 +11,36 @@ import (
 )
 
 type Int struct {
-    val int64
+	value int64
 }
 
+// NewInt returns a concurrent-safe object for int type,
+// with given initial value <value>.
 func NewInt(value...int) *Int {
     if len(value) > 0 {
-        return &Int{val:int64(value[0])}
+        return &Int{
+	        value : int64(value[0]),
+		}
     }
     return &Int{}
 }
 
+// Clone clones and returns a new concurrent-safe object for int type.
 func (t *Int) Clone() *Int {
     return NewInt(t.Val())
 }
 
-// 并发安全设置变量值，返回之前的旧值
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *Int) Set(value int) (old int) {
-    return int(atomic.SwapInt64(&t.val, int64(value)))
+    return int(atomic.SwapInt64(&t.value, int64(value)))
 }
 
+// Val atomically loads t.value.
 func (t *Int) Val() int {
-    return int(atomic.LoadInt64(&t.val))
+    return int(atomic.LoadInt64(&t.value))
 }
 
-// 数值增加delta，并返回**新**的数值
-func (t *Int) Add(delta int) int {
-    return int(atomic.AddInt64(&t.val, int64(delta)))
+// Add atomically adds delta to t.value and returns the new value.
+func (t *Int) Add(delta int) (new int) {
+    return int(atomic.AddInt64(&t.value, int64(delta)))
 }

g/container/gtype/int32.go

@@ -11,28 +11,36 @@ import (
 )
 
 type Int32 struct {
-    val int32
+	value int32
 }
 
+// NewInt32 returns a concurrent-safe object for int32 type,
+// with given initial value <value>.
 func NewInt32(value...int32) *Int32 {
     if len(value) > 0 {
-        return &Int32{val: value[0]}
+        return &Int32{
+	        value : value[0],
+		}
     }
     return &Int32{}
 }
 
+// Clone clones and returns a new concurrent-safe object for int32 type.
 func (t *Int32) Clone() *Int32 {
     return NewInt32(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *Int32) Set(value int32) (old int32) {
-    return atomic.SwapInt32(&t.val, value)
+    return atomic.SwapInt32(&t.value, value)
 }
 
+// Val atomically loads t.value.
 func (t *Int32) Val() int32 {
-    return atomic.LoadInt32(&t.val)
+    return atomic.LoadInt32(&t.value)
 }
 
-func (t *Int32) Add(delta int32) int32 {
-    return atomic.AddInt32(&t.val, delta)
+// Add atomically adds delta to t.value and returns the new value.
+func (t *Int32) Add(delta int32) (new int32) {
+    return atomic.AddInt32(&t.value, delta)
 }

g/container/gtype/int64.go

@@ -11,28 +11,36 @@ import (
 )
 
 type Int64 struct {
-    val int64
+	value int64
 }
 
+// NewInt64 returns a concurrent-safe object for int64 type,
+// with given initial value <value>.
 func NewInt64(value...int64) *Int64 {
     if len(value) > 0 {
-        return &Int64{val:value[0]}
+        return &Int64{
+	        value : value[0],
+		}
     }
     return &Int64{}
 }
 
+// Clone clones and returns a new concurrent-safe object for int64 type.
 func (t *Int64) Clone() *Int64 {
     return NewInt64(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *Int64) Set(value int64) (old int64) {
-    return atomic.SwapInt64(&t.val, value)
+    return atomic.SwapInt64(&t.value, value)
 }
 
+// Val atomically loads t.value.
 func (t *Int64) Val() int64 {
-    return atomic.LoadInt64(&t.val)
+    return atomic.LoadInt64(&t.value)
 }
 
+// Add atomically adds delta to t.value and returns the new value.
 func (t *Int64) Add(delta int64) int64 {
-    return atomic.AddInt64(&t.val, delta)
+    return atomic.AddInt64(&t.value, delta)
 }

g/container/gtype/interface.go

@@ -10,32 +10,34 @@ import (
     "sync/atomic"
 )
 
-// 比较通用的并发安全数据类型
 type Interface struct {
-    val atomic.Value
+	value atomic.Value
 }
 
+// NewInterface returns a concurrent-safe object for interface{} type,
+// with given initial value <value>.
 func NewInterface(value...interface{}) *Interface {
     t := &Interface{}
     if len(value) > 0 && value[0] != nil {
-        t.val.Store(value[0])
+        t.value.Store(value[0])
     }
     return t
 }
 
+// Clone clones and returns a new concurrent-safe object for interface{} type.
 func (t *Interface) Clone() *Interface {
     return NewInterface(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
+// Note: The parameter <value> cannot be nil.
 func (t *Interface) Set(value interface{}) (old interface{}) {
-    if value == nil {
-        return
-    }
     old = t.Val()
-    t.val.Store(value)
+    t.value.Store(value)
     return
 }
 
+// Val atomically loads t.value.
 func (t *Interface) Val() interface{} {
-    return t.val.Load()
+    return t.value.Load()
 }

g/container/gtype/string.go

@@ -11,29 +11,34 @@ import (
 )
 
 type String struct {
-    val atomic.Value
+	value atomic.Value
 }
 
+// NewString returns a concurrent-safe object for string type,
+// with given initial value <value>.
 func NewString(value...string) *String {
     t := &String{}
     if len(value) > 0 {
-        t.val.Store(value[0])
+        t.value.Store(value[0])
     }
     return t
 }
 
+// Clone clones and returns a new concurrent-safe object for string type.
 func (t *String) Clone() *String {
     return NewString(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *String) Set(value string) (old string) {
     old = t.Val()
-    t.val.Store(value)
+    t.value.Store(value)
     return
 }
 
+// Val atomically loads t.value.
 func (t *String) Val() string {
-    s := t.val.Load()
+    s := t.value.Load()
     if s != nil {
         return s.(string)
     }

g/container/gtype/uint.go

@@ -11,28 +11,36 @@ import (
 )
 
 type Uint struct {
-    val uint64
+	value uint64
 }
 
+// NewUint returns a concurrent-safe object for uint type,
+// with given initial value <value>.
 func NewUint(value...uint) *Uint {
     if len(value) > 0 {
-        return &Uint{val:uint64(value[0])}
+        return &Uint{
+	        value : uint64(value[0]),
+		}
     }
     return &Uint{}
 }
 
+// Clone clones and returns a new concurrent-safe object for uint type.
 func (t *Uint) Clone() *Uint {
     return NewUint(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *Uint) Set(value uint) (old uint) {
-    return uint(atomic.SwapUint64(&t.val, uint64(value)))
+    return uint(atomic.SwapUint64(&t.value, uint64(value)))
 }
 
+// Val atomically loads t.value.
 func (t *Uint) Val() uint {
-    return uint(atomic.LoadUint64(&t.val))
+    return uint(atomic.LoadUint64(&t.value))
 }
 
-func (t *Uint) Add(delta uint) int {
-    return int(atomic.AddUint64(&t.val, uint64(delta)))
+// Add atomically adds delta to t.value and returns the new value.
+func (t *Uint) Add(delta uint) (new uint) {
+    return uint(atomic.AddUint64(&t.value, uint64(delta)))
 }

g/container/gtype/uint32.go

@@ -11,28 +11,36 @@ import (
 )
 
 type Uint32 struct {
-    val uint32
+	value uint32
 }
 
+// NewUint32 returns a concurrent-safe object for uint32 type,
+// with given initial value <value>.
 func NewUint32(value...uint32) *Uint32 {
     if len(value) > 0 {
-        return &Uint32{val:value[0]}
+        return &Uint32{
+        	value : value[0],
+		}
     }
     return &Uint32{}
 }
 
+// Clone clones and returns a new concurrent-safe object for uint32 type.
 func (t *Uint32) Clone() *Uint32 {
     return NewUint32(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *Uint32) Set(value uint32) (old uint32) {
-    return atomic.SwapUint32(&t.val, value)
+    return atomic.SwapUint32(&t.value, value)
 }
 
+// Val atomically loads t.value.
 func (t *Uint32) Val() uint32 {
-    return atomic.LoadUint32(&t.val)
+    return atomic.LoadUint32(&t.value)
 }
 
-func (t *Uint32) Add(delta uint32) uint32 {
-    return atomic.AddUint32(&t.val, delta)
+// Add atomically adds delta to t.value and returns the new value.
+func (t *Uint32) Add(delta uint32) (new uint32) {
+    return atomic.AddUint32(&t.value, delta)
 }

g/container/gtype/uint64.go

@@ -11,28 +11,36 @@ import (
 )
 
 type Uint64 struct {
-    val uint64
+	value uint64
 }
 
+// NewUint64 returns a concurrent-safe object for uint64 type,
+// with given initial value <value>.
 func NewUint64(value...uint64) *Uint64 {
     if len(value) > 0 {
-        return &Uint64{val:value[0]}
+        return &Uint64{
+	        value : value[0],
+		}
     }
     return &Uint64{}
 }
 
+// Clone clones and returns a new concurrent-safe object for uint64 type.
 func (t *Uint64) Clone() *Uint64 {
     return NewUint64(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *Uint64) Set(value uint64) (old uint64) {
-    return atomic.SwapUint64(&t.val, value)
+    return atomic.SwapUint64(&t.value, value)
 }
 
+// Val atomically loads t.value.
 func (t *Uint64) Val() uint64 {
-    return atomic.LoadUint64(&t.val)
+    return atomic.LoadUint64(&t.value)
 }
 
-func (t *Uint64) Add(delta uint64) uint64 {
-    return atomic.AddUint64(&t.val, delta)
+// Add atomically adds delta to t.value and returns the new value.
+func (t *Uint64) Add(delta uint64) (new uint64) {
+    return atomic.AddUint64(&t.value, delta)
 }

g/container/gvar/gvar.go

@@ -5,8 +5,6 @@
 // You can obtain one at https://github.com/gogf/gf.
 
 // Package gvar provides an universal variable type, like generics.
-//
-// 通用动态变量.
 package gvar
 
 import (

g/crypto/crypto.go

@@ -1,7 +0,0 @@
-// Copyright 2019 gf Author(https://github.com/gogf/gf). All Rights Reserved.
-//
-// This Source Code Form is subject to the terms of the MIT License.
-// If a copy of the MIT was not distributed with this file,
-// You can obtain one at https://github.com/gogf/gf.
-
-package crypto

g/crypto/gaes/gaes.go

@@ -61,7 +61,10 @@ func Decrypt(cipherText []byte, key []byte, iv...[]byte) ([]byte, error) {
     blockModel := cipher.NewCBCDecrypter(block, ivValue)
     plainText  := make([]byte, len(cipherText))
     blockModel.CryptBlocks(plainText, cipherText)
-    plainText = PKCS5UnPadding(plainText)
+    plainText, e := PKCS5UnPadding(plainText, blockSize)
+	if e != nil {
+		return nil, e
+	}
 
     return plainText, nil
 }
@@ -72,8 +75,27 @@ func PKCS5Padding(src []byte, blockSize int) []byte {
     return append(src, padtext...)
 }
 
-func PKCS5UnPadding(src []byte) []byte {
+func PKCS5UnPadding(src []byte, blockSize int) ([]byte, error) {
     length    := len(src)
+    if blockSize <= 0 {
+        return nil, errors.New("invalid blocklen")
+    }
+
+	if length%blockSize != 0 || length == 0 {
+		return nil, errors.New("invalid data len")
+	}
+
     unpadding := int(src[length - 1])
-    return src[:(length - unpadding)]
-}
+	if unpadding > blockSize || unpadding == 0 {
+		return nil, errors.New("invalid padding")
+	}
+
+    padding := src[length - unpadding:]
+	for i := 0; i < unpadding; i++ {
+		if padding[i] != byte(unpadding) {
+			return nil, errors.New("invalid padding")
+		}
+	}
+
+    return src[:(length - unpadding)], nil
+}

g/crypto/gaes/gaes_test.go

@@ -0,0 +1,67 @@
+// Copyright 2019 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+// go test *.go -bench=".*"
+
+package gaes_test
+
+import (
+	"testing"
+
+	"github.com/gogf/gf/g/crypto/gaes"
+	"github.com/gogf/gf/g/test/gtest"
+)
+
+var (
+	content = []byte("pibigstar")
+	// iv 长度必须等于blockSize，只能为16
+	iv     = []byte("Hello My GoFrame")
+	key_16 = []byte("1234567891234567")
+	key_24 = []byte("123456789123456789123456")
+	key_32 = []byte("12345678912345678912345678912345")
+	keys   = []byte("12345678912345678912345678912346")
+)
+
+func TestEncrypt(t *testing.T) {
+	gtest.Case(t, func() {
+		_, err := gaes.Encrypt(content, key_16)
+		gtest.Assert(err, nil)
+		_, err = gaes.Encrypt(content, key_24)
+		gtest.Assert(err, nil)
+		_, err = gaes.Encrypt(content, key_32)
+		gtest.Assert(err, nil)
+		_, err = gaes.Encrypt(content, key_16, iv)
+		gtest.Assert(err, nil)
+	})
+}
+
+func TestDecrypt(t *testing.T) {
+	gtest.Case(t, func() {
+		encrypt, err := gaes.Encrypt(content, key_16)
+		decrypt, err := gaes.Decrypt(encrypt, key_16)
+		gtest.Assert(err, nil)
+		gtest.Assert(string(decrypt), string(content))
+
+		encrypt, err = gaes.Encrypt(content, key_24)
+		decrypt, err = gaes.Decrypt(encrypt, key_24)
+		gtest.Assert(err, nil)
+		gtest.Assert(string(decrypt), string(content))
+
+		encrypt, err = gaes.Encrypt(content, key_32)
+		decrypt, err = gaes.Decrypt(encrypt, key_32)
+		gtest.Assert(err, nil)
+		gtest.Assert(string(decrypt), string(content))
+
+		encrypt, err = gaes.Encrypt(content, key_32, iv)
+		decrypt, err = gaes.Decrypt(encrypt, key_32, iv)
+		gtest.Assert(err, nil)
+		gtest.Assert(string(decrypt), string(content))
+
+		encrypt, err = gaes.Encrypt(content, key_32, iv)
+		decrypt, err = gaes.Decrypt(encrypt, keys, iv)
+		gtest.Assert(err, "invalid padding")
+	})
+}

g/crypto/gcrc32/gcrc32_test.go

@@ -0,0 +1,27 @@
+// Copyright 2019 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+// go test *.go -bench=".*"
+
+package gcrc32_test
+
+import (
+	"testing"
+
+	"github.com/gogf/gf/g/crypto/gcrc32"
+	"github.com/gogf/gf/g/test/gtest"
+)
+
+func TestEncrypt(t *testing.T) {
+	gtest.Case(t, func() {
+		s := "pibigstar"
+		result := 693191136
+		encrypt1 := gcrc32.EncryptString(s)
+		encrypt2 := gcrc32.EncryptBytes([]byte(s))
+		gtest.AssertEQ(int(encrypt1), result)
+		gtest.AssertEQ(int(encrypt2), result)
+	})
+}

g/crypto/gdes/gdes_test.go

@@ -1,185 +1,239 @@
 package gdes_test
 
 import (
-	"testing"
-	"bytes"
 	"encoding/hex"
-	"fmt"
+	"testing"
+
 	"github.com/gogf/gf/g/crypto/gdes"
+	"github.com/gogf/gf/g/test/gtest"
 )
 
-func TestDesECB(t *testing.T){
-	{
+var (
+	errKey     = []byte("1111111111111234123456789")
+	errIv      = []byte("123456789")
+	errPadding = 5
+)
+
+func TestDesECB(t *testing.T) {
+	gtest.Case(t, func() {
 		key := []byte("11111111")
 		text := []byte("12345678")
 		padding := gdes.NOPADDING
+		result := "858b176da8b12503"
+		// encrypt test
 		cipherText, err := gdes.DesECBEncrypt(key, text, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-  
+		gtest.AssertEQ(err, nil)
+		gtest.AssertEQ(hex.EncodeToString(cipherText),result)
+		// decrypt test
 		clearText, err := gdes.DesECBDecrypt(key, cipherText, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
+		gtest.AssertEQ(err, nil)
+		gtest.AssertEQ(string(clearText), "12345678")
 
-		if bytes.Equal(clearText, text) == false {
-			t.Errorf("text:%v, clearText:%v", hex.EncodeToString(text), hex.EncodeToString(clearText))
-		}
-		fmt.Println("clearText:", hex.EncodeToString(clearText), "cipherText:", hex.EncodeToString(cipherText))
+		// encrypt err test. when throw exception,the err is not equal nil and the string is nil
+		errEncrypt, err := gdes.DesECBEncrypt(key, text, errPadding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		errEncrypt, err = gdes.DesECBEncrypt(errKey, text, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		// err decrypt test.
+		errDecrypt, err := gdes.DesECBDecrypt(errKey, cipherText, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errDecrypt, nil)
+		errDecrypt, err = gdes.DesECBDecrypt(key, cipherText, errPadding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errDecrypt, nil)
+	})
 
-	}
-
-	{
+	gtest.Case(t, func() {
 		key := []byte("11111111")
 		text := []byte("12345678")
 		padding := gdes.PKCS5PADDING
+		errPadding := 5
+		result := "858b176da8b12503ad6a88b4fa37833d"
 		cipherText, err := gdes.DesECBEncrypt(key, text, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(hex.EncodeToString(cipherText),result)
+		// decrypt test
 		clearText, err := gdes.DesECBDecrypt(key, cipherText, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(string(clearText),"12345678")
 
-		if bytes.Equal(clearText, text) == false {
-			t.Errorf("text:%v, clearText:%v", hex.EncodeToString(text), hex.EncodeToString(clearText))
-		}
-		fmt.Println("clearText:", hex.EncodeToString(clearText), "cipherText:", hex.EncodeToString(cipherText))
-	}
+		// err test
+		errEncrypt, err := gdes.DesECBEncrypt(key, text, errPadding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		errDecrypt, err := gdes.DesECBDecrypt(errKey, cipherText, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errDecrypt, nil)
+	})
 }
 
-func Test3DesECB(t *testing.T){
-	{
+func Test3DesECB(t *testing.T) {
+	gtest.Case(t, func() {
 		key := []byte("1111111111111234")
 		text := []byte("1234567812345678")
 		padding := gdes.NOPADDING
+		result := "a23ee24b98c26263a23ee24b98c26263"
+		// encrypt test
 		cipherText, err := gdes.TripleDesECBEncrypt(key, text, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(hex.EncodeToString(cipherText),result)
+		// decrypt test
 		clearText, err := gdes.TripleDesECBDecrypt(key, cipherText, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(string(clearText),"1234567812345678")
+		// err test
+		errEncrypt, err := gdes.DesECBEncrypt(key, text, errPadding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+	})
 
-		if bytes.Equal(clearText, text) == false {
-			t.Errorf("text:%v, clearText:%v", hex.EncodeToString(text), hex.EncodeToString(clearText))
-		}
-		fmt.Println("key:", hex.EncodeToString(key),"clearText:", hex.EncodeToString(clearText), "cipherText:", hex.EncodeToString(cipherText))
-
-	}
-
-	{
+	gtest.Case(t, func() {
 		key := []byte("111111111111123412345678")
 		text := []byte("123456789")
 		padding := gdes.PKCS5PADDING
+		errPadding := 5
+		result := "37989b1effc07a6d00ff89a7d052e79f"
+		// encrypt test
 		cipherText, err := gdes.TripleDesECBEncrypt(key, text, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(hex.EncodeToString(cipherText),result)
+		// decrypt test
 		clearText, err := gdes.TripleDesECBDecrypt(key, cipherText, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
-		if bytes.Equal(clearText, text) == false {
-			t.Errorf("text:%v, clearText:%v", hex.EncodeToString(text), hex.EncodeToString(clearText))
-		}
-		fmt.Println("key:", hex.EncodeToString(key),"clearText:", hex.EncodeToString(clearText), "cipherText:", hex.EncodeToString(cipherText))
-	}
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(string(clearText),"123456789")
+		// err test, when key is err, but text and padding is right
+		errEncrypt, err := gdes.TripleDesECBEncrypt(errKey, text, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		// when padding is err,but key and text is right
+		errEncrypt, err = gdes.TripleDesECBEncrypt(key, text, errPadding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		// decrypt err test,when key is err
+		errEncrypt, err = gdes.TripleDesECBDecrypt(errKey, text, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+	})
 }
 
-func TestDesCBC(t *testing.T){
-	{
+func TestDesCBC(t *testing.T) {
+	gtest.Case(t, func() {
 		key := []byte("11111111")
 		text := []byte("1234567812345678")
 		padding := gdes.NOPADDING
 		iv := []byte("12345678")
-		cipherText, err := gdes.DesCBCEncrypt(key, text, iv,padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
+		result := "40826a5800608c87585ca7c9efabee47"
+		// encrypt test
+		cipherText, err := gdes.DesCBCEncrypt(key, text, iv, padding)
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(hex.EncodeToString(cipherText),result)
+		// decrypt test
 		clearText, err := gdes.DesCBCDecrypt(key, cipherText, iv, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(string(clearText),"1234567812345678")
+		// encrypt err test.
+		errEncrypt, err := gdes.DesCBCEncrypt(errKey, text, iv, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		// the iv is err
+		errEncrypt, err = gdes.DesCBCEncrypt(key, text, errIv, padding)
+		//gtest.AssertNE(err,nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		// the padding is err
+		errEncrypt, err = gdes.DesCBCEncrypt(key, text, iv, errPadding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		// decrypt err test. the key is err
+		errDecrypt, err := gdes.DesCBCDecrypt(errKey, cipherText, iv, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errDecrypt, nil)
+		// the iv is err
+		errDecrypt, err = gdes.DesCBCDecrypt(key, cipherText, errIv, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errDecrypt, nil)
+		// the padding is err
+		errDecrypt, err = gdes.DesCBCDecrypt(key, cipherText, iv, errPadding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errDecrypt, nil)
+	})
 
-		if bytes.Equal(clearText, text) == false {
-			t.Errorf("text:%v, clearText:%v", hex.EncodeToString(text), hex.EncodeToString(clearText))
-		}
-		fmt.Println("key:", hex.EncodeToString(key),"clearText:", hex.EncodeToString(clearText), "cipherText:", hex.EncodeToString(cipherText))
-
-	}
-
-	{
+	gtest.Case(t, func() {
 		key := []byte("11111111")
 		text := []byte("12345678")
 		padding := gdes.PKCS5PADDING
 		iv := []byte("12345678")
+		result := "40826a5800608c87100a25d86ac7c52c"
+		// encrypt test
 		cipherText, err := gdes.DesCBCEncrypt(key, text, iv, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(hex.EncodeToString(cipherText),result)
+		// decrypt test
 		clearText, err := gdes.DesCBCDecrypt(key, cipherText, iv, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
-		if bytes.Equal(clearText, text) == false {
-			t.Errorf("text:%v, clearText:%v", hex.EncodeToString(text), hex.EncodeToString(clearText))
-		}
-		fmt.Println("key:", hex.EncodeToString(key),"clearText:", hex.EncodeToString(clearText), "cipherText:", hex.EncodeToString(cipherText))
-	}
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(string(clearText),"12345678")
+		// err test
+		errEncrypt, err := gdes.DesCBCEncrypt(key, text, errIv, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+	})
 }
 
-func Test3DesCBC(t *testing.T){
-	{
+func Test3DesCBC(t *testing.T) {
+	gtest.Case(t, func() {
 		key := []byte("1111111112345678")
 		text := []byte("1234567812345678")
 		padding := gdes.NOPADDING
 		iv := []byte("12345678")
-		cipherText, err := gdes.TripleDesCBCEncrypt(key, text, iv,padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
+		result := "bfde1394e265d5f738d5cab170c77c88"
+		// encrypt test
+		cipherText, err := gdes.TripleDesCBCEncrypt(key, text, iv, padding)
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(hex.EncodeToString(cipherText),result)
+		// decrypt test
 		clearText, err := gdes.TripleDesCBCDecrypt(key, cipherText, iv, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
-		if bytes.Equal(clearText, text) == false {
-			t.Errorf("text:%v, clearText:%v", hex.EncodeToString(text), hex.EncodeToString(clearText))
-		}
-		fmt.Println("key:", hex.EncodeToString(key),"clearText:", hex.EncodeToString(clearText), "cipherText:", hex.EncodeToString(cipherText))
-
-	}
-
-	{
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(string(clearText),"1234567812345678")
+		// encrypt err test
+		errEncrypt, err := gdes.TripleDesCBCEncrypt(errKey, text, iv, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		// the iv is err
+		errEncrypt, err = gdes.TripleDesCBCEncrypt(key, text, errIv, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		// the padding is err
+		errEncrypt, err = gdes.TripleDesCBCEncrypt(key, text, iv, errPadding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		// decrypt err test
+		errDecrypt, err := gdes.TripleDesCBCDecrypt(errKey, cipherText, iv, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errDecrypt, nil)
+		// the iv is err
+		errDecrypt, err = gdes.TripleDesCBCDecrypt(key, cipherText, errIv, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errDecrypt, nil)
+		// the padding is err
+		errDecrypt, err = gdes.TripleDesCBCDecrypt(key, cipherText, iv, errPadding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errDecrypt, nil)
+	})
+	gtest.Case(t, func() {
 		key := []byte("111111111234567812345678")
 		text := []byte("12345678")
 		padding := gdes.PKCS5PADDING
 		iv := []byte("12345678")
+		result := "40826a5800608c87100a25d86ac7c52c"
+		// encrypt test
 		cipherText, err := gdes.TripleDesCBCEncrypt(key, text, iv, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(hex.EncodeToString(cipherText),result)
+		// decrypt test
 		clearText, err := gdes.TripleDesCBCDecrypt(key, cipherText, iv, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(string(clearText),"12345678")
+	})
 
-		if bytes.Equal(clearText, text) == false {
-			t.Errorf("text:%v, clearText:%v", hex.EncodeToString(text), hex.EncodeToString(clearText))
-		}
-		fmt.Println("key:", hex.EncodeToString(key),"clearText:", hex.EncodeToString(clearText), "cipherText:", hex.EncodeToString(cipherText))
-	}
-}
+}

g/crypto/gmd5/gmd5_test.go

@@ -0,0 +1,78 @@
+// Copyright 2019 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+// go test *.go -bench=".*"
+
+package gmd5_test
+
+import (
+	"os"
+	"testing"
+
+	"github.com/gogf/gf/g/crypto/gmd5"
+	"github.com/gogf/gf/g/test/gtest"
+)
+
+var (
+	s = "pibigstar"
+	// online generated MD5 value
+	result = "d175a1ff66aedde64344785f7f7a3df8"
+)
+
+type user struct {
+	name     string
+	password string
+	age      int
+}
+
+func TestEncrypt(t *testing.T) {
+	gtest.Case(t, func() {
+		encryptString := gmd5.Encrypt(s)
+		gtest.Assert(encryptString, result)
+
+		result := "1427562bb29f88a1161590b76398ab72"
+		encrypt := gmd5.Encrypt(123456)
+		gtest.AssertEQ(encrypt,result)
+	})
+
+	gtest.Case(t, func() {
+		user := &user{
+			name:     "派大星",
+			password: "123456",
+			age:      23,
+		}
+		result := "70917ebce8bd2f78c736cda63870fb39"
+		encrypt := gmd5.Encrypt(user)
+		gtest.AssertEQ(encrypt,result)
+	})
+}
+
+func TestEncryptString(t *testing.T) {
+	gtest.Case(t, func() {
+		encryptString := gmd5.EncryptString(s)
+		gtest.Assert(encryptString, result)
+	})
+}
+
+func TestEncryptFile(t *testing.T) {
+	path := "test.text"
+	errorPath := "err.txt"
+	result := "e6e6e1cd41895beebff16d5452dfce12"
+	gtest.Case(t, func() {
+		file, err := os.Create(path)
+		defer os.Remove(path)
+		defer file.Close()
+		gtest.Assert(err, nil)
+		file.Write([]byte("Hello Go Frame"))
+		encryptFile := gmd5.EncryptFile(path)
+		gtest.AssertEQ(encryptFile, result)
+		// when the file is not exist,encrypt will return empty string
+		errEncrypt := gmd5.EncryptFile(errorPath)
+		gtest.AssertEQ(errEncrypt, "")
+	})
+
+
+}

g/crypto/gsha1/gsha1_test.go

@@ -0,0 +1,67 @@
+// Copyright 2019 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+// go test *.go -bench=".*"
+
+package gsha1_test
+
+import (
+	"os"
+	"testing"
+
+	"github.com/gogf/gf/g/crypto/gsha1"
+	"github.com/gogf/gf/g/test/gtest"
+)
+
+type user struct {
+	name     string
+	password string
+	age      int
+}
+
+func TestEncrypt(t *testing.T) {
+	gtest.Case(t, func() {
+		user := &user{
+			name:     "派大星",
+			password: "123456",
+			age:      23,
+		}
+		result := "97386736e3ee4adee5ca595c78c12129f6032cad"
+		encrypt := gsha1.Encrypt(user)
+		gtest.AssertEQ(encrypt, result)
+	})
+	gtest.Case(t, func() {
+		result := "5b4c1c2a08ca85ddd031ef8627414f4cb2620b41"
+		s := gsha1.Encrypt("pibigstar")
+		gtest.AssertEQ(s, result)
+	})
+}
+
+func TestEncryptString(t *testing.T) {
+	gtest.Case(t, func() {
+		result := "5b4c1c2a08ca85ddd031ef8627414f4cb2620b41"
+		s := gsha1.EncryptString("pibigstar")
+		gtest.AssertEQ(s, result)
+	})
+}
+
+func TestEncryptFile(t *testing.T) {
+	path := "test.text"
+	errPath := "err.text"
+	gtest.Case(t, func() {
+		result := "8b05d3ba24b8d2374b8f5149d9f3fbada14ea984"
+		file, err := os.Create(path)
+		defer os.Remove(path)
+		defer file.Close()
+		gtest.Assert(err, nil)
+		file.Write([]byte("Hello Go Frame"))
+		encryptFile := gsha1.EncryptFile(path)
+		gtest.AssertEQ(encryptFile, result)
+		// when the file is not exist,encrypt will return empty string
+		errEncrypt := gsha1.EncryptFile(errPath)
+		gtest.AssertEQ(errEncrypt,"")
+	})
+}

g/database/database.go

@@ -1,7 +0,0 @@
-// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
-//
-// This Source Code Form is subject to the terms of the MIT License.
-// If a copy of the MIT was not distributed with this file,
-// You can obtain one at https://github.com/gogf/gf.
-
-package database

g/database/gdb/gdb.go

@@ -14,6 +14,7 @@ import (
     "database/sql"
     "errors"
     "fmt"
+    "github.com/gogf/gf/g/container/gmap"
     "github.com/gogf/gf/g/container/gring"
     "github.com/gogf/gf/g/container/gtype"
     "github.com/gogf/gf/g/container/gvar"
@@ -147,30 +148,34 @@ type Map  = map[string]interface{}
 type List = []Map
 
 const (
-    OPTION_INSERT  = 0
-    OPTION_REPLACE = 1
-    OPTION_SAVE    = 2
-    OPTION_IGNORE  = 3
-    // 默认批量操作的数量值(Batch*操作)
-    gDEFAULT_BATCH_NUM          = 10
-    // 默认的连接池连接存活时间(秒)
-    gDEFAULT_CONN_MAX_LIFE_TIME = 30
-
+    OPTION_INSERT               = 0
+    OPTION_REPLACE              = 1
+    OPTION_SAVE                 = 2
+    OPTION_IGNORE               = 3
+    gDEFAULT_BATCH_NUM          = 10 // Per count for batch insert/replace/save
+    gDEFAULT_CONN_MAX_LIFE_TIME = 30 // Max life time for per connection in pool.
 )
 
-// 使用默认/指定分组配置进行连接，数据库集群配置项：default
-func New(groupName ...string) (db DB, err error) {
-	group := config.d
-	if len(groupName) > 0 {
-        group = groupName[0]
-	}
-	config.RLock()
-	defer config.RUnlock()
+var (
+    // Instance map.
+    instances = gmap.NewStringInterfaceMap()
+)
 
-	if len(config.c) < 1 {
+// New creates ORM DB object with global configurations.
+// The param <name> specifies the configuration group name,
+// which is DEFAULT_GROUP_NAME in default.
+func New(name ...string) (db DB, err error) {
+	group := configs.defaultGroup
+	if len(name) > 0 {
+        group = name[0]
+	}
+	configs.RLock()
+	defer configs.RUnlock()
+
+	if len(configs.config) < 1 {
 		return nil, errors.New("empty database configuration")
 	}
-	if _, ok := config.c[group]; ok {
+	if _, ok := configs.config[group]; ok {
 	    if node, err := getConfigNodeByGroup(group, true); err == nil {
 	        base := &dbBase {
                 group            : group,
@@ -204,9 +209,27 @@ func New(groupName ...string) (db DB, err error) {
 	}
 }
 
+// Instance returns an instance for DB operations.
+// The param <name> specifies the configuration group name,
+// which is DEFAULT_GROUP_NAME in default.
+func Instance(name ...string) (db DB, err error) {
+    group := configs.defaultGroup
+    if len(name) > 0 {
+        group = name[0]
+    }
+    v := instances.GetOrSetFuncLock(group, func() interface{} {
+        db, err = New(group)
+        return db
+    })
+    if v != nil {
+        return v.(DB), nil
+    }
+    return
+}
+
 // 获取指定数据库角色的一个配置项，内部根据权重计算负载均衡
 func getConfigNodeByGroup(group string, master bool) (*ConfigNode, error) {
-    if list, ok := config.c[group]; ok {
+    if list, ok := configs.config[group]; ok {
         // 将master, slave集群列表拆分出来
         masterList := make(ConfigGroup, 0)
         slaveList  := make(ConfigGroup, 0)
@@ -319,17 +342,17 @@ func (bs *dbBase) getSqlDb(master bool) (sqlDb *sql.DB, err error) {
     return
 }
 
-// 切换操作的数据库(注意该切换是全局的)
+// 切换当前数据库对象操作的数据库。
 func (bs *dbBase) SetSchema(schema string) {
     bs.schema.Set(schema)
 }
 
-// 创建底层数据库master链接对象
+// 创建底层数据库master链接对象。
 func (bs *dbBase) Master() (*sql.DB, error) {
 	return bs.getSqlDb(true)
 }
 
-// 创建底层数据库slave链接对象
+// 创建底层数据库slave链接对象。
 func (bs *dbBase) Slave() (*sql.DB, error) {
     return bs.getSqlDb(false)
 }

g/database/gdb/gdb_config.go

@@ -17,14 +17,7 @@ const (
     DEFAULT_GROUP_NAME = "default" // 默认配置名称
 )
 
-// 数据库配置包内对象
-var config struct {
-    sync.RWMutex
-    c  Config // 数据库配置
-    d  string // 默认数据库分组名称
-}
-
-// 数据库配置
+// 数据库分组配置
 type Config      map[string]ConfigGroup
 
 // 数据库集群配置
@@ -41,12 +34,19 @@ type ConfigNode  struct {
     Role             string   // (可选，默认为master)数据库的角色，用于主从操作分离，至少需要有一个master，参数值：master, slave
     Charset          string   // (可选，默认为 utf8)编码，默认为 utf8
     Priority         int      // (可选)用于负载均衡的权重计算，当集群中只有一个节点时，权重没有任何意义
-    Linkinfo         string   // (可选)自定义链接信息，当该字段被设置值时，以上链接字段(Host,Port,User,Pass,Name)将失效(该字段是一个扩展功能)
+    LinkInfo         string   // (可选)自定义链接信息，当该字段被设置值时，以上链接字段(Host,Port,User,Pass,Name)将失效(该字段是一个扩展功能)
     MaxIdleConnCount int      // (可选)连接池最大限制的连接数
     MaxOpenConnCount int      // (可选)连接池最大打开的连接数
     MaxConnLifetime  int      // (可选，单位秒)连接对象可重复使用的时间长度
 }
 
+// 数据库配置包内对象
+var configs struct {
+    sync.RWMutex        // 并发安全互斥锁
+    config       Config // 数据库分组配置
+    defaultGroup string // 默认数据库分组名称
+}
+
 // 数据库集群配置示例，支持主从处理，多数据库集群支持
 /*
 var DatabaseConfiguration = Config {
@@ -80,29 +80,32 @@ var DatabaseConfiguration = Config {
 
 // 包初始化
 func init() {
-    config.c = make(Config)
-    config.d = DEFAULT_GROUP_NAME
+    configs.config       = make(Config)
+    configs.defaultGroup = DEFAULT_GROUP_NAME
 }
 
 // 设置当前应用的数据库配置信息，进行全局数据库配置覆盖操作
-func SetConfig (c Config) {
-    config.Lock()
-    defer config.Unlock()
-    config.c = c
+func SetConfig (config Config) {
+    defer instances.Clear()
+    configs.Lock()
+    defer configs.Unlock()
+    configs.config = config
 }
 
 // 添加数据库服务器集群配置
 func AddConfigGroup (group string, nodes ConfigGroup) {
-    config.Lock()
-    config.c[group] = nodes
-    config.Unlock()
+    defer instances.Clear()
+    configs.Lock()
+    defer configs.Unlock()
+    configs.config[group] = nodes
 }
 
 // 添加一台数据库服务器配置
 func AddConfigNode (group string, node ConfigNode) {
-    config.Lock()
-    config.c[group] = append(config.c[group], node)
-    config.Unlock()
+    defer instances.Clear()
+    configs.Lock()
+    defer configs.Unlock()
+    configs.config[group] = append(configs.config[group], node)
 }
 
 // 添加默认链接的一台数据库服务器配置
@@ -117,16 +120,25 @@ func AddDefaultConfigGroup (nodes ConfigGroup) {
 
 // 添加一台数据库服务器配置
 func GetConfig (group string) ConfigGroup {
-    config.RLock()
-    defer config.RUnlock()
-    return config.c[group]
+    configs.RLock()
+    defer configs.RUnlock()
+    return configs.config[group]
 }
 
 // 设置默认链接的数据库链接配置项(默认是 default)
-func SetDefaultGroup (groupName string) {
-    config.Lock()
-    config.d = groupName
-    config.Unlock()
+func SetDefaultGroup (name string) {
+    defer instances.Clear()
+    configs.Lock()
+    defer configs.Unlock()
+    configs.defaultGroup = name
+}
+
+// 获取默认链接的数据库链接配置项(默认是 default)
+func GetDefaultGroup() string {
+    defer instances.Clear()
+    configs.Lock()
+    defer configs.Unlock()
+    return configs.defaultGroup
 }
 
 // 设置数据库连接池中空闲链接的大小
@@ -147,8 +159,8 @@ func (bs *dbBase) SetConnMaxLifetime(n int) {
 
 // 节点配置转换为字符串
 func (node *ConfigNode) String() string {
-    if node.Linkinfo != "" {
-        return node.Linkinfo
+    if node.LinkInfo != "" {
+        return node.LinkInfo
     }
     return fmt.Sprintf(`%s@%s:%s,%s,%s,%s,%s,%d-%d-%d`, node.User, node.Host, node.Port,
         node.Name, node.Type, node.Role, node.Charset,

g/database/gdb/gdb_mssql.go

@@ -30,8 +30,8 @@ type dbMssql struct {
 // 创建SQL操作对象
 func (db *dbMssql) Open(config *ConfigNode) (*sql.DB, error) {
 	source := ""
-	if config.Linkinfo != "" {
-		source = config.Linkinfo
+	if config.LinkInfo != "" {
+		source = config.LinkInfo
 	} else {
 		source = fmt.Sprintf("user id=%s;password=%s;server=%s;port=%s;database=%s;encrypt=disable",
 			config.User, config.Pass, config.Host, config.Port, config.Name)

g/database/gdb/gdb_mysql.go

@@ -20,8 +20,8 @@ type dbMysql struct {
 // 创建SQL操作对象，内部采用了lazy link处理
 func (db *dbMysql) Open (config *ConfigNode) (*sql.DB, error) {
     var source string
-    if config.Linkinfo != "" {
-        source = config.Linkinfo
+    if config.LinkInfo != "" {
+        source = config.LinkInfo
     } else {
         source = fmt.Sprintf("%s:%s@tcp(%s:%s)/%s?charset=%s&multiStatements=true",
             config.User, config.Pass, config.Host, config.Port, config.Name, config.Charset)

g/database/gdb/gdb_oracle.go

@@ -30,8 +30,8 @@ type dbOracle struct {
 // 创建SQL操作对象
 func (db *dbOracle) Open(config *ConfigNode) (*sql.DB, error) {
 	var source string
-	if config.Linkinfo != "" {
-		source = config.Linkinfo
+	if config.LinkInfo != "" {
+		source = config.LinkInfo
 	} else {
 		source = fmt.Sprintf("%s/%s@%s", config.User, config.Pass, config.Name)
 	}

g/database/gdb/gdb_pgsql.go

@@ -26,8 +26,8 @@ type dbPgsql struct {
 // 创建SQL操作对象，内部采用了lazy link处理
 func (db *dbPgsql) Open (config *ConfigNode) (*sql.DB, error) {
     var source string
-    if config.Linkinfo != "" {
-        source = config.Linkinfo
+    if config.LinkInfo != "" {
+        source = config.LinkInfo
     } else {
         source = fmt.Sprintf("user=%s password=%s host=%s port=%s dbname=%s", config.User, config.Pass, config.Host, config.Port, config.Name)
     }

g/database/gdb/gdb_sqlite.go

@@ -24,8 +24,8 @@ type dbSqlite struct {
 
 func (db *dbSqlite) Open(config *ConfigNode) (*sql.DB, error) {
 	var source string
-	if config.Linkinfo != "" {
-		source = config.Linkinfo
+	if config.LinkInfo != "" {
+		source = config.LinkInfo
 	} else {
 		source = config.Name
 	}

g/database/gdb/gdb_unit_basic_test.go

@@ -0,0 +1,28 @@
+// Copyright 2019 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gdb_test
+
+import (
+    "github.com/gogf/gf/g/database/gdb"
+    "github.com/gogf/gf/g/test/gtest"
+    "testing"
+)
+
+func Test_Instance(t *testing.T) {
+    gtest.Case(t, func() {
+        _, err := gdb.Instance("none")
+        gtest.AssertNE(err, nil)
+
+        db, err := gdb.Instance()
+        gtest.Assert(err, nil)
+
+        err1 := db.PingMaster()
+        err2 := db.PingSlave()
+        gtest.Assert(err1, nil)
+        gtest.Assert(err2, nil)
+    })
+}

g/database/gredis/gredis.go

@@ -4,10 +4,11 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://github.com/gogf/gf.
 
-// Package gredis provides client for redis server.
+// Package gredis provides convenient client for redis server.
 //
 // Redis客户端.
-// Redis中文手册文档请参考：http://redisdoc.com/ , Redis官方命令请参考：https://redis.io/commands
+// Redis中文手册请参考：http://redisdoc.com/
+// Redis官方命令请参考：https://redis.io/commands
 package gredis
 
 import (
@@ -24,8 +25,9 @@ const (
 
 // Redis客户端(管理连接池)
 type Redis struct {
-    pool   *redis.Pool
-    config Config
+    pool   *redis.Pool // 底层连接池
+    group  string      // 配置分组
+    config Config      // 配置对象
 }
 
 // Redis连接对象(连接池中的单个连接)
@@ -48,13 +50,17 @@ type PoolStats struct {
     redis.PoolStats
 }
 
-// 连接池map
-var pools = gmap.NewStringInterfaceMap()
+var (
+    // 单例对象Map
+    instances = gmap.NewStringInterfaceMap()
+    // 连接池Map
+    pools     = gmap.NewStringInterfaceMap()
+)
 
 // New creates a redis client object with given configuration.
 // Redis client maintains a connection pool automatically.
 //
-// 创建redis操作对象.
+// 创建redis操作对象，底层根据配置信息公用的连接池（连接池单例）。
 func New(config Config) *Redis {
     if config.IdleTimeout == 0 {
         config.IdleTimeout = gDEFAULT_POOL_IDLE_TIMEOUT
@@ -96,11 +102,41 @@ func New(config Config) *Redis {
     }
 }
 
+// Instance returns an instance of redis client with specified group.
+// The <group> param is unnecessary, if <group> is not passed,
+// return redis instance with default group.
+//
+// 获取指定分组名称的Redis单例对象，底层根据配置信息公用的连接池（连接池单例）。
+func Instance(name ...string) *Redis {
+    group := DEFAULT_GROUP_NAME
+    if len(name) > 0 {
+        group = name[0]
+    }
+    v := instances.GetOrSetFuncLock(group, func() interface{} {
+        if config, ok := GetConfig(group); ok {
+            r      := New(config)
+            r.group = group
+            return r
+        }
+        return nil
+    })
+    if v != nil {
+        return v.(*Redis)
+    }
+    return nil
+}
+
 // Close closes the redis connection pool,
 // it will release all connections reserved by this pool.
+// It always not necessary to call Close manually.
 //
 // 关闭redis管理对象，将会关闭底层的连接池。
+// 往往没必要手动调用，跟随进程销毁即可。
 func (r *Redis) Close() error {
+    if r.group != "" {
+        // 如果是单例对象，那么需要从单例对象Map中删除
+        instances.Remove(r.group)
+    }
     pools.Remove(fmt.Sprintf("%v", r.config))
     return r.pool.Close()
 }

g/database/gredis/gredis_config.go

@@ -0,0 +1,61 @@
+// Copyright 2019 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gredis
+
+import "github.com/gogf/gf/g/container/gmap"
+
+const (
+    // Default configuration group name.
+    DEFAULT_GROUP_NAME = "default"
+)
+var (
+    // Configuration groups.
+    configs = gmap.NewStringInterfaceMap()
+)
+
+// SetConfig sets the global configuration for specified group.
+// If <name> is not passed, it sets configuration for the default group name.
+func SetConfig(config Config, name...string) {
+    group := DEFAULT_GROUP_NAME
+    if len(name) > 0 {
+        group = name[0]
+    }
+    configs.Set(group, config)
+    instances.Remove(group)
+}
+
+// GetConfig returns the global configuration with specified group name.
+// If <name> is not passed, it returns configuration of the default group name.
+func GetConfig(name...string) (config Config, ok bool) {
+    group := DEFAULT_GROUP_NAME
+    if len(name) > 0 {
+        group = name[0]
+    }
+    if v := configs.Get(group); v != nil {
+        return v.(Config), true
+    }
+    return Config{}, false
+}
+
+// RemoveConfig removes the global configuration with specified group.
+// If <name> is not passed, it removes configuration of the default group name.
+func RemoveConfig(name...string) {
+    group := DEFAULT_GROUP_NAME
+    if len(name) > 0 {
+        group = name[0]
+    }
+    configs.Remove(group)
+    instances.Remove(group)
+}
+
+// ClearConfig removes all configurations and instances of redis.
+func ClearConfig() {
+    configs.Clear()
+    instances.Clear()
+}
+
+

g/database/gredis/gredis_unit_test.go

@@ -99,6 +99,33 @@ func Test_Conn(t *testing.T) {
         conn := redis.Conn()
         defer conn.Close()
 
+
+        r, err := conn.Do("GET", "k")
+        gtest.Assert(err, nil)
+        gtest.Assert(r,   []byte("v"))
+
+        _, err  = conn.Do("DEL", "k")
+        gtest.Assert(err, nil)
+        r, err  = conn.Do("GET", "k")
+        gtest.Assert(err, nil)
+        gtest.Assert(r, nil)
+    })
+}
+
+func Test_Instance(t *testing.T) {
+    gtest.Case(t, func() {
+        group := "my-test"
+        gredis.SetConfig(config, group)
+        defer gredis.RemoveConfig(group)
+        redis := gredis.Instance(group)
+        defer redis.Close()
+
+        conn := redis.Conn()
+        defer conn.Close()
+
+        _, err := conn.Do("SET", "k", "v")
+        gtest.Assert(err, nil)
+
         r, err := conn.Do("GET", "k")
         gtest.Assert(err, nil)
         gtest.Assert(r,   []byte("v"))

g/encoding/encoding.go

@@ -1,7 +0,0 @@
-// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
-//
-// This Source Code Form is subject to the terms of the MIT License.
-// If a copy of the MIT was not distributed with this file,
-// You can obtain one at https://github.com/gogf/gf.
-
-package encoding

g/encoding/gbase64/gbase64_test.go

@@ -0,0 +1,51 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+package gbase64_test
+
+import (
+	"github.com/gogf/gf/g/encoding/gbase64"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+type testpair struct {
+	decoded, encoded string
+}
+
+var pairs = []testpair{
+	// RFC 3548 examples
+	{"\x14\xfb\x9c\x03\xd9\x7e", "FPucA9l+"},
+	{"\x14\xfb\x9c\x03\xd9", "FPucA9k="},
+	{"\x14\xfb\x9c\x03", "FPucAw=="},
+
+	// RFC 4648 examples
+	{"", ""},
+	{"f", "Zg=="},
+	{"fo", "Zm8="},
+	{"foo", "Zm9v"},
+	{"foob", "Zm9vYg=="},
+	{"fooba", "Zm9vYmE="},
+	{"foobar", "Zm9vYmFy"},
+
+	// Wikipedia examples
+	{"sure.", "c3VyZS4="},
+	{"sure", "c3VyZQ=="},
+	{"sur", "c3Vy"},
+	{"su", "c3U="},
+	{"leasure.", "bGVhc3VyZS4="},
+	{"easure.", "ZWFzdXJlLg=="},
+	{"asure.", "YXN1cmUu"},
+	{"sure.", "c3VyZS4="},
+}
+
+func TestBase64(t *testing.T) {
+	for k := range pairs{
+		gtest.Assert(gbase64.Encode(pairs[k].decoded), pairs[k].encoded)
+
+		e, _ := gbase64.Decode(pairs[k].encoded)
+		gtest.Assert(e, pairs[k].decoded)
+	}
+}

g/encoding/gbinary/gbinary.go

@@ -8,10 +8,10 @@
 package gbinary
 
 import (
-    "fmt"
-    "math"
-    "bytes"
-    "encoding/binary"
+	"fmt"
+	"math"
+	"bytes"
+	"encoding/binary"
 )
 
 // 二进制位(0|1)
@@ -20,304 +20,308 @@ type Bit int8
 // 针对基本类型进行二进制打包，支持的基本数据类型包括:int/8/16/32/64、uint/8/16/32/64、float32/64、bool、string、[]byte
 // 其他未知类型使用 fmt.Sprintf("%v", value) 转换为字符串之后处理
 func Encode(vs ...interface{}) []byte {
-    buf := new(bytes.Buffer)
-    for i := 0; i < len(vs); i++ {
-        switch value := vs[i].(type) {
-            case int:     buf.Write(EncodeInt(value))
-            case int8:    buf.Write(EncodeInt8(value))
-            case int16:   buf.Write(EncodeInt16(value))
-            case int32:   buf.Write(EncodeInt32(value))
-            case int64:   buf.Write(EncodeInt64(value))
-            case uint:    buf.Write(EncodeUint(value))
-            case uint8:   buf.Write(EncodeUint8(value))
-            case uint16:  buf.Write(EncodeUint16(value))
-            case uint32:  buf.Write(EncodeUint32(value))
-            case uint64:  buf.Write(EncodeUint64(value))
-            case bool:    buf.Write(EncodeBool(value))
-            case string:  buf.Write(EncodeString(value))
-            case []byte:  buf.Write(value)
-            case float32: buf.Write(EncodeFloat32(value))
-            case float64: buf.Write(EncodeFloat64(value))
-            default:
-                if err := binary.Write(buf, binary.LittleEndian, value); err != nil {
-                    buf.Write(EncodeString(fmt.Sprintf("%v", value)))
-                }
-        }
-    }
-    return buf.Bytes()
+	buf := new(bytes.Buffer)
+	for i := 0; i < len(vs); i++ {
+		if vs[i] == nil {
+			return buf.Bytes()
+		}
+
+		switch value := vs[i].(type) {
+		case int:     buf.Write(EncodeInt(value))
+		case int8:    buf.Write(EncodeInt8(value))
+		case int16:   buf.Write(EncodeInt16(value))
+		case int32:   buf.Write(EncodeInt32(value))
+		case int64:   buf.Write(EncodeInt64(value))
+		case uint:    buf.Write(EncodeUint(value))
+		case uint8:   buf.Write(EncodeUint8(value))
+		case uint16:  buf.Write(EncodeUint16(value))
+		case uint32:  buf.Write(EncodeUint32(value))
+		case uint64:  buf.Write(EncodeUint64(value))
+		case bool:    buf.Write(EncodeBool(value))
+		case string:  buf.Write(EncodeString(value))
+		case []byte:  buf.Write(value)
+		case float32: buf.Write(EncodeFloat32(value))
+		case float64: buf.Write(EncodeFloat64(value))
+		default:
+			if err := binary.Write(buf, binary.LittleEndian, value); err != nil {
+				buf.Write(EncodeString(fmt.Sprintf("%v", value)))
+			}
+		}
+	}
+	return buf.Bytes()
 }
 
 // 将变量转换为二进制[]byte，并指定固定的[]byte长度返回，长度单位为字节(byte)；
 // 如果转换的二进制长度超过指定长度，那么进行截断处理
 func EncodeByLength(length int, vs ...interface{}) []byte {
-    b := Encode(vs...)
-    if len(b) < length {
-        b = append(b, make([]byte, length - len(b))...)
-    } else if len(b) > length {
-        b = b[0 : length]
-    }
-    return b
+	b := Encode(vs...)
+	if len(b) < length {
+		b = append(b, make([]byte, length - len(b))...)
+	} else if len(b) > length {
+		b = b[0 : length]
+	}
+	return b
 }
 
 // 整形二进制解包，注意第二个及其后参数为字长确定的整形变量的指针地址，以便确定解析的[]byte长度，
 // 例如：int8/16/32/64、uint8/16/32/64、float32/64等等
 func Decode(b []byte, vs ...interface{}) error {
-    buf := bytes.NewBuffer(b)
-    for i := 0; i < len(vs); i++ {
-        err := binary.Read(buf, binary.LittleEndian, vs[i])
-        if err != nil {
-            return err
-        }
-    }
-    return nil
+	buf := bytes.NewBuffer(b)
+	for i := 0; i < len(vs); i++ {
+		err := binary.Read(buf, binary.LittleEndian, vs[i])
+		if err != nil {
+			return err
+		}
+	}
+	return nil
 }
 
 func EncodeString(s string) []byte {
-    return []byte(s)
+	return []byte(s)
 }
 
 func DecodeToString(b []byte) string {
-    return string(b)
+	return string(b)
 }
 
 func EncodeBool(b bool) []byte {
-    if b == true {
-        return []byte{1}
-    } else {
-        return []byte{0}
-    }
+	if b == true {
+		return []byte{1}
+	} else {
+		return []byte{0}
+	}
 }
 
 // 自动识别int类型长度，转换为[]byte
 func EncodeInt(i int) []byte {
-    if i <= math.MaxInt8 {
-        return EncodeInt8(int8(i))
-    } else if i <= math.MaxInt16 {
-        return EncodeInt16(int16(i))
-    } else if i <= math.MaxInt32 {
-        return EncodeInt32(int32(i))
-    } else {
-        return EncodeInt64(int64(i))
-    }
+	if i <= math.MaxInt8 {
+		return EncodeInt8(int8(i))
+	} else if i <= math.MaxInt16 {
+		return EncodeInt16(int16(i))
+	} else if i <= math.MaxInt32 {
+		return EncodeInt32(int32(i))
+	} else {
+		return EncodeInt64(int64(i))
+	}
 }
 
 // 自动识别uint类型长度，转换为[]byte
 func EncodeUint(i uint) []byte {
-    if i <= math.MaxUint8 {
-        return EncodeUint8(uint8(i))
-    } else if i <= math.MaxUint16 {
-        return EncodeUint16(uint16(i))
-    } else if i <= math.MaxUint32 {
-        return EncodeUint32(uint32(i))
-    } else {
-        return EncodeUint64(uint64(i))
-    }
+	if i <= math.MaxUint8 {
+		return EncodeUint8(uint8(i))
+	} else if i <= math.MaxUint16 {
+		return EncodeUint16(uint16(i))
+	} else if i <= math.MaxUint32 {
+		return EncodeUint32(uint32(i))
+	} else {
+		return EncodeUint64(uint64(i))
+	}
 }
 
 func EncodeInt8(i int8) []byte {
-    return []byte{byte(i)}
+	return []byte{byte(i)}
 }
 
 func EncodeUint8(i uint8) []byte {
-    return []byte{byte(i)}
+	return []byte{byte(i)}
 }
 
 func EncodeInt16(i int16) []byte {
-    bytes := make([]byte, 2)
-    binary.LittleEndian.PutUint16(bytes, uint16(i))
-    return bytes
+	bytes := make([]byte, 2)
+	binary.LittleEndian.PutUint16(bytes, uint16(i))
+	return bytes
 }
 
 func EncodeUint16(i uint16) []byte {
-    bytes := make([]byte, 2)
-    binary.LittleEndian.PutUint16(bytes, i)
-    return bytes
+	bytes := make([]byte, 2)
+	binary.LittleEndian.PutUint16(bytes, i)
+	return bytes
 }
 
 func EncodeInt32(i int32) []byte {
-    bytes := make([]byte, 4)
-    binary.LittleEndian.PutUint32(bytes, uint32(i))
-    return bytes
+	bytes := make([]byte, 4)
+	binary.LittleEndian.PutUint32(bytes, uint32(i))
+	return bytes
 }
 
 func EncodeUint32(i uint32) []byte {
-    bytes := make([]byte, 4)
-    binary.LittleEndian.PutUint32(bytes, i)
-    return bytes
+	bytes := make([]byte, 4)
+	binary.LittleEndian.PutUint32(bytes, i)
+	return bytes
 }
 
 func EncodeInt64(i int64) []byte {
-    bytes := make([]byte, 8)
-    binary.LittleEndian.PutUint64(bytes, uint64(i))
-    return bytes
+	bytes := make([]byte, 8)
+	binary.LittleEndian.PutUint64(bytes, uint64(i))
+	return bytes
 }
 
 func EncodeUint64(i uint64) []byte {
-    bytes := make([]byte, 8)
-    binary.LittleEndian.PutUint64(bytes, i)
-    return bytes
+	bytes := make([]byte, 8)
+	binary.LittleEndian.PutUint64(bytes, i)
+	return bytes
 }
 
 func EncodeFloat32(f float32) []byte {
-    bits  := math.Float32bits(f)
-    bytes := make([]byte, 4)
-    binary.LittleEndian.PutUint32(bytes, bits)
-    return bytes
+	bits  := math.Float32bits(f)
+	bytes := make([]byte, 4)
+	binary.LittleEndian.PutUint32(bytes, bits)
+	return bytes
 }
 
 func EncodeFloat64(f float64) []byte {
-    bits  := math.Float64bits(f)
-    bytes := make([]byte, 8)
-    binary.LittleEndian.PutUint64(bytes, bits)
-    return bytes
+	bits  := math.Float64bits(f)
+	bytes := make([]byte, 8)
+	binary.LittleEndian.PutUint64(bytes, bits)
+	return bytes
 }
 
 // 当b位数不够时，进行高位补0
 func fillUpSize(b []byte, l int) []byte {
-    if len(b) >= l {
-        return b
-    }
-    c := make([]byte, 0)
-    c  = append(c, b...)
-    for i := 0; i < l - len(b); i++ {
-        c = append(c, 0x00)
-    }
-    return c
+	if len(b) >= l {
+		return b
+	}
+	c := make([]byte, 0)
+	c  = append(c, b...)
+	for i := 0; i < l - len(b); i++ {
+		c = append(c, 0x00)
+	}
+	return c
 }
 
 // 将二进制解析为int类型，根据[]byte的长度进行自动转换.
 // 注意内部使用的是uint*，使用int会造成位丢失。
 func DecodeToInt(b []byte) int {
-    if len(b) < 2 {
-        return int(DecodeToUint8(b))
-    } else if len(b) < 3 {
-        return int(DecodeToUint16(b))
-    } else if len(b) < 5 {
-        return int(DecodeToUint32(b))
-    } else {
-        return int(DecodeToUint64(b))
-    }
+	if len(b) < 2 {
+		return int(DecodeToUint8(b))
+	} else if len(b) < 3 {
+		return int(DecodeToUint16(b))
+	} else if len(b) < 5 {
+		return int(DecodeToUint32(b))
+	} else {
+		return int(DecodeToUint64(b))
+	}
 }
 
 // 将二进制解析为uint类型，根据[]byte的长度进行自动转换
 func DecodeToUint(b []byte) uint {
-    if len(b) < 2 {
-        return uint(DecodeToUint8(b))
-    } else if len(b) < 3 {
-        return uint(DecodeToUint16(b))
-    } else if len(b) < 5 {
-        return uint(DecodeToUint32(b))
-    } else {
-        return uint(DecodeToUint64(b))
-    }
+	if len(b) < 2 {
+		return uint(DecodeToUint8(b))
+	} else if len(b) < 3 {
+		return uint(DecodeToUint16(b))
+	} else if len(b) < 5 {
+		return uint(DecodeToUint32(b))
+	} else {
+		return uint(DecodeToUint64(b))
+	}
 }
 
 // 将二进制解析为bool类型，识别标准是判断二进制中数值是否都为0，或者为空
 func DecodeToBool(b []byte) bool {
-    if len(b) == 0 {
-        return false
-    }
-    if bytes.Compare(b, make([]byte, len(b))) == 0 {
-        return false
-    }
-    return true
+	if len(b) == 0 {
+		return false
+	}
+	if bytes.Compare(b, make([]byte, len(b))) == 0 {
+		return false
+	}
+	return true
 }
 
 func DecodeToInt8(b []byte) int8 {
-    return int8(b[0])
+	return int8(b[0])
 }
 
 func DecodeToUint8(b []byte) uint8 {
-    return uint8(b[0])
+	return uint8(b[0])
 }
 
 func DecodeToInt16(b []byte) int16 {
-    return int16(binary.LittleEndian.Uint16(fillUpSize(b, 2)))
+	return int16(binary.LittleEndian.Uint16(fillUpSize(b, 2)))
 }
 
 func DecodeToUint16(b []byte) uint16 {
-    return binary.LittleEndian.Uint16(fillUpSize(b, 2))
+	return binary.LittleEndian.Uint16(fillUpSize(b, 2))
 }
 
 func DecodeToInt32(b []byte) int32 {
-    return int32(binary.LittleEndian.Uint32(fillUpSize(b, 4)))
+	return int32(binary.LittleEndian.Uint32(fillUpSize(b, 4)))
 }
 
 func DecodeToUint32(b []byte) uint32 {
-    return binary.LittleEndian.Uint32(fillUpSize(b, 4))
+	return binary.LittleEndian.Uint32(fillUpSize(b, 4))
 }
 
 func DecodeToInt64(b []byte) int64 {
-    return int64(binary.LittleEndian.Uint64(fillUpSize(b, 8)))
+	return int64(binary.LittleEndian.Uint64(fillUpSize(b, 8)))
 }
 
 func DecodeToUint64(b []byte) uint64 {
-    return binary.LittleEndian.Uint64(fillUpSize(b, 8))
+	return binary.LittleEndian.Uint64(fillUpSize(b, 8))
 }
 
 func DecodeToFloat32(b []byte) float32 {
-    return math.Float32frombits(binary.LittleEndian.Uint32(fillUpSize(b, 4)))
+	return math.Float32frombits(binary.LittleEndian.Uint32(fillUpSize(b, 4)))
 }
 
 func DecodeToFloat64(b []byte) float64 {
-    return math.Float64frombits(binary.LittleEndian.Uint64(fillUpSize(b, 8)))
+	return math.Float64frombits(binary.LittleEndian.Uint64(fillUpSize(b, 8)))
 }
 
 // 默认编码
 func EncodeBits(bits []Bit, i int, l int) []Bit {
-    return EncodeBitsWithUint(bits, uint(i), l)
+	return EncodeBitsWithUint(bits, uint(i), l)
 }
 
 // 将ui按位合并到bits数组中，并占length长度位(注意：uis数组中存放的是二进制的0|1数字)
 func EncodeBitsWithUint(bits []Bit, ui uint, l int) []Bit {
-    a := make([]Bit, l)
-    for i := l - 1; i >= 0; i-- {
-        a[i] = Bit(ui & 1)
-        ui >>= 1
-    }
-    if bits != nil {
-        return append(bits, a...)
-    } else {
-        return a
-    }
+	a := make([]Bit, l)
+	for i := l - 1; i >= 0; i-- {
+		a[i] = Bit(ui & 1)
+		ui >>= 1
+	}
+	if bits != nil {
+		return append(bits, a...)
+	} else {
+		return a
+	}
 }
 // 将bits转换为[]byte，从左至右进行编码，不足1 byte按0往末尾补充
 func EncodeBitsToBytes(bits []Bit) []byte {
-    if len(bits)%8 != 0 {
-        for i := 0; i < len(bits)%8; i++ {
-            bits = append(bits, 0)
-        }
-    }
-    b := make([]byte, 0)
-    for i := 0; i < len(bits); i += 8 {
-        b = append(b, byte(DecodeBitsToUint(bits[i : i + 8])))
-    }
-    return b
+	if len(bits)%8 != 0 {
+		for i := 0; i < len(bits)%8; i++ {
+			bits = append(bits, 0)
+		}
+	}
+	b := make([]byte, 0)
+	for i := 0; i < len(bits); i += 8 {
+		b = append(b, byte(DecodeBitsToUint(bits[i : i + 8])))
+	}
+	return b
 }
 
 // 解析为int
 func DecodeBits(bits []Bit) int {
-    v := int(0)
-    for _, i := range bits {
-        v = v << 1 | int(i)
-    }
-    return v
+	v := int(0)
+	for _, i := range bits {
+		v = v << 1 | int(i)
+	}
+	return v
 }
 
 // 解析为uint
 func DecodeBitsToUint(bits []Bit) uint {
-    v := uint(0)
-    for _, i := range bits {
-        v = v << 1 | uint(i)
-    }
-    return v
+	v := uint(0)
+	for _, i := range bits {
+		v = v << 1 | uint(i)
+	}
+	return v
 }
 
 // 解析[]byte为字位数组[]uint8
 func DecodeBytesToBits(bs []byte) []Bit {
-    bits := make([]Bit, 0)
-    for _, b := range bs {
-        bits = EncodeBitsWithUint(bits, uint(b), 8)
-    }
-    return bits
+	bits := make([]Bit, 0)
+	for _, b := range bs {
+		bits = EncodeBitsWithUint(bits, uint(b), 8)
+	}
+	return bits
 }

g/encoding/gbinary/gbinary_test.go

@@ -0,0 +1,131 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gbinary_test
+
+import (
+	"github.com/gogf/gf/g/encoding/gbinary"
+	"github.com/gogf/gf/g/test/gtest"
+	"math"
+	"testing"
+)
+
+var testData = map[string]interface{}{
+	//"nil":         nil,
+	"int":         int(123),
+	"int8":        int8(-99),
+	"int8.max":    math.MaxInt8,
+	"int16":       int16(123),
+	"int16.max":   math.MaxInt16,
+	"int32":       int32(-199),
+	"int32.max":   math.MaxInt32,
+	"int64":       int64(123),
+	"uint":        uint(123),
+	"uint8":       uint8(123),
+	"uint8.max":   math.MaxUint8,
+	"uint16":      uint16(9999),
+	"uint16.max":  math.MaxUint16,
+	"uint32":      uint32(123),
+	"uint64":      uint64(123),
+	"bool.true":   true,
+	"bool.false":  false,
+	"string":      "hehe haha",
+	"byte":        []byte("hehe haha"),
+	"float32":     float32(123.456),
+	"float32.max": math.MaxFloat32,
+	"float64":     float64(123.456),
+}
+
+func TestEncodeAndDecode(t *testing.T) {
+	for k, v := range testData {
+		ve := gbinary.Encode(v)
+		ve1 := gbinary.EncodeByLength(len(ve), v)
+
+		//t.Logf("%s:%v, encoded:%v\n", k, v, ve)
+		switch v.(type) {
+		case int:
+			gtest.Assert(gbinary.DecodeToInt(ve), v)
+			gtest.Assert(gbinary.DecodeToInt(ve1), v)
+		case int8:
+			gtest.Assert(gbinary.DecodeToInt8(ve), v)
+			gtest.Assert(gbinary.DecodeToInt8(ve1), v)
+		case int16:
+			gtest.Assert(gbinary.DecodeToInt16(ve), v)
+			gtest.Assert(gbinary.DecodeToInt16(ve1), v)
+		case int32:
+			gtest.Assert(gbinary.DecodeToInt32(ve), v)
+			gtest.Assert(gbinary.DecodeToInt32(ve1), v)
+		case int64:
+			gtest.Assert(gbinary.DecodeToInt64(ve), v)
+			gtest.Assert(gbinary.DecodeToInt64(ve1), v)
+		case uint:
+			gtest.Assert(gbinary.DecodeToUint(ve), v)
+			gtest.Assert(gbinary.DecodeToUint(ve1), v)
+		case uint8:
+			gtest.Assert(gbinary.DecodeToUint8(ve), v)
+			gtest.Assert(gbinary.DecodeToUint8(ve1), v)
+		case uint16:
+			gtest.Assert(gbinary.DecodeToUint16(ve1), v)
+			gtest.Assert(gbinary.DecodeToUint16(ve), v)
+		case uint32:
+			gtest.Assert(gbinary.DecodeToUint32(ve1), v)
+			gtest.Assert(gbinary.DecodeToUint32(ve), v)
+		case uint64:
+			gtest.Assert(gbinary.DecodeToUint64(ve), v)
+			gtest.Assert(gbinary.DecodeToUint64(ve1), v)
+		case bool:
+			gtest.Assert(gbinary.DecodeToBool(ve), v)
+			gtest.Assert(gbinary.DecodeToBool(ve1), v)
+		case string:
+			gtest.Assert(gbinary.DecodeToString(ve), v)
+			gtest.Assert(gbinary.DecodeToString(ve1), v)
+		case float32:
+			gtest.Assert(gbinary.DecodeToFloat32(ve), v)
+			gtest.Assert(gbinary.DecodeToFloat32(ve1), v)
+		case float64:
+			gtest.Assert(gbinary.DecodeToFloat64(ve), v)
+			gtest.Assert(gbinary.DecodeToFloat64(ve1), v)
+		default:
+			if v == nil {
+				continue
+			}
+			res := make([]byte, len(ve))
+			err := gbinary.Decode(ve, res)
+			if err != nil {
+				t.Errorf("test data: %s, %v, error:%v", k, v, err)
+			}
+			gtest.Assert(res, v)
+		}
+	}
+}
+
+type User struct {
+	Name string
+	Age  int
+	Url  string
+}
+
+func TestEncodeStruct(t *testing.T) {
+	user := User{"wenzi1", 999, "www.baidu.com"}
+	ve := gbinary.Encode(user)
+	s := gbinary.DecodeToString(ve)
+	gtest.Assert(string(s), s)
+}
+
+var testBitData = []int{0, 99, 122, 129, 222, 999, 22322}
+
+func TestBits(t *testing.T) {
+	for i := range testBitData {
+		bits := make([]gbinary.Bit, 0)
+		res := gbinary.EncodeBits(bits, testBitData[i], 64)
+
+		gtest.Assert(gbinary.DecodeBits(res), testBitData[i])
+		gtest.Assert(gbinary.DecodeBitsToUint(res), uint(testBitData[i]))
+
+		gtest.Assert(gbinary.DecodeBytesToBits(gbinary.EncodeBitsToBytes(res)), res)
+	}
+
+}

g/encoding/gcharset/gcharset.go

@@ -51,5 +51,5 @@ func ToUTF8(charset string, src string) (dst string, err error) {
 
 // UTF8转指定字符集
 func UTF8To(charset string, src string) (dst string, err error) {
-	return  Convert(charset, "UTF-8", src)
+	return Convert(charset, "UTF-8", src)
 }

g/encoding/gcharset/gcharset_test.go

@@ -1,10 +1,16 @@
-package gcharset
+// Copyright 2018 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gcharset_test
 
 import (
+	"github.com/gogf/gf/g/encoding/gcharset"
 	"testing"
 )
 
-
 var testData = []struct {
 	utf8, other, otherEncoding string
 }{
@@ -52,7 +58,7 @@ var testData = []struct {
 func TestDecode(t *testing.T) {
 	for _, data := range testData {
 		str := ""
-		str, err := Convert("UTF-8", data.otherEncoding, data.other)
+		str, err := gcharset.Convert("UTF-8", data.otherEncoding, data.other)
 		if err != nil {
 			t.Errorf("Could not create decoder for %v", err)
 			continue
@@ -68,7 +74,7 @@ func TestDecode(t *testing.T) {
 func TestEncode(t *testing.T) {
 	for _, data := range testData {
 		str := ""
-		str, err := Convert(data.otherEncoding, "UTF-8", data.utf8)
+		str, err := gcharset.Convert(data.otherEncoding, "UTF-8", data.utf8)
 		if err != nil {
 			t.Errorf("Could not create decoder for %v", err)
 			continue
@@ -86,7 +92,7 @@ func TestConvert(t *testing.T) {
 	dstCharset := "gbk"
 	dst := "Hello \xb3\xa3\xd3\xc3\x87\xf8\xd7\xd6\x98\xcb\x9c\xca\xd7\xd6\xf3\x77\xb1\xed"
 
-	str, err := Convert(dstCharset, srcCharset, src)
+	str, err := gcharset.Convert(dstCharset, srcCharset, src)
 	if err != nil {
 		t.Errorf("convert error. %v", err)
 		return

g/encoding/gcompress/gcompress_test.go

@@ -0,0 +1,42 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+package gcompress_test
+
+import (
+	"github.com/gogf/gf/g/encoding/gcompress"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func TestZlib(t *testing.T) {
+	gtest.Case(t, func() {
+		src := "hello, world\n"
+		dst := []byte{120, 156, 202, 72, 205, 201, 201, 215, 81, 40, 207, 47, 202, 73, 225, 2, 4, 0, 0, 255, 255, 33, 231, 4, 147}
+		gtest.Assert(gcompress.Zlib([]byte(src)), dst)
+
+		gtest.Assert(gcompress.UnZlib(dst), []byte(src))
+	})
+
+}
+
+func TestGzip(t *testing.T) {
+	src := "Hello World!!"
+
+	gzip := []byte{
+		0x1f, 0x8b, 0x08, 0x00, 0x00,
+		0x00, 0x00, 0x00, 0x00, 0xff,
+		0xf2, 0x48, 0xcd, 0xc9, 0xc9,
+		0x57, 0x08, 0xcf, 0x2f, 0xca,
+		0x49, 0x51, 0x54, 0x04, 0x04,
+		0x00, 0x00, 0xff, 0xff, 0x9d,
+		0x24, 0xa8, 0xd1, 0x0d, 0x00,
+		0x00, 0x00,
+	}
+
+	gtest.Assert(gcompress.Gzip([]byte(src)), gzip)
+
+	gtest.Assert(gcompress.UnGzip(gzip), []byte(src))
+}

g/encoding/ghtml/ghtml_test.go

@@ -0,0 +1,32 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+package ghtml_test
+
+import (
+	"github.com/gogf/gf/g/encoding/ghtml"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func TestStripTags(t *testing.T) {
+	src := `<p>Test paragraph.</p><!-- Comment -->  <a href="#fragment">Other text</a>`
+	dst := `Test paragraph.  Other text`
+	gtest.Assert(ghtml.StripTags(src), dst)
+}
+
+func TestEntities(t *testing.T) {
+	src := `A 'quote' "is" <b>bold</b>`
+	dst := `A &#39;quote&#39; &#34;is&#34; &lt;b&gt;bold&lt;/b&gt;`
+	gtest.Assert(ghtml.Entities(src), dst)
+	gtest.Assert(ghtml.EntitiesDecode(dst), src)
+}
+
+func TestSpecialChars(t *testing.T) {
+	src := `A 'quote' "is" <b>bold</b>`
+	dst := `A &#39;quote&#39; &#34;is&#34; &lt;b&gt;bold&lt;/b&gt;`
+	gtest.Assert(ghtml.SpecialChars(src), dst)
+	gtest.Assert(ghtml.SpecialCharsDecode(dst), src)
+}

g/encoding/gjson/gjson.go

@@ -4,18 +4,19 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://github.com/gogf/gf.
 
-// Package gjson provides quite flexible and useful API for JSON/XML/YAML/TOML content handling.
+// Package gjson provides convenient API for JSON/XML/YAML/TOML data handling.
 package gjson
 
 import (
+    "bytes"
     "encoding/json"
+    "errors"
     "fmt"
     "github.com/gogf/gf/g/encoding/gtoml"
     "github.com/gogf/gf/g/encoding/gxml"
     "github.com/gogf/gf/g/encoding/gyaml"
     "github.com/gogf/gf/g/internal/rwmutex"
     "github.com/gogf/gf/g/os/gfcache"
-    "github.com/gogf/gf/g/os/gfile"
     "github.com/gogf/gf/g/text/gregex"
     "github.com/gogf/gf/g/text/gstr"
     "github.com/gogf/gf/g/util/gconv"
@@ -26,32 +27,38 @@ import (
 )
 
 const (
-    gDEFAULT_SPLIT_CHAR = '.' // 默认层级分隔符号
+    // Separator char for hierarchical data access.
+    gDEFAULT_SPLIT_CHAR = '.'
 )
 
-// json解析结果存放数组
+// The customized JSON struct.
 type Json struct {
     mu *rwmutex.RWMutex
-    p  *interface{} // 注意这是一个指针
-    c  byte         // 层级分隔符，默认为"."
-    vc bool         // 层级检索是否执行分隔符冲突检测(默认为false，检测会比较影响检索效率)
+    p  *interface{} // Pointer for hierarchical data access, it's the root of data in default.
+    c  byte         // Char separator('.' in default).
+    vc bool         // Violence Check(false in default), which is used to access data
+                    // when the hierarchical data key contains separator char.
 }
 
-// 将变量转换为Json对象进行处理，该变量至少应当是一个map或者slice，否者转换没有意义
-func New(value interface{}, unsafe...bool) *Json {
+// New creates a Json object with any variable type of <data>,
+// but <data> should be a map or slice for data access reason,
+// or it will make no sense.
+// The <unsafe> param specifies whether using this Json object
+// in un-concurrent-safe context, which is false in default.
+func New(data interface{}, unsafe...bool) *Json {
     j := (*Json)(nil)
-    switch value.(type) {
+    switch data.(type) {
         case map[string]interface{}, []interface{}, nil:
             j = &Json {
-                p  : &value,
+                p  : &data,
                 c  : byte(gDEFAULT_SPLIT_CHAR),
                 vc : false ,
             }
         case string, []byte:
-            j, _ = LoadContent(gconv.Bytes(value))
+            j, _ = LoadContent(gconv.Bytes(data))
         default:
             v := (interface{})(nil)
-            if m := gconv.Map(value); m != nil {
+            if m := gconv.Map(data); m != nil {
                 v = m
                 j = &Json {
                     p  : &v,
@@ -59,7 +66,7 @@ func New(value interface{}, unsafe...bool) *Json {
                     vc : false,
                 }
             } else {
-                v = gconv.Interfaces(value)
+                v = gconv.Interfaces(data)
                 j = &Json {
                     p  : &v,
                     c  : byte(gDEFAULT_SPLIT_CHAR),
@@ -71,114 +78,130 @@ func New(value interface{}, unsafe...bool) *Json {
     return j
 }
 
-// 创建一个非并发安全的Json对象
-func NewUnsafe(value...interface{}) *Json {
-    if len(value) > 0 {
-        return New(value[0], true)
+// NewUnsafe creates a un-concurrent-safe Json object.
+func NewUnsafe(data...interface{}) *Json {
+    if len(data) > 0 {
+        return New(data[0], true)
     }
     return New(nil, true)
 }
 
-// 识别当前给定内容是否为JSON格式
-func Valid (v interface{}) bool {
-    return json.Valid(gconv.Bytes(v))
+// Valid checks whether <data> is a valid JSON data type.
+func Valid(data interface{}) bool {
+    return json.Valid(gconv.Bytes(data))
 }
 
-// 编码go变量为json字符串，并返回json字符串指针
-func Encode (v interface{}) ([]byte, error) {
-    return json.Marshal(v)
+// Encode encodes <value> to JSON data type of bytes.
+func Encode(value interface{}) ([]byte, error) {
+    return json.Marshal(value)
 }
 
-// 解码字符串为interface{}变量
-func Decode (b []byte) (interface{}, error) {
-    var v interface{}
-    if err := DecodeTo(b, &v); err != nil {
+// Decode decodes <data>(string/[]byte) to golang variable.
+func Decode(data interface{}) (interface{}, error) {
+    var value interface{}
+    if err := DecodeTo(gconv.Bytes(data), &value); err != nil {
         return nil, err
     } else {
-        return v, nil
+        return value, nil
     }
 }
 
-// 解析json字符串为go变量，注意第二个参数为指针(任意结构的变量)
-func DecodeTo (b []byte, v interface{}) error {
-    return json.Unmarshal(b, v)
+// Decode decodes <data>(string/[]byte) to specified golang variable <v>.
+// The <v> should be a pointer type.
+func DecodeTo(data interface{}, v interface{}) error {
+    decoder := json.NewDecoder(bytes.NewReader(gconv.Bytes(data)))
+    decoder.UseNumber()
+    return decoder.Decode(v)
 }
 
-// 解析json字符串为gjson.Json对象，并返回操作对象指针
-func DecodeToJson (b []byte) (*Json, error) {
-    if v, err := Decode(b); err != nil {
+// DecodeToJson codes <data>(string/[]byte) to a Json object.
+func DecodeToJson(data interface{}, unsafe...bool) (*Json, error) {
+    if v, err := Decode(gconv.Bytes(data)); err != nil {
         return nil, err
     } else {
-        return New(v), nil
+        return New(v, unsafe...), nil
     }
 }
 
-// 支持多种配置文件类型转换为json格式内容并解析为gjson.Json对象
-func Load (path string) (*Json, error) {
-    return LoadContent(gfcache.GetBinContents(path), gfile.Ext(path))
+// Load loads content from specified file <path>,
+// and creates a Json object from its content.
+func Load(path string, unsafe...bool) (*Json, error) {
+    return LoadContent(gfcache.GetBinContents(path), unsafe...)
 }
 
-// 支持的配置文件格式：xml, json, yaml/yml, toml,
-// 默认为自动识别，当无法检测成功时使用json解析。
-func LoadContent(data []byte, dataType...string) (*Json, error) {
+// LoadContent creates a Json object from given content,
+// it checks the data type of <content> automatically,
+// supporting JSON, XML, YAML and TOML types of data.
+func LoadContent(data interface{}, unsafe...bool) (*Json, error) {
     var err    error
     var result interface{}
+    b := gconv.Bytes(data)
     t := "json"
-    if len(dataType) > 0 {
-        t = dataType[0]
+    // auto check data type
+    if json.Valid(b) {
+        t = "json"
+    } else if gregex.IsMatch(`^<.+>.*</.+>$`, b) {
+        t = "xml"
+    } else if gregex.IsMatch(`^[\s\t]*\w+\s*:\s*.+`, b) || gregex.IsMatch(`\n[\s\t]*\w+\s*:\s*.+`, b) {
+        t = "yml"
+    } else if gregex.IsMatch(`^[\s\t]*\w+\s*=\s*.+`, b) || gregex.IsMatch(`\n[\s\t]*\w+\s*=\s*.+`, b) {
+        t = "toml"
     } else {
-        if gregex.IsMatch(`<.+>.*</.+>`, data) {
-            t = "xml"
-        } else if gregex.IsMatch(`\w+\s*:\s*\w+`, data) {
-            t = "yml"
-        } else if gregex.IsMatch(`\w+\s*=\s*\w+`, data) {
-            t = "toml"
-        }
+        return nil, errors.New("unsupported data type")
     }
+    // convert to json type data
     switch t {
-        case  "xml", ".xml":
-            data, err = gxml.ToJson(data)
-            if err != nil {
-                return nil, err
-            }
+        case "json", ".json":
+            // ok
+        case "xml", ".xml":
+            // TODO UseNumber
+            b, err = gxml.ToJson(b)
 
-        case   "yml", "yaml", ".yml", ".yaml":
-            data, err = gyaml.ToJson(data)
-            if err != nil {
-                return nil, err
-            }
+        case "yml", "yaml", ".yml", ".yaml":
+            // TODO UseNumber
+            b, err = gyaml.ToJson(b)
 
-        case  "toml", ".toml":
-            data, err = gtoml.ToJson(data)
-            if err != nil {
-                return nil, err
-            }
+        case "toml", ".toml":
+            // TODO UseNumber
+            b, err = gtoml.ToJson(b)
+
+        default:
+            err = errors.New("nonsupport type " + t)
+    }
+    if err != nil {
+        return nil, err
     }
     if result == nil {
-        if err := json.Unmarshal(data, &result); err != nil {
+        decoder := json.NewDecoder(bytes.NewReader(b))
+        decoder.UseNumber()
+        if err := decoder.Decode(&result); err != nil {
             return nil, err
         }
+        switch result.(type) {
+            case string, []byte:
+                return nil, fmt.Errorf(`json decoding failed for content: %s`, string(b))
+        }
     }
-    return New(result), nil
+    return New(result, unsafe...), nil
 }
 
-// 设置自定义的层级分隔符号
+// SetSplitChar sets the separator char for hierarchical data access.
 func (j *Json) SetSplitChar(char byte) {
     j.mu.Lock()
     j.c = char
     j.mu.Unlock()
 }
 
-// 设置是否执行层级冲突检查，当键名中存在层级符号时需要开启该特性，默认为关闭。
-// 开启比较耗性能，也不建议允许键名中存在分隔符，最好在应用端避免这种情况。
-func (j *Json) SetViolenceCheck(check bool) {
+// SetViolenceCheck enables/disables violence check for hierarchical data access.
+func (j *Json) SetViolenceCheck(enabled bool) {
     j.mu.Lock()
-    j.vc = check
+    j.vc = enabled
     j.mu.Unlock()
 }
 
-// 将指定的json内容转换为指定结构返回，查找失败或者转换失败，目标对象转换为nil
-// 注意第二个参数需要给的是**变量地址**
+// GetToVar gets the value by specified <pattern>,
+// and converts it to specified golang variable <v>.
+// The <v> should be a pointer type.
 func (j *Json) GetToVar(pattern string, v interface{}) error {
     r := j.Get(pattern)
     if r != nil {
@@ -193,19 +216,18 @@ func (j *Json) GetToVar(pattern string, v interface{}) error {
     return nil
 }
 
-// 获得一个键值对关联数组/哈希表，方便操作，不需要自己做类型转换
-// 注意，如果获取的值不存在，或者类型与json类型不匹配，那么将会返回nil
+// GetMap gets the value by specified <pattern>,
+// and converts it to map[string]interface{}.
 func (j *Json) GetMap(pattern string) map[string]interface{} {
     result := j.Get(pattern)
     if result != nil {
-        if r, ok := result.(map[string]interface{}); ok {
-            return r
-        }
+        return gconv.Map(result)
     }
     return nil
 }
 
-// 将检索值转换为Json对象指针返回
+// GetJson gets the value by specified <pattern>,
+// and converts it to a Json object.
 func (j *Json) GetJson(pattern string) *Json {
     result := j.Get(pattern)
     if result != nil {
@@ -214,28 +236,39 @@ func (j *Json) GetJson(pattern string) *Json {
     return nil
 }
 
-// 获得一个数组[]interface{}，方便操作，不需要自己做类型转换
-// 注意，如果获取的值不存在，或者类型与json类型不匹配，那么将会返回nil
-func (j *Json) GetArray(pattern string) []interface{} {
-    result := j.Get(pattern)
-    if result != nil {
-        if r, ok := result.([]interface{}); ok {
-            return r
+// GetJsons gets the value by specified <pattern>,
+// and converts it to a slice of Json object.
+func (j *Json) GetJsons(pattern string) []*Json {
+    array := j.GetArray(pattern)
+    if len(array) > 0 {
+        jsons := make([]*Json, len(array))
+        for i := 0; i < len(array); i++ {
+            jsons[i] = New(array[i], !j.mu.IsSafe())
         }
+        return jsons
     }
     return nil
 }
 
-// 返回指定json中的string
+// GetArray gets the value by specified <pattern>,
+// and converts it to a slice of []interface{}.
+func (j *Json) GetArray(pattern string) []interface{} {
+    return gconv.Interfaces(j.Get(pattern))
+}
+
+// GetString gets the value by specified <pattern>,
+// and converts it to string.
 func (j *Json) GetString(pattern string) string {
     return gconv.String(j.Get(pattern))
 }
 
-// 返回指定json中的strings(转换为[]string数组)
+// GetStrings gets the value by specified <pattern>,
+// and converts it to a slice of []string.
 func (j *Json) GetStrings(pattern string) []string {
     return gconv.Strings(j.Get(pattern))
 }
 
+// See GetArray.
 func (j *Json) GetInterfaces(pattern string) []interface{} {
     return gconv.Interfaces(j.Get(pattern))
 }
@@ -248,7 +281,10 @@ func (j *Json) GetTimeDuration(pattern string) time.Duration {
     return gconv.TimeDuration(j.Get(pattern))
 }
 
-// 返回指定json中的bool(false:"", 0, false, off)
+// GetBool gets the value by specified <pattern>,
+// and converts it to bool.
+// It returns false when value is: "", 0, false, off, nil;
+// or returns true instead.
 func (j *Json) GetBool(pattern string) bool {
     return gconv.Bool(j.Get(pattern))
 }
@@ -309,25 +345,29 @@ func (j *Json) GetFloats(pattern string) []float64 {
     return gconv.Floats(j.Get(pattern))
 }
 
-// 将指定变量转换为struct对象(对象属性赋值)
+// GetToStruct gets the value by specified <pattern>,
+// and converts it to specified object <objPointer>.
+// The <objPointer> should be the pointer to an object.
 func (j *Json) GetToStruct(pattern string, objPointer interface{}) error {
     return gconv.Struct(j.Get(pattern), objPointer)
 }
 
-// 动态设置层级变量
+// Set sets value with specified <pattern>.
+// It supports hierarchical data access by char separator, which is '.' in default.
 func (j *Json) Set(pattern string, value interface{}) error {
     return j.setValue(pattern, value, false)
 }
 
-// 动态删除层级变量
+// Remove deletes value with specified <pattern>.
+// It supports hierarchical data access by char separator, which is '.' in default.
 func (j *Json) Remove(pattern string) error {
     return j.setValue(pattern, nil, true)
 }
 
-// 根据pattern查找并设置数据
-// 注意：
-// 1、写入的value为nil且removed为true时，表示删除;
-// 2、里面的层级处理比较复杂，逻辑较复杂的地方在于层级检索及节点创建，叶子赋值;
+// Set <value> by <pattern>.
+// Notice:
+// 1. If value is nil and removed is true, means deleting this value;
+// 2. It's quite complicated in hierarchical data search, node creating and data assignment;
 func (j *Json) setValue(pattern string, value interface{}, removed bool) error {
     array   := strings.Split(pattern, string(j.c))
     length  := len(array)
@@ -346,144 +386,144 @@ func (j *Json) setValue(pattern string, value interface{}, removed bool) error {
     defer j.mu.Unlock()
     for i:= 0; i < length; i++ {
         switch (*pointer).(type) {
-        case map[string]interface{}:
-            if i == length - 1 {
-                if removed && value == nil {
-                    // 删除map元素
-                    delete((*pointer).(map[string]interface{}), array[i])
-                } else {
-                    (*pointer).(map[string]interface{})[array[i]] = value
-                }
-            } else {
-                // 当键名不存在的情况这里会进行处理
-                if v, ok := (*pointer).(map[string]interface{})[array[i]]; !ok {
-                    if removed && value == nil {
-                        goto done
-                    }
-                    // 创建新节点
-                    if gstr.IsNumeric(array[i + 1]) {
-                        // 创建array节点
-                        n, _ := strconv.Atoi(array[i + 1])
-                        var v interface{} = make([]interface{}, n + 1)
-                        pparent = j.setPointerWithValue(pointer, array[i], v)
-                        pointer = &v
-                    } else {
-                        // 创建map节点
-                        var v interface{} = make(map[string]interface{})
-                        pparent = j.setPointerWithValue(pointer, array[i], v)
-                        pointer = &v
-                    }
-                } else {
-                    pparent = pointer
-                    pointer = &v
-                }
-            }
-
-        case []interface{}:
-            // 键名与当前指针类型不符合，需要执行**覆盖操作**
-            if !gstr.IsNumeric(array[i]) {
+            case map[string]interface{}:
                 if i == length - 1 {
-                    *pointer = map[string]interface{}{ array[i] : value }
+                    if removed && value == nil {
+                        // 删除map元素
+                        delete((*pointer).(map[string]interface{}), array[i])
+                    } else {
+                        (*pointer).(map[string]interface{})[array[i]] = value
+                    }
                 } else {
-                    var v interface{} = make(map[string]interface{})
-                    *pointer = v
-                    pparent  = pointer
-                    pointer  = &v
+                    // 当键名不存在的情况这里会进行处理
+                    if v, ok := (*pointer).(map[string]interface{})[array[i]]; !ok {
+                        if removed && value == nil {
+                            goto done
+                        }
+                        // 创建新节点
+                        if gstr.IsNumeric(array[i + 1]) {
+                            // 创建array节点
+                            n, _ := strconv.Atoi(array[i + 1])
+                            var v interface{} = make([]interface{}, n + 1)
+                            pparent = j.setPointerWithValue(pointer, array[i], v)
+                            pointer = &v
+                        } else {
+                            // 创建map节点
+                            var v interface{} = make(map[string]interface{})
+                            pparent = j.setPointerWithValue(pointer, array[i], v)
+                            pointer = &v
+                        }
+                    } else {
+                        pparent = pointer
+                        pointer = &v
+                    }
                 }
-                continue
-            }
 
-            valn, err := strconv.Atoi(array[i])
-            if err != nil {
-                return err
-            }
-            // 叶子节点
-            if i == length - 1 {
-                if len((*pointer).([]interface{})) > valn {
-                    if removed && value == nil {
-                        // 删除数据元素
-                        j.setPointerWithValue(pparent, array[i - 1], append((*pointer).([]interface{})[ : valn], (*pointer).([]interface{})[valn + 1 : ]...))
+            case []interface{}:
+                // 键名与当前指针类型不符合，需要执行**覆盖操作**
+                if !gstr.IsNumeric(array[i]) {
+                    if i == length - 1 {
+                        *pointer = map[string]interface{}{ array[i] : value }
                     } else {
-                        (*pointer).([]interface{})[valn] = value
-                    }
-                } else {
-                    if removed && value == nil {
-                        goto done
-                    }
-                    if pparent == nil {
-                        // 表示根节点
-                        j.setPointerWithValue(pointer, array[i], value)
-                    } else {
-                        // 非根节点
-                        s := make([]interface{}, valn + 1)
-                        copy(s, (*pointer).([]interface{}))
-                        s[valn] = value
-                        j.setPointerWithValue(pparent, array[i - 1], s)
+                        var v interface{} = make(map[string]interface{})
+                        *pointer = v
+                        pparent  = pointer
+                        pointer  = &v
                     }
+                    continue
                 }
-            } else {
-                if gstr.IsNumeric(array[i + 1]) {
-                    n, _ := strconv.Atoi(array[i + 1])
+
+                valn, err := strconv.Atoi(array[i])
+                if err != nil {
+                    return err
+                }
+                // 叶子节点
+                if i == length - 1 {
                     if len((*pointer).([]interface{})) > valn {
-                        (*pointer).([]interface{})[valn] = make([]interface{}, n + 1)
-                        pparent                          = pointer
-                        pointer                          = &(*pointer).([]interface{})[valn]
+                        if removed && value == nil {
+                            // 删除数据元素
+                            j.setPointerWithValue(pparent, array[i - 1], append((*pointer).([]interface{})[ : valn], (*pointer).([]interface{})[valn + 1 : ]...))
+                        } else {
+                            (*pointer).([]interface{})[valn] = value
+                        }
                     } else {
                         if removed && value == nil {
                             goto done
                         }
-                        var v interface{} = make([]interface{}, n + 1)
+                        if pparent == nil {
+                            // 表示根节点
+                            j.setPointerWithValue(pointer, array[i], value)
+                        } else {
+                            // 非根节点
+                            s := make([]interface{}, valn + 1)
+                            copy(s, (*pointer).([]interface{}))
+                            s[valn] = value
+                            j.setPointerWithValue(pparent, array[i - 1], s)
+                        }
+                    }
+                } else {
+                    if gstr.IsNumeric(array[i + 1]) {
+                        n, _ := strconv.Atoi(array[i + 1])
+                        if len((*pointer).([]interface{})) > valn {
+                            (*pointer).([]interface{})[valn] = make([]interface{}, n + 1)
+                            pparent                          = pointer
+                            pointer                          = &(*pointer).([]interface{})[valn]
+                        } else {
+                            if removed && value == nil {
+                                goto done
+                            }
+                            var v interface{} = make([]interface{}, n + 1)
+                            pparent = j.setPointerWithValue(pointer, array[i], v)
+                            pointer = &v
+                        }
+                    } else {
+                        var v interface{} = make(map[string]interface{})
                         pparent = j.setPointerWithValue(pointer, array[i], v)
                         pointer = &v
                     }
-                } else {
-                    var v interface{} = make(map[string]interface{})
-                    pparent = j.setPointerWithValue(pointer, array[i], v)
-                    pointer = &v
                 }
-            }
 
             // 如果当前指针指向的变量不是引用类型的，
             // 那么修改变量必须通过父级进行修改，即 pparent
-        default:
-            if removed && value == nil {
-                goto done
-            }
-            if gstr.IsNumeric(array[i]) {
-                n, _    := strconv.Atoi(array[i])
-                s       := make([]interface{}, n + 1)
-                if i == length - 1 {
-                    s[n] = value
+            default:
+                if removed && value == nil {
+                    goto done
                 }
-                if pparent != nil {
-                    pparent = j.setPointerWithValue(pparent, array[i - 1], s)
-                } else {
-                    *pointer = s
-                    pparent  = pointer
-                }
-            } else {
-                var v interface{} = make(map[string]interface{})
-                if i == length - 1 {
-                    v = map[string]interface{}{
-                        array[i] : value,
+                if gstr.IsNumeric(array[i]) {
+                    n, _    := strconv.Atoi(array[i])
+                    s       := make([]interface{}, n + 1)
+                    if i == length - 1 {
+                        s[n] = value
+                    }
+                    if pparent != nil {
+                        pparent = j.setPointerWithValue(pparent, array[i - 1], s)
+                    } else {
+                        *pointer = s
+                        pparent  = pointer
                     }
-                }
-                if pparent != nil {
-                    pparent = j.setPointerWithValue(pparent, array[i - 1], v)
                 } else {
-                    *pointer = v
-                    pparent  = pointer
+                    var v interface{} = make(map[string]interface{})
+                    if i == length - 1 {
+                        v = map[string]interface{}{
+                            array[i] : value,
+                        }
+                    }
+                    if pparent != nil {
+                        pparent = j.setPointerWithValue(pparent, array[i - 1], v)
+                    } else {
+                        *pointer = v
+                        pparent  = pointer
+                    }
+                    pointer = &v
                 }
-                pointer = &v
-            }
-
         }
     }
 done:
     return nil
 }
 
-// 数据结构转换，map参数必须转换为map[string]interface{}，数组参数必须转换为[]interface{}
+// Convert <value> to map[string]interface{} or []interface{},
+// which can be supported for hierarchical data access.
 func (j *Json) convertValue(value interface{}) interface{} {
     switch value.(type) {
         case map[string]interface{}:
@@ -503,7 +543,7 @@ func (j *Json) convertValue(value interface{}) interface{} {
                 case reflect.Map:    return gconv.Map(value)
                 case reflect.Struct: return gconv.Map(value)
                 default:
-                    // 最后使用JSON编解码
+                    // Use json decode/encode at last.
                     b, _ := Encode(value)
                     v, _ := Decode(b)
                     return v
@@ -511,8 +551,8 @@ func (j *Json) convertValue(value interface{}) interface{} {
     }
 }
 
-// 用于Set方法中，对指针指向的内存地址进行赋值
-// 返回修改后的父级指针
+// Set <key>:<value> to <pointer>, the <key> may be a map key or slice index.
+// It returns the pointer to the new value set.
 func (j *Json) setPointerWithValue(pointer *interface{}, key string, value interface{}) *interface{} {
     switch (*pointer).(type) {
         case map[string]interface{}:
@@ -536,9 +576,12 @@ func (j *Json) setPointerWithValue(pointer *interface{}, key string, value inter
     return pointer
 }
 
-// 根据约定字符串方式访问json解析数据，参数形如： "items.name.first", "list.0"; 当pattern为空时，表示获取所有数据;
-// 返回的结果类型的interface{}，因此需要自己做类型转换;
-// 如果找不到对应节点的数据，返回nil;
+// Get returns value by specified <pattern>.
+// It returns all values of current Json object, if <pattern> is empty or not specified.
+// It returns nil if no value found by <pattern>.
+//
+// We can also access slice item by its index number in <pattern>,
+// eg: "items.name.first", "list.10".
 func (j *Json) Get(pattern...string) interface{} {
     j.mu.RLock()
     defer j.mu.RUnlock()
@@ -559,13 +602,14 @@ func (j *Json) Get(pattern...string) interface{} {
     return nil
 }
 
-// 判断锁给定pattern是否数据存在
+// Contains checks whether the value by specified <pattern> exist.
 func (j *Json) Contains(pattern...string) bool {
     return j.Get(pattern...) != nil
 }
 
-// 计算指定pattern的元素长度(pattern对应数据类型为map/slice时有效)。
-// 当pattern对应的数据类型非map/slice时，返回-1。
+// Len returns the length/size of the value by specified <pattern>.
+// The target value by <pattern> should be type of slice or map.
+// It returns -1 if the target value is not found, or its type is invalid.
 func (j *Json) Len(pattern string) int {
     p := j.getPointerByPattern(pattern)
     if p != nil {
@@ -581,7 +625,8 @@ func (j *Json) Len(pattern string) int {
     return -1
 }
 
-// 指定pattern追加元素
+// Append appends value to the value by specified <pattern>.
+// The target value by <pattern> should be type of slice.
 func (j *Json) Append(pattern string, value interface{}) error {
     p := j.getPointerByPattern(pattern)
     if p == nil {
@@ -594,7 +639,7 @@ func (j *Json) Append(pattern string, value interface{}) error {
     return fmt.Errorf("invalid variable type of %s", pattern)
 }
 
-// 根据pattern获取对应元素项的指针
+// Get a pointer to the value by specified <pattern>.
 func (j *Json) getPointerByPattern(pattern string) *interface{} {
     if j.vc {
         return j.getPointerByPatternWithViolenceCheck(pattern)
@@ -603,18 +648,7 @@ func (j *Json) getPointerByPattern(pattern string) *interface{} {
     }
 }
 
-// 根据pattern层级查找**变量指针**, 执行冲突检测。
-// 检索方式：例如检索 a.a.a ，值为1
-// 1. 检索 a.a.a.a 是否存在对应map的键名；
-// 2. 检索 a.a.a   是否存在对应map的键名；
-// 3. 检索 a.a     是否存在对应map的键名；
-// 4. 检索 a       是否存在对应map的键名，如果检索出这是一个map，假如为变量m1；
-// 5. 在m1中检索 a.a.a 否存在对应map的键名；
-// 6. 在m1中检索 a.a   否存在对应map的键名；
-// 7. 在m1中检索 a     否存在对应map的键名，如果检索出这是一个map，假如为变量m2；
-// 8. 在m2中检索 a.a   否存在对应map的键名；
-// 9. 在m2中检索 a     否存在对应map的键名，检索到有值，值为1；
-// 这样检索的复杂度很高，主要是为了避免键名中存在分隔符号(默认为".")的情况，避免歧义。
+// Get a pointer to the value of specified <pattern> with violence check.
 func (j *Json) getPointerByPatternWithViolenceCheck(pattern string) *interface{} {
     if !j.vc {
         return j.getPointerByPatternWithoutViolenceCheck(pattern)
@@ -640,7 +674,7 @@ func (j *Json) getPointerByPatternWithViolenceCheck(pattern string) *interface{}
                 pointer = r
             }
         } else {
-            // 查找下一个分割符号的索引位置
+            // Get the position for next separator char.
             index = strings.LastIndexByte(pattern[start:index], j.c)
             if index != -1 && length > 0 {
                 index += length + 1
@@ -653,7 +687,7 @@ func (j *Json) getPointerByPatternWithViolenceCheck(pattern string) *interface{}
     return nil
 }
 
-// 层级检索，内部不执行分隔符冲突检查，检索效率会有所提高，但是冲突需要开发者自己根据自定义的分隔符来进行解决
+// Get a pointer to the value of specified <pattern>, with no violence check.
 func (j *Json) getPointerByPatternWithoutViolenceCheck(pattern string) *interface{} {
     if j.vc {
         return j.getPointerByPatternWithViolenceCheck(pattern)
@@ -677,8 +711,8 @@ func (j *Json) getPointerByPatternWithoutViolenceCheck(pattern string) *interfac
     return nil
 }
 
-// 判断给定的key在当前的pointer下是否有值，并返回对应的pointer,
-// 注意这里返回的指针都是临时变量的内存地址
+// Check whether there's value by <key> in specified <pointer>.
+// It returns a pointer to the value.
 func (j *Json) checkPatternByPointer(key string, pointer *interface{}) *interface{} {
     switch (*pointer).(type) {
         case map[string]interface{}:
@@ -696,7 +730,8 @@ func (j *Json) checkPatternByPointer(key string, pointer *interface{}) *interfac
     return nil
 }
 
-// 转换为map[string]interface{}类型,如果转换失败，返回nil
+// ToMap converts current Json object to map[string]interface{}.
+// It returns nil if fails.
 func (j *Json) ToMap() map[string]interface{} {
     j.mu.RLock()
     defer j.mu.RUnlock()
@@ -708,15 +743,16 @@ func (j *Json) ToMap() map[string]interface{} {
     }
 }
 
-// 转换为[]interface{}类型,如果转换失败，返回nil
+// ToArray converts current Json object to []interface{}.
+// It returns nil if fails.
 func (j *Json) ToArray() []interface{} {
     j.mu.RLock()
     defer j.mu.RUnlock()
     switch (*(j.p)).(type) {
-    case []interface{}:
-        return (*(j.p)).([]interface{})
-    default:
-        return nil
+        case []interface{}:
+            return (*(j.p)).([]interface{})
+        default:
+            return nil
     }
 }
 
@@ -724,42 +760,73 @@ func (j *Json) ToXml(rootTag...string) ([]byte, error) {
     return gxml.Encode(j.ToMap(), rootTag...)
 }
 
+func (j *Json) ToXmlString(rootTag...string) (string, error) {
+    b, e := j.ToXml(rootTag...)
+    return string(b), e
+}
+
 func (j *Json) ToXmlIndent(rootTag...string) ([]byte, error) {
     return gxml.EncodeWithIndent(j.ToMap(), rootTag...)
 }
 
+func (j *Json) ToXmlIndentString(rootTag...string) (string, error) {
+    b, e := j.ToXmlIndent(rootTag...)
+    return string(b), e
+}
+
 func (j *Json) ToJson() ([]byte, error) {
     j.mu.RLock()
     defer j.mu.RUnlock()
     return Encode(*(j.p))
 }
 
+func (j *Json) ToJsonString() (string, error) {
+    b, e := j.ToJson()
+    return string(b), e
+}
+
 func (j *Json) ToJsonIndent() ([]byte, error) {
     j.mu.RLock()
     defer j.mu.RUnlock()
     return json.MarshalIndent(*(j.p), "", "\t")
 }
 
+func (j *Json) ToJsonIndentString() (string, error) {
+    b, e := j.ToJsonIndent()
+    return string(b), e
+}
+
 func (j *Json) ToYaml() ([]byte, error) {
     j.mu.RLock()
     defer j.mu.RUnlock()
     return gyaml.Encode(*(j.p))
 }
 
+func (j *Json) ToYamlString() (string, error) {
+    b, e := j.ToYaml()
+    return string(b), e
+}
+
 func (j *Json) ToToml() ([]byte, error) {
     j.mu.RLock()
     defer j.mu.RUnlock()
     return gtoml.Encode(*(j.p))
 }
 
-// 转换为指定的struct对象
-func (j *Json) ToStruct(o interface{}) error {
-    j.mu.RLock()
-    defer j.mu.RUnlock()
-    return gconv.Struct(*(j.p), o)
+func (j *Json) ToTomlString() (string, error) {
+    b, e := j.ToToml()
+    return string(b), e
 }
 
-// 打印Json对象
+// ToStruct converts current Json object to specified object.
+// The <objPointer> should be a pointer type.
+func (j *Json) ToStruct(objPointer interface{}) error {
+    j.mu.RLock()
+    defer j.mu.RUnlock()
+    return gconv.Struct(*(j.p), objPointer)
+}
+
+// Dump prints current Json object with more manually readable.
 func (j *Json) Dump() error {
     j.mu.RLock()
     defer j.mu.RUnlock()

g/encoding/gjson/gjson_unit_basic_test.go

@@ -0,0 +1,253 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gjson_test
+
+import (
+    "github.com/gogf/gf/g"
+    "github.com/gogf/gf/g/encoding/gjson"
+    "github.com/gogf/gf/g/test/gtest"
+    "testing"
+)
+
+func Test_New(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        j := gjson.New(data)
+        gtest.Assert(j.Get("n"), "123456789")
+        gtest.Assert(j.Get("m"), g.Map{"k" : "v"})
+        gtest.Assert(j.Get("a"), g.Slice{1, 2, 3})
+    })
+}
+
+func Test_NewUnsafe(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        j := gjson.NewUnsafe(data)
+        gtest.Assert(j.Get("n"),   "123456789")
+        gtest.Assert(j.Get("m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("m.k"), "v")
+        gtest.Assert(j.Get("a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("a.1"), 2)
+    })
+}
+
+func Test_Valid(t *testing.T) {
+    data1 := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    data2 := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]`)
+    gtest.Case(t, func() {
+        gtest.Assert(gjson.Valid(data1), true)
+        gtest.Assert(gjson.Valid(data2), false)
+    })
+}
+
+func Test_Encode(t *testing.T) {
+    value := g.Slice{1, 2, 3}
+    gtest.Case(t, func() {
+        b, err := gjson.Encode(value)
+        gtest.Assert(err, nil)
+        gtest.Assert(b,   []byte(`[1,2,3]`))
+    })
+}
+
+func Test_Decode(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        v, err := gjson.Decode(data)
+        gtest.Assert(err, nil)
+        gtest.Assert(v, g.Map{
+            "n" : 123456789,
+            "a" : g.Slice{1, 2, 3},
+            "m" : g.Map{
+                "k" : "v",
+            },
+        })
+    })
+    gtest.Case(t, func() {
+        var v interface{}
+        err := gjson.DecodeTo(data, &v)
+        gtest.Assert(err, nil)
+        gtest.Assert(v, g.Map{
+            "n" : 123456789,
+            "a" : g.Slice{1, 2, 3},
+            "m" : g.Map{
+                "k" : "v",
+            },
+        })
+    })
+    gtest.Case(t, func() {
+        j, err := gjson.DecodeToJson(data)
+        gtest.Assert(err,          nil)
+        gtest.Assert(j.Get("n"),   "123456789")
+        gtest.Assert(j.Get("m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("m.k"), "v")
+        gtest.Assert(j.Get("a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("a.1"), 2)
+    })
+}
+
+func Test_SplitChar(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        j, err := gjson.DecodeToJson(data)
+        j.SetSplitChar(byte('#'))
+        gtest.Assert(err, nil)
+        gtest.Assert(j.Get("n"),   "123456789")
+        gtest.Assert(j.Get("m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("m#k"), "v")
+        gtest.Assert(j.Get("a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("a#1"), 2)
+    })
+}
+
+func Test_ViolenceCheck(t *testing.T) {
+    data := []byte(`{"m":{"a":[1,2,3], "v1.v2":"4"}}`)
+    gtest.Case(t, func() {
+        j, err := gjson.DecodeToJson(data)
+        gtest.Assert(err, nil)
+        gtest.Assert(j.Get("m.a.2"),   3)
+        gtest.Assert(j.Get("m.v1.v2"), nil)
+        j.SetViolenceCheck(true)
+        gtest.Assert(j.Get("m.v1.v2"), 4)
+    })
+}
+
+func Test_GetToVar(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        var m map[string]string
+        var n int
+        var a []int
+        j, err := gjson.DecodeToJson(data)
+        gtest.Assert(err, nil)
+
+        j.GetToVar("n", &n)
+        j.GetToVar("m", &m)
+        j.GetToVar("a", &a)
+
+        gtest.Assert(n, "123456789")
+        gtest.Assert(m, g.Map{"k" : "v"})
+        gtest.Assert(a, g.Slice{1, 2, 3})
+    })
+}
+
+func Test_GetMap(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        j, err := gjson.DecodeToJson(data)
+        gtest.Assert(err, nil)
+        gtest.Assert(j.GetMap("n"), nil)
+        gtest.Assert(j.GetMap("m"), g.Map{"k" : "v"})
+        gtest.Assert(j.GetMap("a"), nil)
+    })
+}
+
+func Test_GetJson(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        j, err := gjson.DecodeToJson(data)
+        gtest.Assert(err, nil)
+        j2 := j.GetJson("m")
+        gtest.AssertNE(j2, nil)
+        gtest.Assert(j2.Get("k"), "v")
+        gtest.Assert(j2.Get("a"), nil)
+        gtest.Assert(j2.Get("n"), nil)
+    })
+}
+
+func Test_GetArray(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        j, err := gjson.DecodeToJson(data)
+        gtest.Assert(err, nil)
+        gtest.Assert(j.GetArray("n"), g.Array{123456789})
+        gtest.Assert(j.GetArray("m"), g.Array{g.Map{"k":"v"}})
+        gtest.Assert(j.GetArray("a"), g.Array{1,2,3})
+    })
+}
+
+func Test_GetString(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        j, err := gjson.DecodeToJson(data)
+        gtest.Assert(err, nil)
+        gtest.AssertEQ(j.GetString("n"), "123456789")
+        gtest.AssertEQ(j.GetString("m"), `{"k":"v"}`)
+        gtest.AssertEQ(j.GetString("a"), `[1,2,3]`)
+        gtest.AssertEQ(j.GetString("i"), "")
+    })
+}
+
+func Test_GetStrings(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        j, err := gjson.DecodeToJson(data)
+        gtest.Assert(err, nil)
+        gtest.AssertEQ(j.GetStrings("n"), g.SliceStr{"123456789"})
+        gtest.AssertEQ(j.GetStrings("m"), g.SliceStr{`{"k":"v"}`})
+        gtest.AssertEQ(j.GetStrings("a"), g.SliceStr{"1", "2", "3"})
+        gtest.AssertEQ(j.GetStrings("i"), nil)
+    })
+}
+
+func Test_GetInterfaces(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        j, err := gjson.DecodeToJson(data)
+        gtest.Assert(err, nil)
+        gtest.AssertEQ(j.GetInterfaces("n"), g.Array{123456789})
+        gtest.AssertEQ(j.GetInterfaces("m"), g.Array{g.Map{"k":"v"}})
+        gtest.AssertEQ(j.GetInterfaces("a"), g.Array{1,2,3})
+    })
+}
+
+func Test_Len(t *testing.T) {
+    gtest.Case(t, func() {
+        p := gjson.New(nil)
+        p.Append("a", 1)
+        p.Append("a", 2)
+        gtest.Assert(p.Len("a"), 2)
+    })
+    gtest.Case(t, func() {
+        p := gjson.New(nil)
+        p.Append("a.b", 1)
+        p.Append("a.c", 2)
+        gtest.Assert(p.Len("a"), 2)
+    })
+    gtest.Case(t, func() {
+        p := gjson.New(nil)
+        p.Set("a", 1)
+        gtest.Assert(p.Len("a"), -1)
+    })
+}
+
+func Test_Append(t *testing.T) {
+    gtest.Case(t, func() {
+        p := gjson.New(nil)
+        p.Append("a", 1)
+        p.Append("a", 2)
+        gtest.Assert(p.Get("a"), g.Slice{1, 2})
+    })
+    gtest.Case(t, func() {
+        p := gjson.New(nil)
+        p.Append("a.b", 1)
+        p.Append("a.c", 2)
+        gtest.Assert(p.Get("a"), g.Map{
+            "b" : g.Slice{1},
+            "c" : g.Slice{2},
+        })
+    })
+    gtest.Case(t, func() {
+        p := gjson.New(nil)
+        p.Set("a", 1)
+        err := p.Append("a", 2)
+        gtest.AssertNE(err, nil)
+        gtest.Assert(p.Get("a"), 1)
+    })
+}
+
+
+

g/encoding/gjson/gjson_unit_load_test.go

@@ -0,0 +1,156 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gjson_test
+
+import (
+    "github.com/gogf/gf/g"
+    "github.com/gogf/gf/g/encoding/gjson"
+    "github.com/gogf/gf/g/os/gfile"
+    "github.com/gogf/gf/g/test/gtest"
+    "testing"
+)
+
+
+func Test_Load_JSON(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    // JSON
+    gtest.Case(t, func() {
+        j, err := gjson.LoadContent(data)
+        gtest.Assert(err,        nil)
+        gtest.Assert(j.Get("n"),   "123456789")
+        gtest.Assert(j.Get("m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("m.k"), "v")
+        gtest.Assert(j.Get("a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("a.1"), 2)
+    })
+    // JSON
+    gtest.Case(t, func() {
+        path := "test.json"
+        gfile.PutBinContents(path, data)
+        defer gfile.Remove(path)
+        j, err := gjson.Load(path)
+        gtest.Assert(err,          nil)
+        gtest.Assert(j.Get("n"),   "123456789")
+        gtest.Assert(j.Get("m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("m.k"), "v")
+        gtest.Assert(j.Get("a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("a.1"), 2)
+    })
+}
+
+func Test_Load_XML(t *testing.T) {
+    data := []byte(`<doc><a>1</a><a>2</a><a>3</a><m><k>v</k></m><n>123456789</n></doc>`)
+    // XML
+    gtest.Case(t, func() {
+        j, err := gjson.LoadContent(data)
+        gtest.Assert(err, nil)
+        gtest.Assert(j.Get("doc.n"),   "123456789")
+        gtest.Assert(j.Get("doc.m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("doc.m.k"), "v")
+        gtest.Assert(j.Get("doc.a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("doc.a.1"), 2)
+    })
+    // XML
+    gtest.Case(t, func() {
+        path := "test.xml"
+        gfile.PutBinContents(path, data)
+        defer gfile.Remove(path)
+        j, err := gjson.Load(path)
+        gtest.Assert(err, nil)
+        gtest.Assert(j.Get("doc.n"),   "123456789")
+        gtest.Assert(j.Get("doc.m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("doc.m.k"), "v")
+        gtest.Assert(j.Get("doc.a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("doc.a.1"), 2)
+    })
+}
+
+func Test_Load_YAML1(t *testing.T) {
+    data := []byte(`
+a:
+- 1
+- 2
+- 3
+m:
+ k: v
+"n": 123456789
+    `)
+    // YAML
+    gtest.Case(t, func() {
+        j, err := gjson.LoadContent(data)
+        gtest.Assert(err,          nil)
+        gtest.Assert(j.Get("n"),   "123456789")
+        gtest.Assert(j.Get("m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("m.k"), "v")
+        gtest.Assert(j.Get("a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("a.1"), 2)
+    })
+    // YAML
+    gtest.Case(t, func() {
+        path := "test.yaml"
+        gfile.PutBinContents(path, data)
+        defer gfile.Remove(path)
+        j, err := gjson.Load(path)
+        gtest.Assert(err,          nil)
+        gtest.Assert(j.Get("n"),   "123456789")
+        gtest.Assert(j.Get("m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("m.k"), "v")
+        gtest.Assert(j.Get("a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("a.1"), 2)
+    })
+}
+
+func Test_Load_YAML2(t *testing.T) {
+    data := []byte("i : 123456789")
+    gtest.Case(t, func() {
+        j, err := gjson.LoadContent(data)
+        gtest.Assert(err,          nil)
+        gtest.Assert(j.Get("i"),   "123456789")
+    })
+}
+
+func Test_Load_TOML1(t *testing.T) {
+    data := []byte(`
+a = ["1", "2", "3"]
+n = "123456789"
+
+[m]
+  k = "v"
+`)
+    // TOML
+    gtest.Case(t, func() {
+        j, err := gjson.LoadContent(data)
+        gtest.Assert(err,          nil)
+        gtest.Assert(j.Get("n"),   "123456789")
+        gtest.Assert(j.Get("m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("m.k"), "v")
+        gtest.Assert(j.Get("a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("a.1"), 2)
+    })
+    // TOML
+    gtest.Case(t, func() {
+        path := "test.toml"
+        gfile.PutBinContents(path, data)
+        defer gfile.Remove(path)
+        j, err := gjson.Load(path)
+        gtest.Assert(err,          nil)
+        gtest.Assert(j.Get("n"),   "123456789")
+        gtest.Assert(j.Get("m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("m.k"), "v")
+        gtest.Assert(j.Get("a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("a.1"), 2)
+    })
+}
+
+func Test_Load_TOML2(t *testing.T) {
+    data := []byte("i=123456789")
+    gtest.Case(t, func() {
+        j, err := gjson.LoadContent(data)
+        gtest.Assert(err,          nil)
+        gtest.Assert(j.Get("i"),   "123456789")
+    })
+}

g/encoding/gjson/gjson_unit_set_test.go

@@ -8,9 +8,7 @@ package gjson_test
 
 import (
     "bytes"
-    "github.com/gogf/gf/g"
     "github.com/gogf/gf/g/encoding/gjson"
-    "github.com/gogf/gf/g/test/gtest"
     "testing"
 )
 
@@ -174,7 +172,7 @@ func Test_Set10(t *testing.T) {
 
 func Test_Set11(t *testing.T) {
     e    := []byte(`{"a":{"b":{}}}`)
-    p, _ := gjson.LoadContent([]byte(`{"a":{"b":{"c":1}}}`), "json")
+    p, _ := gjson.LoadContent([]byte(`{"a":{"b":{"c":1}}}`))
     p.Remove("a.b.c")
     if c, err := p.ToJson(); err == nil {
         
@@ -230,51 +228,3 @@ func Test_Set14(t *testing.T) {
         t.Error(err)
     }
 }
-
-func Test_Len(t *testing.T) {
-    gtest.Case(t, func() {
-        p := gjson.New(nil)
-        p.Append("a", 1)
-        p.Append("a", 2)
-        gtest.Assert(p.Len("a"), 2)
-    })
-    gtest.Case(t, func() {
-        p := gjson.New(nil)
-        p.Append("a.b", 1)
-        p.Append("a.c", 2)
-        gtest.Assert(p.Len("a"), 2)
-    })
-    gtest.Case(t, func() {
-        p := gjson.New(nil)
-        p.Set("a", 1)
-        gtest.Assert(p.Len("a"), -1)
-    })
-}
-
-func Test_Append(t *testing.T) {
-    gtest.Case(t, func() {
-        p := gjson.New(nil)
-        p.Append("a", 1)
-        p.Append("a", 2)
-        gtest.Assert(p.Get("a"), g.Slice{1, 2})
-    })
-    gtest.Case(t, func() {
-        p := gjson.New(nil)
-        p.Append("a.b", 1)
-        p.Append("a.c", 2)
-        gtest.Assert(p.Get("a"), g.Map{
-            "b" : g.Slice{1},
-            "c" : g.Slice{2},
-        })
-    })
-    gtest.Case(t, func() {
-        p := gjson.New(nil)
-        p.Set("a", 1)
-        err := p.Append("a", 2)
-        gtest.AssertNE(err, nil)
-        gtest.Assert(p.Get("a"), 1)
-    })
-}
-
-
-

g/encoding/gparser/gparser.go

@@ -4,7 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gp.
 
-// Package gparser provides a flexible and easy way for accessing/converting variable and JSON/XML/YAML/TOML contents.
+// Package gparser provides convenient API for accessing/converting variable and JSON/XML/YAML/TOML.
 package gparser
 
 import (
@@ -16,13 +16,16 @@ type Parser struct {
     json *gjson.Json
 }
 
-// 将变量转换为Parser对象进行处理，该变量至少应当是一个map或者array，否者转换没有意义
-// value可以传递nil, 表示创建一个空的Parser对象
-func New (value interface{}, unsafe...bool) *Parser {
+// New creates a Parser object with any variable type of <data>,
+// but <data> should be a map or slice for data access reason,
+// or it will make no sense.
+// The <unsafe> param specifies whether using this Parser object
+// in un-concurrent-safe context, which is false in default.
+func New(value interface{}, unsafe...bool) *Parser {
     return &Parser{gjson.New(value, unsafe...)}
 }
 
-// 非并发安全Parser对象
+// NewUnsafe creates a un-concurrent-safe Parser object.
 func NewUnsafe (value...interface{}) *Parser {
     if len(value) > 0 {
         return &Parser{gjson.New(value[0], false)}
@@ -30,57 +33,64 @@ func NewUnsafe (value...interface{}) *Parser {
     return &Parser{gjson.New(nil, false)}
 }
 
-func Load (path string) (*Parser, error) {
-    if j, e := gjson.Load(path); e == nil {
+// Load loads content from specified file <path>,
+// and creates a Parser object from its content.
+func Load (path string, unsafe...bool) (*Parser, error) {
+    if j, e := gjson.Load(path, unsafe...); e == nil {
         return &Parser{j}, nil
     } else {
         return nil, e
     }
 }
 
-// 支持的数据内容格式：json(默认), xml, yaml/yml, toml
-func LoadContent (data []byte, dataType...string) (*Parser, error) {
-    if j, e := gjson.LoadContent(data, dataType...); e == nil {
+// LoadContent creates a Parser object from given content,
+// it checks the data type of <content> automatically,
+// supporting JSON, XML, YAML and TOML types of data.
+func LoadContent (data []byte, unsafe...bool) (*Parser, error) {
+    if j, e := gjson.LoadContent(data, unsafe...); e == nil {
         return &Parser{j}, nil
     } else {
         return nil, e
     }
 }
 
-// 设置自定义的层级分隔符号
+// SetSplitChar sets the separator char for hierarchical data access.
 func (p *Parser) SetSplitChar(char byte) {
     p.json.SetSplitChar(char)
 }
 
-// 设置是否执行层级冲突检查，当键名中存在层级符号时需要开启该特性，默认为关闭。
-// 开启比较耗性能，也不建议允许键名中存在分隔符，最好在应用端避免这种情况。
+// SetViolenceCheck enables/disables violence check for hierarchical data access.
 func (p *Parser) SetViolenceCheck(check bool) {
     p.json.SetViolenceCheck(check)
 }
 
-// 将指定的json内容转换为指定结构返回，查找失败或者转换失败，目标对象转换为nil
-// 注意第二个参数需要给的是变量地址
+// GetToVar gets the value by specified <pattern>,
+// and converts it to specified golang variable <v>.
+// The <v> should be a pointer type.
 func (p *Parser) GetToVar(pattern string, v interface{}) error {
     return p.json.GetToVar(pattern, v)
 }
 
-// 获得一个键值对关联数组/哈希表，方便操作，不需要自己做类型转换
-// 注意，如果获取的值不存在，或者类型与json类型不匹配，那么将会返回nil
+// GetMap gets the value by specified <pattern>,
+// and converts it to map[string]interface{}.
 func (p *Parser) GetMap(pattern string) map[string]interface{} {
     return p.json.GetMap(pattern)
 }
 
-// 获得一个数组[]interface{}，方便操作，不需要自己做类型转换
-// 注意，如果获取的值不存在，或者类型与json类型不匹配，那么将会返回nil
+// GetArray gets the value by specified <pattern>,
+// and converts it to a slice of []interface{}.
 func (p *Parser) GetArray(pattern string) []interface{} {
     return p.json.GetArray(pattern)
 }
 
-// 返回指定json中的string
+// GetString gets the value by specified <pattern>,
+// and converts it to string.
 func (p *Parser) GetString(pattern string) string {
     return p.json.GetString(pattern)
 }
 
+// GetStrings gets the value by specified <pattern>,
+// and converts it to a slice of []string.
 func (p *Parser) GetStrings(pattern string) []string {
     return p.json.GetStrings(pattern)
 }
@@ -97,7 +107,10 @@ func (p *Parser) GetTimeDuration(pattern string) time.Duration {
     return p.json.GetTimeDuration(pattern)
 }
 
-// 返回指定json中的bool(false:"", 0, false, off)
+// GetBool gets the value by specified <pattern>,
+// and converts it to bool.
+// It returns false when value is: "", 0, false, off, nil;
+// or returns true instead.
 func (p *Parser) GetBool(pattern string) bool {
     return p.json.GetBool(pattern)
 }
@@ -158,51 +171,60 @@ func (p *Parser) GetFloats(pattern string) []float64 {
     return p.json.GetFloats(pattern)
 }
 
-// 将指定变量转换为struct对象(对象属性赋值)
+// GetToStruct gets the value by specified <pattern>,
+// and converts it to specified object <objPointer>.
+// The <objPointer> should be the pointer to an object.
 func (p *Parser) GetToStruct(pattern string, objPointer interface{}) error {
     return p.json.GetToStruct(pattern, objPointer)
 }
 
-// 根据pattern查找并设置数据
-// 注意：写入的时候"."符号只能表示层级，不能使用带"."符号的键名
+// Set sets value with specified <pattern>.
+// It supports hierarchical data access by char separator, which is '.' in default.
 func (p *Parser) Set(pattern string, value interface{}) error {
     return p.json.Set(pattern, value)
 }
 
-// 计算指定pattern的元素长度(pattern对应数据类型为map[string]interface{}/[]interface{}时有效)
+// Len returns the length/size of the value by specified <pattern>.
+// The target value by <pattern> should be type of slice or map.
+// It returns -1 if the target value is not found, or its type is invalid.
 func (p *Parser) Len(pattern string) int {
     return p.json.Len(pattern)
 }
 
-// 指定pattern追加元素
+// Append appends value to the value by specified <pattern>.
+// The target value by <pattern> should be type of slice.
 func (p *Parser) Append(pattern string, value interface{}) error {
     return p.json.Append(pattern, value)
 }
 
-// 动态删除变量节点
+// Remove deletes value with specified <pattern>.
+// It supports hierarchical data access by char separator, which is '.' in default.
 func (p *Parser) Remove(pattern string) error {
     return p.json.Remove(pattern)
 }
 
-// 根据约定字符串方式访问json解析数据，参数形如： "items.name.first", "list.0"; 当pattern为空时，表示获取所有数据
-// 返回的结果类型的interface{}，因此需要自己做类型转换;
-// 如果找不到对应节点的数据，返回nil;
+// Get returns value by specified <pattern>.
+// It returns all values of current Json object, if <pattern> is empty or not specified.
+// It returns nil if no value found by <pattern>.
+//
+// We can also access slice item by its index number in <pattern>,
+// eg: "items.name.first", "list.10".
 func (p *Parser) Get(pattern...string) interface{} {
     return p.json.Get(pattern...)
 }
 
-// 转换为map[string]interface{}类型,如果转换失败，返回nil
+// ToMap converts current object values to map[string]interface{}.
+// It returns nil if fails.
 func (p *Parser) ToMap() map[string]interface{} {
     return p.json.ToMap()
 }
 
-// 转换为[]interface{}类型,如果转换失败，返回nil
+// ToArray converts current object values to []interface{}.
+// It returns nil if fails.
 func (p *Parser) ToArray() []interface{} {
     return p.json.ToArray()
 }
 
-/* 以下为数据文件格式转换，支持类型：xml, json, yaml/yml, toml */
-
 func (p *Parser) ToXml(rootTag...string) ([]byte, error) {
     return p.json.ToXml(rootTag...)
 }
@@ -227,12 +249,13 @@ func (p *Parser) ToToml() ([]byte, error) {
     return p.json.ToToml()
 }
 
-// 打印Json对象
+// Dump prints current Json object with more manually readable.
 func (p *Parser) Dump() error {
     return p.json.Dump()
 }
 
-// 将变量解析为对应的struct对象，注意传递的参数为struct对象指针
+// ToStruct converts current Json object to specified object.
+// The <objPointer> should be a pointer type.
 func (p *Parser) ToStruct(o interface{}) error {
     return p.json.ToStruct(o)
 }
@@ -261,7 +284,6 @@ func VarToToml(value interface{}) ([]byte, error) {
     return New(value).ToToml()
 }
 
-// 将变量解析为对应的struct对象，注意传递的参数为struct对象指针
 func VarToStruct(value interface{}, obj interface{}) error {
     return New(value).ToStruct(obj)
 }

g/encoding/gparser/gparser_unit_basic_test.go

@@ -0,0 +1,208 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gparser_test
+
+import (
+    "github.com/gogf/gf/g"
+    "github.com/gogf/gf/g/encoding/gparser"
+    "github.com/gogf/gf/g/test/gtest"
+    "testing"
+)
+
+func Test_New(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        j := gparser.New(data)
+        gtest.Assert(j.Get("n"), "123456789")
+        gtest.Assert(j.Get("m"), g.Map{"k" : "v"})
+        gtest.Assert(j.Get("a"), g.Slice{1, 2, 3})
+    })
+}
+
+func Test_NewUnsafe(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        j := gparser.NewUnsafe(data)
+        gtest.Assert(j.Get("n"),   "123456789")
+        gtest.Assert(j.Get("m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("m.k"), "v")
+        gtest.Assert(j.Get("a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("a.1"), 2)
+    })
+}
+
+func Test_Encode(t *testing.T) {
+    value := g.Slice{1, 2, 3}
+    gtest.Case(t, func() {
+        b, err := gparser.VarToJson(value)
+        gtest.Assert(err, nil)
+        gtest.Assert(b,   []byte(`[1,2,3]`))
+    })
+}
+
+func Test_Decode(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        j := gparser.New(data)
+        gtest.AssertNE(j,          nil)
+        gtest.Assert(j.Get("n"),   "123456789")
+        gtest.Assert(j.Get("m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("m.k"), "v")
+        gtest.Assert(j.Get("a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("a.1"), 2)
+    })
+}
+
+func Test_SplitChar(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        j := gparser.New(data)
+        j.SetSplitChar(byte('#'))
+        gtest.AssertNE(j, nil)
+        gtest.Assert(j.Get("n"),   "123456789")
+        gtest.Assert(j.Get("m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("m#k"), "v")
+        gtest.Assert(j.Get("a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("a#1"), 2)
+    })
+}
+
+func Test_ViolenceCheck(t *testing.T) {
+    data := []byte(`{"m":{"a":[1,2,3], "v1.v2":"4"}}`)
+    gtest.Case(t, func() {
+        j := gparser.New(data)
+        gtest.AssertNE(j, nil)
+        gtest.Assert(j.Get("m.a.2"),   3)
+        gtest.Assert(j.Get("m.v1.v2"), nil)
+        j.SetViolenceCheck(true)
+        gtest.Assert(j.Get("m.v1.v2"), 4)
+    })
+}
+
+func Test_GetToVar(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        var m map[string]string
+        var n int
+        var a []int
+        j := gparser.New(data)
+        gtest.AssertNE(j, nil)
+
+        j.GetToVar("n", &n)
+        j.GetToVar("m", &m)
+        j.GetToVar("a", &a)
+
+        gtest.Assert(n, "123456789")
+        gtest.Assert(m, g.Map{"k" : "v"})
+        gtest.Assert(a, g.Slice{1, 2, 3})
+    })
+}
+
+func Test_GetMap(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        j := gparser.New(data)
+        gtest.AssertNE(j, nil)
+        gtest.Assert(j.GetMap("n"), nil)
+        gtest.Assert(j.GetMap("m"), g.Map{"k" : "v"})
+        gtest.Assert(j.GetMap("a"), nil)
+    })
+}
+
+func Test_GetArray(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        j := gparser.New(data)
+        gtest.AssertNE(j, nil)
+        gtest.Assert(j.GetArray("n"), g.Array{123456789})
+        gtest.Assert(j.GetArray("m"), g.Array{g.Map{"k":"v"}})
+        gtest.Assert(j.GetArray("a"), g.Array{1,2,3})
+    })
+}
+
+func Test_GetString(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        j := gparser.New(data)
+        gtest.AssertNE(j, nil)
+        gtest.AssertEQ(j.GetString("n"), "123456789")
+        gtest.AssertEQ(j.GetString("m"), `{"k":"v"}`)
+        gtest.AssertEQ(j.GetString("a"), `[1,2,3]`)
+        gtest.AssertEQ(j.GetString("i"), "")
+    })
+}
+
+func Test_GetStrings(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        j := gparser.New(data)
+        gtest.AssertNE(j, nil)
+        gtest.AssertEQ(j.GetStrings("n"), g.SliceStr{"123456789"})
+        gtest.AssertEQ(j.GetStrings("m"), g.SliceStr{`{"k":"v"}`})
+        gtest.AssertEQ(j.GetStrings("a"), g.SliceStr{"1", "2", "3"})
+        gtest.AssertEQ(j.GetStrings("i"), nil)
+    })
+}
+
+func Test_GetInterfaces(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    gtest.Case(t, func() {
+        j := gparser.New(data)
+        gtest.AssertNE(j, nil)
+        gtest.AssertEQ(j.GetInterfaces("n"), g.Array{123456789})
+        gtest.AssertEQ(j.GetInterfaces("m"), g.Array{g.Map{"k":"v"}})
+        gtest.AssertEQ(j.GetInterfaces("a"), g.Array{1,2,3})
+    })
+}
+
+func Test_Len(t *testing.T) {
+    gtest.Case(t, func() {
+        p := gparser.New(nil)
+        p.Append("a", 1)
+        p.Append("a", 2)
+        gtest.Assert(p.Len("a"), 2)
+    })
+    gtest.Case(t, func() {
+        p := gparser.New(nil)
+        p.Append("a.b", 1)
+        p.Append("a.c", 2)
+        gtest.Assert(p.Len("a"), 2)
+    })
+    gtest.Case(t, func() {
+        p := gparser.New(nil)
+        p.Set("a", 1)
+        gtest.Assert(p.Len("a"), -1)
+    })
+}
+
+func Test_Append(t *testing.T) {
+    gtest.Case(t, func() {
+        p := gparser.New(nil)
+        p.Append("a", 1)
+        p.Append("a", 2)
+        gtest.Assert(p.Get("a"), g.Slice{1, 2})
+    })
+    gtest.Case(t, func() {
+        p := gparser.New(nil)
+        p.Append("a.b", 1)
+        p.Append("a.c", 2)
+        gtest.Assert(p.Get("a"), g.Map{
+            "b" : g.Slice{1},
+            "c" : g.Slice{2},
+        })
+    })
+    gtest.Case(t, func() {
+        p := gparser.New(nil)
+        p.Set("a", 1)
+        err := p.Append("a", 2)
+        gtest.AssertNE(err, nil)
+        gtest.Assert(p.Get("a"), 1)
+    })
+}
+
+
+

g/encoding/gparser/gparser_unit_load_test.go

@@ -0,0 +1,156 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gparser_test
+
+import (
+    "github.com/gogf/gf/g"
+    "github.com/gogf/gf/g/encoding/gparser"
+    "github.com/gogf/gf/g/os/gfile"
+    "github.com/gogf/gf/g/test/gtest"
+    "testing"
+)
+
+
+func Test_Load_JSON(t *testing.T) {
+    data := []byte(`{"n":123456789, "m":{"k":"v"}, "a":[1,2,3]}`)
+    // JSON
+    gtest.Case(t, func() {
+        j, err := gparser.LoadContent(data)
+        gtest.Assert(err,        nil)
+        gtest.Assert(j.Get("n"),   "123456789")
+        gtest.Assert(j.Get("m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("m.k"), "v")
+        gtest.Assert(j.Get("a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("a.1"), 2)
+    })
+    // JSON
+    gtest.Case(t, func() {
+        path := "test.json"
+        gfile.PutBinContents(path, data)
+        defer gfile.Remove(path)
+        j, err := gparser.Load(path)
+        gtest.Assert(err,          nil)
+        gtest.Assert(j.Get("n"),   "123456789")
+        gtest.Assert(j.Get("m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("m.k"), "v")
+        gtest.Assert(j.Get("a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("a.1"), 2)
+    })
+}
+
+func Test_Load_XML(t *testing.T) {
+    data := []byte(`<doc><a>1</a><a>2</a><a>3</a><m><k>v</k></m><n>123456789</n></doc>`)
+    // XML
+    gtest.Case(t, func() {
+        j, err := gparser.LoadContent(data)
+        gtest.Assert(err, nil)
+        gtest.Assert(j.Get("doc.n"),   "123456789")
+        gtest.Assert(j.Get("doc.m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("doc.m.k"), "v")
+        gtest.Assert(j.Get("doc.a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("doc.a.1"), 2)
+    })
+    // XML
+    gtest.Case(t, func() {
+        path := "test.xml"
+        gfile.PutBinContents(path, data)
+        defer gfile.Remove(path)
+        j, err := gparser.Load(path)
+        gtest.Assert(err, nil)
+        gtest.Assert(j.Get("doc.n"),   "123456789")
+        gtest.Assert(j.Get("doc.m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("doc.m.k"), "v")
+        gtest.Assert(j.Get("doc.a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("doc.a.1"), 2)
+    })
+}
+
+func Test_Load_YAML1(t *testing.T) {
+    data := []byte(`
+a:
+- 1
+- 2
+- 3
+m:
+ k: v
+"n": 123456789
+    `)
+    // YAML
+    gtest.Case(t, func() {
+        j, err := gparser.LoadContent(data)
+        gtest.Assert(err,          nil)
+        gtest.Assert(j.Get("n"),   "123456789")
+        gtest.Assert(j.Get("m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("m.k"), "v")
+        gtest.Assert(j.Get("a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("a.1"), 2)
+    })
+    // YAML
+    gtest.Case(t, func() {
+        path := "test.yaml"
+        gfile.PutBinContents(path, data)
+        defer gfile.Remove(path)
+        j, err := gparser.Load(path)
+        gtest.Assert(err,          nil)
+        gtest.Assert(j.Get("n"),   "123456789")
+        gtest.Assert(j.Get("m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("m.k"), "v")
+        gtest.Assert(j.Get("a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("a.1"), 2)
+    })
+}
+
+func Test_Load_YAML2(t *testing.T) {
+    data := []byte("i : 123456789")
+    gtest.Case(t, func() {
+        j, err := gparser.LoadContent(data)
+        gtest.Assert(err,          nil)
+        gtest.Assert(j.Get("i"),   "123456789")
+    })
+}
+
+func Test_Load_TOML1(t *testing.T) {
+    data := []byte(`
+a = ["1", "2", "3"]
+n = "123456789"
+
+[m]
+  k = "v"
+`)
+    // TOML
+    gtest.Case(t, func() {
+        j, err := gparser.LoadContent(data)
+        gtest.Assert(err,          nil)
+        gtest.Assert(j.Get("n"),   "123456789")
+        gtest.Assert(j.Get("m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("m.k"), "v")
+        gtest.Assert(j.Get("a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("a.1"), 2)
+    })
+    // TOML
+    gtest.Case(t, func() {
+        path := "test.toml"
+        gfile.PutBinContents(path, data)
+        defer gfile.Remove(path)
+        j, err := gparser.Load(path)
+        gtest.Assert(err,          nil)
+        gtest.Assert(j.Get("n"),   "123456789")
+        gtest.Assert(j.Get("m"),   g.Map{"k" : "v"})
+        gtest.Assert(j.Get("m.k"), "v")
+        gtest.Assert(j.Get("a"),   g.Slice{1, 2, 3})
+        gtest.Assert(j.Get("a.1"), 2)
+    })
+}
+
+func Test_Load_TOML2(t *testing.T) {
+    data := []byte("i=123456789")
+    gtest.Case(t, func() {
+        j, err := gparser.LoadContent(data)
+        gtest.Assert(err,          nil)
+        gtest.Assert(j.Get("i"),   "123456789")
+    })
+}

g/encoding/gparser/gparser_unit_set_test.go

@@ -4,8 +4,6 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://github.com/gogf/gf.
 
-// 单元测试
-
 package gparser_test
 
 import (
@@ -22,7 +20,6 @@ func Test_Set1(t *testing.T) {
     })
     p.Set("k1.k11", []int{1,2,3})
     if c, err := p.ToJson(); err == nil {
-        
         if bytes.Compare(c, []byte(`{"k1":{"k11":[1,2,3]},"k2":"v2"}`)) != 0 {
             t.Error("expect:", string(e))
         }
@@ -36,7 +33,6 @@ func Test_Set2(t *testing.T) {
     p := gparser.New([]string{"a"})
     p.Set("0.1", 1)
     if c, err := p.ToJson(); err == nil {
-        
         if bytes.Compare(c, e) != 0 {
             t.Error("expect:", string(e))
         }
@@ -48,11 +44,10 @@ func Test_Set2(t *testing.T) {
 func Test_Set3(t *testing.T) {
     e := []byte(`{"kv":{"k1":"v1"}}`)
     p := gparser.New([]string{"a"})
-    p.Set("kv", map[string]string{
+    p.Set("kv", map[string]string {
         "k1" : "v1",
     })
     if c, err := p.ToJson(); err == nil {
-        
         if bytes.Compare(c, e) != 0 {
             t.Error("expect:", string(e))
         }
@@ -68,7 +63,6 @@ func Test_Set4(t *testing.T) {
         "k1" : "v1",
     })
     if c, err := p.ToJson(); err == nil {
-        
         if bytes.Compare(c, e) != 0 {
             t.Error("expect:", string(e))
         }
@@ -82,7 +76,6 @@ func Test_Set5(t *testing.T) {
     p := gparser.New([]string{"a"})
     p.Set("0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0", []int{1,2,3})
     if c, err := p.ToJson(); err == nil {
-        
         if bytes.Compare(c, e) != 0 {
             t.Error("expect:", string(e))
         }
@@ -96,7 +89,6 @@ func Test_Set6(t *testing.T) {
     p := gparser.New([]string{"a"})
     p.Set("1", []int{1,2,3})
     if c, err := p.ToJson(); err == nil {
-        
         if bytes.Compare(c, e) != 0 {
             t.Error("expect:", string(e))
         }
@@ -113,7 +105,6 @@ func Test_Set7(t *testing.T) {
     })
     p.Set("0.1", []int{1,2,3})
     if c, err := p.ToJson(); err == nil {
-        
         if bytes.Compare(c, e) != 0 {
             t.Error("expect:", string(e))
         }
@@ -130,7 +121,6 @@ func Test_Set8(t *testing.T) {
     })
     p.Set("0.0.0.0.0.0.1", []int{1,2,3})
     if c, err := p.ToJson(); err == nil {
-        
         if bytes.Compare(c, e) != 0 {
             t.Error("expect:", string(e))
         }
@@ -147,7 +137,6 @@ func Test_Set9(t *testing.T) {
     })
     p.Set("k1.1", []int{1,2,3})
     if c, err := p.ToJson(); err == nil {
-        
         if bytes.Compare(c, e) != 0 {
             t.Error("expect:", string(e))
         }
@@ -162,7 +151,6 @@ func Test_Set10(t *testing.T) {
     p := gparser.New(nil)
     p.Set("a.b.c", 1)
     if c, err := p.ToJson(); err == nil {
-        
         if bytes.Compare(c, e) != 0 {
             t.Error("expect:", string(e))
         }
@@ -174,10 +162,9 @@ func Test_Set10(t *testing.T) {
 
 func Test_Set11(t *testing.T) {
     e    := []byte(`{"a":{"b":{}}}`)
-    p, _ := gparser.LoadContent([]byte(`{"a":{"b":{"c":1}}}`), "json")
+    p, _ := gparser.LoadContent([]byte(`{"a":{"b":{"c":1}}}`))
     p.Remove("a.b.c")
     if c, err := p.ToJson(); err == nil {
-        
         if bytes.Compare(c, e) != 0 {
             t.Error("expect:", string(e))
         }
@@ -192,7 +179,6 @@ func Test_Set12(t *testing.T) {
     p.Set("0", 0)
     p.Set("1", 1)
     if c, err := p.ToJson(); err == nil {
-        
         if bytes.Compare(c, e) != 0 {
             t.Error("expect:", string(e))
         }
@@ -207,7 +193,6 @@ func Test_Set13(t *testing.T) {
     p.Set("array.0", 0)
     p.Set("array.1", 1)
     if c, err := p.ToJson(); err == nil {
-        
         if bytes.Compare(c, e) != 0 {
             t.Error("expect:", string(e))
         }
@@ -216,7 +201,16 @@ func Test_Set13(t *testing.T) {
     }
 }
 
-
-
-
-
+func Test_Set14(t *testing.T) {
+    e := []byte(`{"f":{"a":1}}`)
+    p := gparser.New(nil)
+    p.Set("f",   "m")
+    p.Set("f.a", 1)
+    if c, err := p.ToJson(); err == nil {
+        if bytes.Compare(c, e) != 0 {
+            t.Error("expect:", string(e))
+        }
+    } else {
+        t.Error(err)
+    }
+}

g/encoding/gtoml/gtoml_test.go

@@ -0,0 +1,142 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+package gtoml_test
+
+import (
+	"github.com/gogf/gf/g/encoding/gparser"
+	"github.com/gogf/gf/g/encoding/gtoml"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+var tomlStr string = `
+# 模板引擎目录
+viewpath = "/home/www/templates/"
+# MySQL数据库配置
+[redis]
+    disk  = "127.0.0.1:6379,0"
+    cache = "127.0.0.1:6379,1"
+`
+
+var tomlErr string = `
+# 模板引擎目录
+viewpath = "/home/www/templates/"
+# MySQL数据库配置
+[redis]
+dd = 11
+[redis]
+    disk  = "127.0.0.1:6379,0"
+    cache = "127.0.0.1:6379,1"
+`
+
+func TestEncode(t *testing.T) {
+	gtest.Case(t, func() {
+		m := make(map[string]string)
+		m["toml"] = tomlStr
+		res, err := gtoml.Encode(m)
+		if err != nil {
+			t.Errorf("encode failed. %v", err)
+			return
+		}
+
+		p, err := gparser.LoadContent(res)
+		if err != nil {
+			t.Errorf("parser failed. %v", err)
+			return
+		}
+
+		gtest.Assert(p.GetString("toml"), tomlStr)
+	})
+
+	gtest.Case(t, func() {
+		_, err := gtoml.Encode(tomlErr)
+		if err == nil {
+			t.Errorf("encode should be failed. %v", err)
+			return
+		}
+	})
+}
+
+func TestDecode(t *testing.T) {
+	gtest.Case(t, func() {
+		m := make(map[string]string)
+		m["toml"] = tomlStr
+		res, err := gtoml.Encode(m)
+		if err != nil {
+			t.Errorf("encode failed. %v", err)
+			return
+		}
+
+		decodeStr, err := gtoml.Decode(res)
+		if err != nil {
+			t.Errorf("decode failed. %v", err)
+			return
+		}
+
+		gtest.Assert(decodeStr.(map[string]interface{})["toml"], tomlStr)
+
+		decodeStr1 := make(map[string]interface{})
+		err = gtoml.DecodeTo(res, &decodeStr1)
+		if err != nil {
+			t.Errorf("decodeTo failed. %v", err)
+			return
+		}
+		gtest.Assert(decodeStr1["toml"], tomlStr)
+	})
+
+	gtest.Case(t, func() {
+		_, err := gtoml.Decode([]byte(tomlErr))
+		if err == nil {
+			t.Errorf("decode failed. %v", err)
+			return
+		}
+
+		decodeStr1 := make(map[string]interface{})
+		err = gtoml.DecodeTo([]byte(tomlErr), &decodeStr1)
+		if err == nil {
+			t.Errorf("decodeTo failed. %v", err)
+			return
+		}
+	})
+}
+
+func TestToJson(t *testing.T) {
+	gtest.Case(t, func() {
+		m := make(map[string]string)
+		m["toml"] = tomlStr
+		res, err := gtoml.Encode(m)
+		if err != nil {
+			t.Errorf("encode failed. %v", err)
+			return
+		}
+
+		jsonToml, err := gtoml.ToJson(res)
+		if err != nil {
+			t.Errorf("ToJson failed. %v", err)
+			return
+		}
+
+		p, err := gparser.LoadContent(res)
+		if err != nil {
+			t.Errorf("parser failed. %v", err)
+			return
+		}
+		expectJson, err := p.ToJson()
+		if err != nil {
+			t.Errorf("parser ToJson failed. %v", err)
+			return
+		}
+		gtest.Assert(jsonToml, expectJson)
+	})
+
+	gtest.Case(t, func() {
+		_, err := gtoml.ToJson([]byte(tomlErr))
+		if err == nil {
+			t.Errorf("ToJson failed. %v", err)
+			return
+		}
+	})
+}

g/encoding/gurl/url_test.go

@@ -0,0 +1,92 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+package gurl_test
+
+import (
+	"github.com/gogf/gf/g/encoding/gurl"
+	"github.com/gogf/gf/g/test/gtest"
+	"net/url"
+	"testing"
+)
+
+var urlStr string = `https://golang.org/x/crypto?go-get=1 +`
+var urlEncode string = `https%3A%2F%2Fgolang.org%2Fx%2Fcrypto%3Fgo-get%3D1+%2B`
+var rawUrlEncode string = `https%3A%2F%2Fgolang.org%2Fx%2Fcrypto%3Fgo-get%3D1%20%2B`
+
+func TestEncodeAndDecode(t *testing.T) {
+	gtest.Case(t, func() {
+		gtest.Assert(gurl.Encode(urlStr), urlEncode)
+
+		res, err := gurl.Decode(urlEncode)
+		if err != nil {
+			t.Errorf("decode failed. %v", err)
+			return
+		}
+		gtest.Assert(res, urlStr)
+	})
+}
+
+func TestRowEncodeAndDecode(t *testing.T) {
+	gtest.Case(t, func() {
+		gtest.Assert(gurl.RawEncode(urlStr), rawUrlEncode)
+
+		res, err := gurl.RawDecode(rawUrlEncode)
+		if err != nil {
+			t.Errorf("decode failed. %v", err)
+			return
+		}
+		gtest.Assert(res, urlStr)
+	})
+}
+
+func TestBuildQuery(t *testing.T) {
+	src := url.Values{
+		"a": {"a2", "a1"},
+		"b": {"b2", "b1"},
+		"c": {"c1", "c2"},
+	}
+	expect := "a=a2&a=a1&b=b2&b=b1&c=c1&c=c2"
+
+	gtest.Assert(gurl.BuildQuery(src), expect)
+}
+
+func TestParseURL(t *testing.T) {
+	src := `http://username:password@hostname:9090/path?arg=value#anchor`
+	expect := map[string]string{
+		"scheme":   "http",
+		"host":     "hostname",
+		"port":     "9090",
+		"user":     "username",
+		"pass":     "password",
+		"path":     "/path",
+		"query":    "arg=value",
+		"fragment": "anchor",
+	}
+
+	gtest.Case(t, func() {
+		component := 0
+		for k, v := range []string{"all", "scheme", "host", "port", "user", "pass", "path", "query", "fragment"} {
+			if v == "all" {
+				component = -1
+			} else {
+				component = 1 << (uint(k - 1))
+			}
+
+			res, err := gurl.ParseURL(src, component)
+			if err != nil {
+				t.Errorf("ParseURL failed. component:%v, err:%v", component, err)
+				return
+			}
+
+			if v == "all" {
+				gtest.Assert(res, expect)
+			} else {
+				gtest.Assert(res[v], expect[v])
+			}
+
+		}
+	})
+}

g/encoding/gxml/gxml.go

@@ -5,75 +5,80 @@
 // You can obtain one at https://github.com/gogf/gf.
 
 // Package gxml provides accessing and converting for XML content.
+//
+// XML数据格式解析。
 package gxml
 
 import (
-    "github.com/gogf/gf/third/github.com/clbanning/mxj"
-    "encoding/xml"
-    "io"
+	"fmt"
 	"github.com/gogf/gf/g/text/gregex"
 	"github.com/gogf/gf/third/github.com/axgle/mahonia"
-	"errors"
-	"fmt"
+	"github.com/gogf/gf/third/github.com/clbanning/mxj"
 	"strings"
 )
 
 // 将XML内容解析为map变量
-func Decode(xmlbyte []byte) (map[string]interface{}, error) {
-    prepare(xmlbyte)
-    return mxj.NewMapXml(xmlbyte)
+func Decode(content []byte) (map[string]interface{}, error) {
+	res, err := convert(content)
+	if err != nil {
+		return nil, err
+	}
+	return mxj.NewMapXml(res)
 }
 
 // 将map变量解析为XML格式内容
-func Encode(v map[string]interface{}, rootTag...string) ([]byte, error) {
-    return mxj.Map(v).Xml(rootTag...)
+func Encode(v map[string]interface{}, rootTag ...string) ([]byte, error) {
+	return mxj.Map(v).Xml(rootTag...)
 }
 
-func EncodeWithIndent(v map[string]interface{}, rootTag...string) ([]byte, error) {
-    return mxj.Map(v).XmlIndent("", "\t", rootTag...)
+func EncodeWithIndent(v map[string]interface{}, rootTag ...string) ([]byte, error) {
+	return mxj.Map(v).XmlIndent("", "\t", rootTag...)
 }
 
 // XML格式内容直接转换为JSON格式内容
-func ToJson(xmlbyte []byte) ([]byte, error) {
-    prepare(xmlbyte)
-	mv, err := mxj.NewMapXml(xmlbyte)
+func ToJson(content []byte) ([]byte, error) {
+	res, err := convert(content)
+	if err != nil {
+		fmt.Println("convert error. ", err)
+		return nil, err
+	}
+
+	mv, err := mxj.NewMapXml(res)
 	if err == nil {
-        return mv.Json()
-    } else {
-        return nil, err
-    }
+		return mv.Json()
+	} else {
+		return nil, err
+	}
 }
 
 // XML字符集预处理
 // @author wenzi1
-// @date 20180604
-func prepare(xmlbyte []byte) error {
+// @date 20180604  修复并发安全问题,改为如果非UTF8字符集则先做字符集转换
+func convert(xmlbyte []byte) (res []byte, err error) {
 	patten := `<\?xml.*encoding\s*=\s*['|"](.*?)['|"].*\?>`
-	charsetReader := func(charset string, input io.Reader) (io.Reader, error) {
-		reader := mahonia.GetCharset(charset)
-		if reader == nil {
-			return nil, errors.New(fmt.Sprintf("not support charset:%s", charset))
-		}
-		return reader.NewDecoder().NewReader(input), nil
-	}
-
 	matchStr, err := gregex.MatchString(patten, string(xmlbyte))
 	if err != nil {
-		return err
+		return nil, err
 	}
-	
+
 	xmlEncode := "UTF-8"
 	if len(matchStr) == 2 {
-		xmlEncode = matchStr[1]	
+		xmlEncode = matchStr[1]
 	}
 
-	charset := mahonia.GetCharset(xmlEncode)
-	if charset == nil {
-		return errors.New(fmt.Sprintf("not support charset:%s", xmlEncode))
+	s := mahonia.GetCharset(xmlEncode)
+	if s == nil {
+		return nil, fmt.Errorf("not support charset:%s\n", xmlEncode)
 	}
 
-	if !strings.EqualFold(charset.Name, "UTF-8") {
-		mxj.CustomDecoder = &xml.Decoder{Strict : false, CharsetReader : charsetReader}
+	res, err = gregex.Replace(patten, []byte(""), []byte(xmlbyte))
+	if err != nil {
+		return nil, err
 	}
-	return nil
-}
+
+	if !strings.EqualFold(s.Name, "UTF-8") {
+		res = []byte(s.NewDecoder().ConvertString(string(res)))
+	}
+
+	return res, nil
+}

g/encoding/gxml/gxml_test.go

@@ -0,0 +1,140 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gxml_test
+
+import (
+	"bytes"
+	"github.com/gogf/gf/g/encoding/gcharset"
+	"github.com/gogf/gf/g/encoding/gparser"
+	"github.com/gogf/gf/g/encoding/gxml"
+	"strings"
+	"testing"
+)
+
+var testData = []struct {
+	utf8, other, otherEncoding string
+}{
+	{"Hello 常用國字標準字體表", "Hello \xb1`\xa5\u03b0\xea\xa6r\xbc\u0437\u01e6r\xc5\xe9\xaa\xed", "big5"},
+	{"Hello 常用國字標準字體表", "Hello \xb3\xa3\xd3\xc3\x87\xf8\xd7\xd6\x98\xcb\x9c\xca\xd7\xd6\xf3\x77\xb1\xed", "gbk"},
+	{"Hello 常用國字標準字體表", "Hello \xb3\xa3\xd3\xc3\x87\xf8\xd7\xd6\x98\xcb\x9c\xca\xd7\xd6\xf3\x77\xb1\xed", "gb18030"},
+}
+
+func buildXml(charset string, str string) (string, string) {
+	head := `<?xml version="1.0" encoding="UTF-8"?>`
+	srcXml := strings.Replace(head, "UTF-8", charset, -1)
+
+	srcParser := gparser.New(nil)
+	srcParser.Set("name", str)
+	srcParser.Set("age", "12")
+
+	s, err := srcParser.ToXml()
+	if err != nil {
+		return "", ""
+	}
+
+	srcXml = srcXml + string(s)
+	srcXml, err = gcharset.UTF8To(charset, srcXml)
+	if err != nil {
+		return "", ""
+	}
+
+	dstXml := head + string(s)
+
+	return srcXml, dstXml
+}
+
+//测试XML中字符集的转换
+func Test_XmlToJson(t *testing.T) {
+	for _, v := range testData {
+		srcXml, dstXml := buildXml(v.otherEncoding, v.utf8)
+		if len(srcXml) == 0 && len(dstXml) == 0 {
+			t.Errorf("build xml string error. srcEncoding:%s, src:%s, utf8:%s", v.otherEncoding, v.other, v.utf8)
+		}
+
+		srcJson, err := gxml.ToJson([]byte(srcXml))
+		if err != nil {
+			t.Errorf("gxml.ToJson error. %s", srcXml)
+		}
+
+		dstJson, err := gxml.ToJson([]byte(dstXml))
+		if err != nil {
+			t.Errorf("dstXml to json error. %s", dstXml)
+		}
+
+		if bytes.Compare(srcJson, dstJson) != 0 {
+			t.Errorf("convert to json error. srcJson:%s, dstJson:%s", string(srcJson), string(dstJson))
+		}
+
+	}
+}
+
+func Test_Decode(t *testing.T) {
+	for _, v := range testData {
+		srcXml, dstXml := buildXml(v.otherEncoding, v.utf8)
+		if len(srcXml) == 0 && len(dstXml) == 0 {
+			t.Errorf("build xml string error. srcEncoding:%s, src:%s, utf8:%s", v.otherEncoding, v.other, v.utf8)
+		}
+
+		srcMap, err := gxml.Decode([]byte(srcXml))
+		if err != nil {
+			t.Errorf("gxml.Decode error. %s", srcXml)
+		}
+
+		dstMap, err := gxml.Decode([]byte(dstXml))
+		if err != nil {
+			t.Errorf("gxml decode error. %s", dstXml)
+		}
+		s := srcMap["doc"].(map[string]interface{})
+		d := dstMap["doc"].(map[string]interface{})
+		for kk, vv := range s {
+			if vv.(string) != d[kk].(string) {
+				t.Errorf("convert to map error. src:%v, dst:%v", vv, d[kk])
+			}
+		}
+	}
+}
+
+func Test_Encode(t *testing.T) {
+	m := make(map[string]interface{})
+	v := map[string]interface{}{
+		"string": "hello world",
+		"int":    123,
+		"float":  100.92,
+		"bool":   true,
+	}
+	m["root"] = interface{}(v)
+
+	xmlStr, err := gxml.Encode(m)
+	if err != nil {
+		t.Errorf("encode error.")
+	}
+	t.Logf("%s\n", string(xmlStr))
+
+	res := `<root><bool>true</bool><float>100.92</float><int>123</int><string>hello world</string></root>`
+	if string(xmlStr) != res {
+		t.Errorf("encode error. result: [%s], expect:[%s]", string(xmlStr), res)
+	}
+}
+
+func Test_EncodeIndent(t *testing.T) {
+	m := make(map[string]interface{})
+	v := map[string]interface{}{
+		"string": "hello world",
+		"int":    123,
+		"float":  100.92,
+		"bool":   true,
+	}
+	m["root"] = interface{}(v)
+
+	xmlStr, err := gxml.EncodeWithIndent(m, "xml")
+	if err != nil {
+		t.Errorf("encodeWithIndent error.")
+	}
+
+	t.Logf("%s\n", string(xmlStr))
+
+}

g/encoding/gyaml/gyaml_test.go

@@ -0,0 +1,143 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+package gyaml_test
+
+import (
+	"github.com/gogf/gf/g/encoding/gparser"
+	"github.com/gogf/gf/g/encoding/gyaml"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+var yamlStr string = `
+#即表示url属性值；
+url: http://www.wolfcode.cn 
+#即表示server.host属性的值；
+server:
+    host: http://www.wolfcode.cn 
+#数组，即表示server为[a,b,c]
+server:
+    - 120.168.117.21
+    - 120.168.117.22
+    - 120.168.117.23
+#常量
+pi: 3.14   #定义一个数值3.14
+hasChild: true  #定义一个boolean值
+name: '你好YAML'   #定义一个字符串
+`
+
+var yamlErr string = `
+# 模板引擎目录
+viewpath = "/home/www/templates/"
+# MySQL数据库配置
+[redis]
+dd = 11
+[redis]
+    disk  = "127.0.0.1:6379,0"
+    cache = "127.0.0.1:6379,1"
+`
+
+func TestEncode(t *testing.T) {
+	gtest.Case(t, func() {
+		m := make(map[string]string)
+		m["yaml"] = yamlStr
+		res, err := gyaml.Encode(m)
+		if err != nil {
+			t.Errorf("encode failed. %v", err)
+			return
+		}
+
+		p, err := gparser.LoadContent(res)
+		if err != nil {
+			t.Errorf("parser failed. %v", err)
+			return
+		}
+
+		gtest.Assert(p.GetString("yaml"), yamlStr)
+	})
+
+}
+
+func TestDecode(t *testing.T) {
+	gtest.Case(t, func() {
+		m := make(map[string]string)
+		m["yaml"] = yamlStr
+		res, err := gyaml.Encode(m)
+		if err != nil {
+			t.Errorf("encode failed. %v", err)
+			return
+		}
+
+		decodeStr, err := gyaml.Decode(res)
+		if err != nil {
+			t.Errorf("decode failed. %v", err)
+			return
+		}
+
+		gtest.Assert(decodeStr.(map[string]interface{})["yaml"], yamlStr)
+
+		decodeStr1 := make(map[string]interface{})
+		err = gyaml.DecodeTo(res, &decodeStr1)
+		if err != nil {
+			t.Errorf("decodeTo failed. %v", err)
+			return
+		}
+		gtest.Assert(decodeStr1["yaml"], yamlStr)
+	})
+
+	gtest.Case(t, func() {
+		_, err := gyaml.Decode([]byte(yamlErr))
+		if err == nil {
+			t.Errorf("decode failed. %v", err)
+			return
+		}
+
+		decodeStr1 := make(map[string]interface{})
+		err = gyaml.DecodeTo([]byte(yamlErr), &decodeStr1)
+		if err == nil {
+			t.Errorf("decodeTo failed. %v", err)
+			return
+		}
+	})
+}
+
+func TestToJson(t *testing.T) {
+	gtest.Case(t, func() {
+		m := make(map[string]string)
+		m["yaml"] = yamlStr
+		res, err := gyaml.Encode(m)
+		if err != nil {
+			t.Errorf("encode failed. %v", err)
+			return
+		}
+
+		jsonyaml, err := gyaml.ToJson(res)
+		if err != nil {
+			t.Errorf("ToJson failed. %v", err)
+			return
+		}
+
+		p, err := gparser.LoadContent(res)
+		if err != nil {
+			t.Errorf("parser failed. %v", err)
+			return
+		}
+		expectJson, err := p.ToJson()
+		if err != nil {
+			t.Errorf("parser ToJson failed. %v", err)
+			return
+		}
+		gtest.Assert(jsonyaml, expectJson)
+	})
+
+	gtest.Case(t, func() {
+		_, err := gyaml.ToJson([]byte(yamlErr))
+		if err == nil {
+			t.Errorf("ToJson failed. %v", err)
+			return
+		}
+	})
+}

g/frame/frame.go

@@ -1,7 +0,0 @@
-// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
-//
-// This Source Code Form is subject to the terms of the MIT License.
-// If a copy of the MIT was not distributed with this file,
-// You can obtain one at https://github.com/gogf/gf.
-
-package frame

g/frame/gins/gins.go

@@ -4,32 +4,25 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://github.com/gogf/gf.
 
-// Package gins provides instances management and some core components.
-// 
-// 单例对象管理.
-// 框架内置了一些核心对象获取方法，并且可以通过Set和Get方法实现IoC以及对内置核心对象的自定义替换
+// Package gins provides instances management and core components management.
 package gins
 
 import (
-    "fmt"
-    "github.com/gogf/gf/g/container/gmap"
-    "github.com/gogf/gf/g/database/gdb"
-    "github.com/gogf/gf/g/database/gredis"
-    "github.com/gogf/gf/g/internal/cmdenv"
-    "github.com/gogf/gf/g/os/gcfg"
-    "github.com/gogf/gf/g/os/gfile"
-    "github.com/gogf/gf/g/os/gfsnotify"
-    "github.com/gogf/gf/g/os/glog"
-    "github.com/gogf/gf/g/os/gview"
-    "github.com/gogf/gf/g/text/gstr"
-    "github.com/gogf/gf/g/util/gconv"
-    "github.com/gogf/gf/g/text/gregex"
-    "time"
+	"fmt"
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/database/gdb"
+	"github.com/gogf/gf/g/database/gredis"
+	"github.com/gogf/gf/g/os/gcfg"
+	"github.com/gogf/gf/g/os/gfsnotify"
+	"github.com/gogf/gf/g/os/glog"
+	"github.com/gogf/gf/g/os/gview"
+	"github.com/gogf/gf/g/text/gregex"
+	"github.com/gogf/gf/g/text/gstr"
+	"github.com/gogf/gf/g/util/gconv"
+	"time"
 )
 
 const (
-    gFRAME_CORE_COMPONENT_NAME_VIEW       = "gf.core.component.view"
-    gFRAME_CORE_COMPONENT_NAME_CONFIG     = "gf.core.component.config"
     gFRAME_CORE_COMPONENT_NAME_REDIS      = "gf.core.component.redis"
     gFRAME_CORE_COMPONENT_NAME_DATABASE   = "gf.core.component.database"
 )
@@ -67,58 +60,20 @@ func SetIfNotExist(key string, value interface{}) bool {
     return instances.SetIfNotExist(key, value)
 }
 
-// 核心对象：View
-func View(name...string) *gview.View {
-    group := "default"
-    if len(name) > 0 {
-        group = name[0]
-    }
-    key := fmt.Sprintf("%s.%s", gFRAME_CORE_COMPONENT_NAME_VIEW, group)
-    return instances.GetOrSetFuncLock(key, func() interface{} {
-        path := cmdenv.Get("gf.gview.path", gfile.Pwd()).String()
-        view := gview.New(path)
-        // 添加基于源码的搜索目录检索地址，常用于开发环境调试，只添加入口文件目录
-        if p := gfile.MainPkgPath(); p != "" && gfile.Exists(p) {
-            view.AddPath(p)
-        }
-        // 框架内置函数
-        view.BindFunc("config", funcConfig)
-        return view
-    }).(*gview.View)
+// View returns an instance of View with default settings.
+// The param <name> is the name for the instance.
+func View(name ...string) *gview.View {
+	return gview.Instance(name ...)
 }
 
-// 核心对象：Config
-// 配置文件目录查找依次为：启动参数cfgpath、当前程序运行目录
-func Config(file...string) *gcfg.Config {
-    configFile := gcfg.DEFAULT_CONFIG_FILE
-    if len(file) > 0 {
-        configFile = file[0]
-    }
-    return instances.GetOrSetFuncLock(fmt.Sprintf("%s.%s", gFRAME_CORE_COMPONENT_NAME_CONFIG, configFile),
-        func() interface{} {
-            pwdPath  := gfile.Pwd()
-            envPath  := cmdenv.Get("gf.gcfg.path").String()
-            selfPath := gfile.SelfDir()
-            mainPath := gfile.MainPkgPath()
-            config   := gcfg.New(pwdPath, configFile)
-            // 自定义的环境变量/启动参数路径，优先级最高，覆盖默认的工作目录
-            if envPath != "" && gfile.Exists(envPath) {
-                config.SetPath(envPath)
-            }
-            // 二进制文件执行目录
-            if selfPath != "" && gfile.Exists(selfPath) {
-                config.AddPath(selfPath)
-            }
-            // 开发环境源码main包目录
-            if mainPath != "" && gfile.Exists(mainPath) {
-                config.AddPath(mainPath)
-            }
-            return config
-    }).(*gcfg.Config)
+// Config returns an instance of View with default settings.
+// The param <name> is the name for the instance.
+func Config(name ...string) *gcfg.Config {
+    return gcfg.Instance(name ...)
 }
 
 // 数据库操作对象，使用了连接池
-func Database(name...string) gdb.DB {
+func Database(name ...string) gdb.DB {
     config := Config()
     group  := gdb.DEFAULT_GROUP_NAME
     if len(name) > 0 {
@@ -135,62 +90,66 @@ func Database(name...string) gdb.DB {
             for group, v := range m {
                 cg := gdb.ConfigGroup{}
                 if list, ok := v.([]interface{}); ok {
-                    for _, nodev := range list {
-                        node  := gdb.ConfigNode{}
-                        nodem := nodev.(map[string]interface{})
-                        if value, ok := nodem["host"]; ok {
+                    for _, nodeValue := range list {
+                        node    := gdb.ConfigNode{}
+                        nodeMap := nodeValue.(map[string]interface{})
+                        if value, ok := nodeMap["host"]; ok {
                             node.Host = gconv.String(value)
                         }
-                        if value, ok := nodem["port"]; ok {
+                        if value, ok := nodeMap["port"]; ok {
                             node.Port = gconv.String(value)
                         }
-                        if value, ok := nodem["user"]; ok {
+                        if value, ok := nodeMap["user"]; ok {
                             node.User = gconv.String(value)
                         }
-                        if value, ok := nodem["pass"]; ok {
+                        if value, ok := nodeMap["pass"]; ok {
                             node.Pass = gconv.String(value)
                         }
-                        if value, ok := nodem["name"]; ok {
+                        if value, ok := nodeMap["name"]; ok {
                             node.Name = gconv.String(value)
                         }
-                        if value, ok := nodem["type"]; ok {
+                        if value, ok := nodeMap["type"]; ok {
                             node.Type = gconv.String(value)
                         }
-                        if value, ok := nodem["role"]; ok {
+                        if value, ok := nodeMap["role"]; ok {
                             node.Role = gconv.String(value)
                         }
-                        if value, ok := nodem["charset"]; ok {
+                        if value, ok := nodeMap["charset"]; ok {
                             node.Charset = gconv.String(value)
                         }
-                        if value, ok := nodem["priority"]; ok {
+                        if value, ok := nodeMap["priority"]; ok {
                             node.Priority = gconv.Int(value)
                         }
                         // Deprecated
-                        if value, ok := nodem["linkinfo"]; ok {
-                            node.Linkinfo = gconv.String(value)
-                        }
-                        if value, ok := nodem["linkInfo"]; ok {
-                            node.Linkinfo = gconv.String(value)
+                        if value, ok := nodeMap["linkinfo"]; ok {
+                            node.LinkInfo = gconv.String(value)
                         }
                         // Deprecated
-                        if value, ok := nodem["max-idle"]; ok {
+                        if value, ok := nodeMap["link-info"]; ok {
+                            node.LinkInfo = gconv.String(value)
+                        }
+                        if value, ok := nodeMap["linkInfo"]; ok {
+                            node.LinkInfo = gconv.String(value)
+                        }
+                        // Deprecated
+                        if value, ok := nodeMap["max-idle"]; ok {
                             node.MaxIdleConnCount = gconv.Int(value)
                         }
-                        if value, ok := nodem["maxIdle"]; ok {
+                        if value, ok := nodeMap["maxIdle"]; ok {
                             node.MaxIdleConnCount = gconv.Int(value)
                         }
                         // Deprecated
-                        if value, ok := nodem["max-open"]; ok {
+                        if value, ok := nodeMap["max-open"]; ok {
                             node.MaxOpenConnCount = gconv.Int(value)
                         }
-                        if value, ok := nodem["maxOpen"]; ok {
+                        if value, ok := nodeMap["maxOpen"]; ok {
                             node.MaxOpenConnCount = gconv.Int(value)
                         }
                         // Deprecated
-                        if value, ok := nodem["max-lifetime"]; ok {
+                        if value, ok := nodeMap["max-lifetime"]; ok {
                             node.MaxConnLifetime = gconv.Int(value)
                         }
-                        if value, ok := nodem["maxLifetime"]; ok {
+                        if value, ok := nodeMap["maxLifetime"]; ok {
                             node.MaxConnLifetime = gconv.Int(value)
                         }
                         cg = append(cg, node)
@@ -198,10 +157,7 @@ func Database(name...string) gdb.DB {
                 }
                 gdb.AddConfigGroup(group, cg)
             }
-            // 使用gfsnotify进行文件监控，当配置文件有任何变化时，清空数据库配置缓存
-            gfsnotify.Add(config.GetFilePath(), func(event *gfsnotify.Event) {
-                instances.Remove(key)
-            })
+            addConfigMonitor(key, config)
         }
         if db, err := gdb.New(name...); err == nil {
             return db
@@ -231,29 +187,31 @@ func Redis(name...string) *gredis.Redis {
                 line := gconv.String(v)
                 array, _ := gregex.MatchString(`(.+):(\d+),{0,1}(\d*),{0,1}(.*)\?(.+)`, line)
                 if len(array) == 6 {
-                    parse, _ := gstr.Parse(array[5])
-                    config   := gredis.Config{
+                    parse, _    := gstr.Parse(array[5])
+                    redisConfig := gredis.Config{
                         Host : array[1],
                         Port : gconv.Int(array[2]),
                         Db   : gconv.Int(array[3]),
                         Pass : array[4],
                     }
                     if v, ok := parse["maxIdle"]; ok {
-                        config.MaxIdle = gconv.Int(v)
+                        redisConfig.MaxIdle = gconv.Int(v)
                     }
                     if v, ok := parse["maxActive"]; ok {
-                        config.MaxActive = gconv.Int(v)
+                        redisConfig.MaxActive = gconv.Int(v)
                     }
                     if v, ok := parse["idleTimeout"]; ok {
-                        config.IdleTimeout = gconv.TimeDuration(v)*time.Second
+                        redisConfig.IdleTimeout = gconv.TimeDuration(v)*time.Second
                     }
                     if v, ok := parse["maxConnLifetime"]; ok {
-                        config.MaxConnLifetime = gconv.TimeDuration(v)*time.Second
+                        redisConfig.MaxConnLifetime = gconv.TimeDuration(v)*time.Second
                     }
-                    return gredis.New(config)
+                    addConfigMonitor(key, config)
+                    return gredis.New(redisConfig)
                 }
                 array, _ = gregex.MatchString(`(.+):(\d+),{0,1}(\d*),{0,1}(.*)`, line)
                 if len(array) == 5 {
+                    addConfigMonitor(key, config)
                     return gredis.New(gredis.Config{
                         Host : array[1],
                         Port : gconv.Int(array[2]),
@@ -277,6 +235,16 @@ func Redis(name...string) *gredis.Redis {
     return nil
 }
 
+// 添加对单例对象的配置文件inotify监控
+func addConfigMonitor(key string, config *gcfg.Config) {
+    // 使用gfsnotify进行文件监控，当配置文件有任何变化时，清空对象单例缓存
+    if path := config.GetFilePath(); path != "" {
+        gfsnotify.Add(path, func(event *gfsnotify.Event) {
+            instances.Remove(key)
+        })
+    }
+}
+
 // 模板内置方法：config
 func funcConfig(pattern string, file...string) string {
     return Config().GetString(pattern, file...)

g/frame/gins/gins_config_test.go

@@ -7,13 +7,13 @@
 package gins_test
 
 import (
-    "fmt"
-    "github.com/gogf/gf/g/frame/gins"
-    "github.com/gogf/gf/g/os/gfile"
-    "github.com/gogf/gf/g/os/gtime"
-    "github.com/gogf/gf/g/test/gtest"
-    "testing"
-    "time"
+	"fmt"
+	"github.com/gogf/gf/g/frame/gins"
+	"github.com/gogf/gf/g/os/gfile"
+	"github.com/gogf/gf/g/os/gtime"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+	"time"
 )
 
 func Test_Config(t *testing.T) {
@@ -51,13 +51,14 @@ test = "v=1"
     gtest.Case(t, func() {
         gtest.AssertNE(gins.Config(), nil)
     })
+
     // relative path
     gtest.Case(t, func() {
         path := "config.toml"
         err  := gfile.PutContents(path, config)
         gtest.Assert(err, nil)
         defer gfile.Remove(path)
-        defer gins.Config().Reload()
+        defer gins.Config().Clear()
         gtest.Assert(gins.Config().Get("test"), "v=1")
         gtest.Assert(gins.Config().Get("database.default.1.host"), "127.0.0.1")
         gtest.Assert(gins.Config().Get("redis.disk"), "127.0.0.1:6379,0")
@@ -71,7 +72,7 @@ test = "v=1"
         err  := gfile.PutContents(path, config)
         gtest.Assert(err, nil)
         defer gfile.Remove(path)
-        defer gins.Config().Reload()
+        defer gins.Config().Clear()
         gtest.Assert(gins.Config().Get("test"), "v=1")
         gtest.Assert(gins.Config().Get("database.default.1.host"), "127.0.0.1")
         gtest.Assert(gins.Config().Get("redis.disk"), "127.0.0.1:6379,0")
@@ -84,10 +85,11 @@ test = "v=1"
         err  := gfile.PutContents(path, config)
         gtest.Assert(err, nil)
         defer gfile.Remove(path)
-        defer gins.Config().Reload()
-        gtest.Assert(gins.Config("test.toml").Get("test"), "v=1")
-        gtest.Assert(gins.Config("test.toml").Get("database.default.1.host"), "127.0.0.1")
-        gtest.Assert(gins.Config("test.toml").Get("redis.disk"), "127.0.0.1:6379,0")
+        defer gins.Config("test").Clear()
+	    gins.Config("test").SetFileName("test.toml")
+        gtest.Assert(gins.Config("test").Get("test"), "v=1")
+        gtest.Assert(gins.Config("test").Get("database.default.1.host"), "127.0.0.1")
+        gtest.Assert(gins.Config("test").Get("redis.disk"), "127.0.0.1:6379,0")
     })
     // for gfsnotify callbacks to refresh cache of config file
     time.Sleep(500*time.Millisecond)
@@ -97,10 +99,11 @@ test = "v=1"
         err  := gfile.PutContents(path, config)
         gtest.Assert(err, nil)
         defer gfile.Remove(path)
-        defer gins.Config().Reload()
-        gtest.Assert(gins.Config("test.toml").Get("test"), "v=1")
-        gtest.Assert(gins.Config("test.toml").Get("database.default.1.host"), "127.0.0.1")
-        gtest.Assert(gins.Config("test.toml").Get("redis.disk"), "127.0.0.1:6379,0")
+        defer gins.Config("test").Clear()
+	    gins.Config("test").SetFileName("test.toml")
+        gtest.Assert(gins.Config("test").Get("test"), "v=1")
+        gtest.Assert(gins.Config("test").Get("database.default.1.host"), "127.0.0.1")
+        gtest.Assert(gins.Config("test").Get("redis.disk"), "127.0.0.1:6379,0")
     })
     // for gfsnotify callbacks to refresh cache of config file
     time.Sleep(500*time.Millisecond)
@@ -113,7 +116,7 @@ test = "v=1"
         err  := gfile.PutContents(file, config)
         gtest.Assert(err, nil)
         defer gfile.Remove(file)
-        defer gins.Config().Reload()
+        defer gins.Config().Clear()
         gtest.Assert(gins.Config().AddPath(path), nil)
         gtest.Assert(gins.Config().Get("test"),   "v=1")
         gtest.Assert(gins.Config().Get("database.default.1.host"), "127.0.0.1")
@@ -127,7 +130,7 @@ test = "v=1"
         err  := gfile.PutContents(file, config)
         gtest.Assert(err, nil)
         defer gfile.Remove(file)
-        defer gins.Config().Reload()
+        defer gins.Config().Clear()
         gtest.Assert(gins.Config().AddPath(path), nil)
         gtest.Assert(gins.Config().Get("test"),   "v=1")
         gtest.Assert(gins.Config().Get("database.default.1.host"), "127.0.0.1")
@@ -141,12 +144,12 @@ test = "v=1"
         err  := gfile.PutContents(file, config)
         gtest.Assert(err, nil)
         defer gfile.Remove(file)
-        defer gins.Config("test.toml").Reload()
-
-        gtest.Assert(gins.Config("test.toml").AddPath(path), nil)
-        gtest.Assert(gins.Config("test.toml").Get("test"),   "v=1")
-        gtest.Assert(gins.Config("test.toml").Get("database.default.1.host"), "127.0.0.1")
-        gtest.Assert(gins.Config("test.toml").Get("redis.disk"), "127.0.0.1:6379,0")
+        defer gins.Config("test").Clear()
+	    gins.Config("test").SetFileName("test.toml")
+        gtest.Assert(gins.Config("test").AddPath(path), nil)
+        gtest.Assert(gins.Config("test").Get("test"),   "v=1")
+        gtest.Assert(gins.Config("test").Get("database.default.1.host"), "127.0.0.1")
+        gtest.Assert(gins.Config("test").Get("redis.disk"), "127.0.0.1:6379,0")
     })
     time.Sleep(500*time.Millisecond)
 
@@ -156,11 +159,11 @@ test = "v=1"
         err  := gfile.PutContents(file, config)
         gtest.Assert(err, nil)
         defer gfile.Remove(file)
-        defer gins.Config("test.toml").Reload()
-
-        gtest.Assert(gins.Config("test.toml").AddPath(path), nil)
-        gtest.Assert(gins.Config("test.toml").Get("test"),   "v=1")
-        gtest.Assert(gins.Config("test.toml").Get("database.default.1.host"), "127.0.0.1")
-        gtest.Assert(gins.Config("test.toml").Get("redis.disk"), "127.0.0.1:6379,0")
+        defer gins.Config().Clear()
+	    gins.Config("test").SetFileName("test.toml")
+        gtest.Assert(gins.Config("test").AddPath(path), nil)
+        gtest.Assert(gins.Config("test").Get("test"),   "v=1")
+        gtest.Assert(gins.Config("test").Get("database.default.1.host"), "127.0.0.1")
+        gtest.Assert(gins.Config("test").Get("redis.disk"), "127.0.0.1:6379,0")
     })
 }

g/frame/gins/gins_database_test.go

@@ -53,7 +53,7 @@ test = "v=2"
     err  := gfile.PutContents(path, config)
     gtest.Assert(err, nil)
     defer gfile.Remove(path)
-    defer gins.Config().Reload()
+    defer gins.Config().Clear()
 
     // for gfsnotify callbacks to refresh cache of config file
     time.Sleep(500*time.Millisecond)

g/frame/gins/gins_redis_test.go

@@ -53,7 +53,7 @@ test = "v=3"
     err  := gfile.PutContents(path, config)
     gtest.Assert(err, nil)
     defer gfile.Remove(path)
-    defer gins.Config().Reload()
+    defer gins.Config().Clear()
 
     // for gfsnotify callbacks to refresh cache of config file
     time.Sleep(500*time.Millisecond)