diff --git a/g/container/gbtree/gbtree.go b/g/container/gbtree/gbtree.go
index 2d83eaf24..a5feaf38a 100644
--- a/g/container/gbtree/gbtree.go
+++ b/g/container/gbtree/gbtree.go
@@ -1,5 +1,6 @@
 // from https://github.com/google/btree
 
+
 package gbtree
 
 import (
diff --git a/g/container/gbtree/gbtree_test.go b/g/container/gbtree/gbtree_test.go
index 398989a81..496363b50 100644
--- a/g/container/gbtree/gbtree_test.go
+++ b/g/container/gbtree/gbtree_test.go
@@ -1,4 +1,5 @@
 
+
 package gbtree
 
 import (
diff --git a/g/container/glist/safelist.go b/g/container/glist/safelist.go
index 8bf55baf2..c66de59d7 100644
--- a/g/container/glist/safelist.go
+++ b/g/container/glist/safelist.go
@@ -5,6 +5,7 @@
 // You can obtain one at https://gitee.com/johng/gf.
 //
 //
+
 package glist
 
 import (
diff --git a/g/container/gmap/int_bool_map.go b/g/container/gmap/int_bool_map.go
index 954d71ded..f5d1529ac 100644
--- a/g/container/gmap/int_bool_map.go
+++ b/g/container/gmap/int_bool_map.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 //
+
 package gmap
 
 import (
diff --git a/g/container/gmap/int_int_map.go b/g/container/gmap/int_int_map.go
index 1e1f5b23e..8dcba4f57 100644
--- a/g/container/gmap/int_int_map.go
+++ b/g/container/gmap/int_int_map.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gmap
 
 import (
diff --git a/g/container/gmap/int_interface_map.go b/g/container/gmap/int_interface_map.go
index a5d81e551..da355782c 100644
--- a/g/container/gmap/int_interface_map.go
+++ b/g/container/gmap/int_interface_map.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 //
+
 package gmap
 
 import (
diff --git a/g/container/gmap/int_string_map.go b/g/container/gmap/int_string_map.go
index e46570822..e9f3d08c1 100644
--- a/g/container/gmap/int_string_map.go
+++ b/g/container/gmap/int_string_map.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gmap
 
 import (
diff --git a/g/container/gmap/interface_interface_map.go b/g/container/gmap/interface_interface_map.go
index e2e0b3cc3..ae46ced9a 100644
--- a/g/container/gmap/interface_interface_map.go
+++ b/g/container/gmap/interface_interface_map.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 //
+
 package gmap
 
 import (
diff --git a/g/container/gmap/string_bool_map.go b/g/container/gmap/string_bool_map.go
index 4c29c2237..d78d5a546 100644
--- a/g/container/gmap/string_bool_map.go
+++ b/g/container/gmap/string_bool_map.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 //
+
 package gmap
 
 import (
diff --git a/g/container/gmap/string_int_map.go b/g/container/gmap/string_int_map.go
index 08a435711..c8c1df5f0 100644
--- a/g/container/gmap/string_int_map.go
+++ b/g/container/gmap/string_int_map.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 //
+
 package gmap
 
 import (
diff --git a/g/container/gmap/string_interface_map.go b/g/container/gmap/string_interface_map.go
index 5fb60bf1d..2c5ebbc3d 100644
--- a/g/container/gmap/string_interface_map.go
+++ b/g/container/gmap/string_interface_map.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 //
+
 package gmap
 
 import (
diff --git a/g/container/gmap/string_string_map.go b/g/container/gmap/string_string_map.go
index fdff08297..b8a1dbd8a 100644
--- a/g/container/gmap/string_string_map.go
+++ b/g/container/gmap/string_string_map.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 //
+
 package gmap
 
 import (
diff --git a/g/container/gmap/uint_interface_map.go b/g/container/gmap/uint_interface_map.go
index 09a09748e..0c8e6af96 100644
--- a/g/container/gmap/uint_interface_map.go
+++ b/g/container/gmap/uint_interface_map.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 //
+
 package gmap
 
 import (
diff --git a/g/container/gset/int64_set.go b/g/container/gset/int64_set.go
index b8da851fc..2ca121ce3 100644
--- a/g/container/gset/int64_set.go
+++ b/g/container/gset/int64_set.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 //
+
 package gset
 
 import (
diff --git a/g/container/gset/int_set.go b/g/container/gset/int_set.go
index 056f6d67f..509e4234e 100644
--- a/g/container/gset/int_set.go
+++ b/g/container/gset/int_set.go
@@ -5,6 +5,7 @@
 // You can obtain one at https://gitee.com/johng/gf.
 //
 //
+
 package gset
 
 import (
diff --git a/g/container/gset/interface_set.go b/g/container/gset/interface_set.go
index e9f520232..065f770a2 100644
--- a/g/container/gset/interface_set.go
+++ b/g/container/gset/interface_set.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 //
+
 package gset
 
 import (
diff --git a/g/container/gset/string_set.go b/g/container/gset/string_set.go
index 172a49360..1f9495c74 100644
--- a/g/container/gset/string_set.go
+++ b/g/container/gset/string_set.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 //
+
 package gset
 
 import (
diff --git a/g/database/gdb/gdb.go b/g/database/gdb/gdb.go
index 37ac9052c..634222c20 100644
--- a/g/database/gdb/gdb.go
+++ b/g/database/gdb/gdb.go
@@ -5,6 +5,7 @@
 // You can obtain one at https://gitee.com/johng/gf.
 //
 // 对常用关系数据库的封装管理包
+
 package gdb
 
 import (
diff --git a/g/database/gdb/gdb_base.go b/g/database/gdb/gdb_base.go
index 84881b48d..b053dd441 100644
--- a/g/database/gdb/gdb_base.go
+++ b/g/database/gdb/gdb_base.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 //
+
 package gdb
 
 import (
diff --git a/g/database/gdb/gdb_config.go b/g/database/gdb/gdb_config.go
index 2a8c055e8..b5f11933f 100644
--- a/g/database/gdb/gdb_config.go
+++ b/g/database/gdb/gdb_config.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 // 对常用关系数据库的封装管理包
+
 package gdb
 
 import (
diff --git a/g/database/gdb/gdb_linkop.go b/g/database/gdb/gdb_linkop.go
index 693c87c67..8e18917cd 100644
--- a/g/database/gdb/gdb_linkop.go
+++ b/g/database/gdb/gdb_linkop.go
@@ -3,6 +3,7 @@
 // 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://gitee.com/johng/gf.
+
 package gdb
 
 import (
diff --git a/g/database/gdb/gdb_mysql.go b/g/database/gdb/gdb_mysql.go
index 9d939ee79..70bc6ccdc 100644
--- a/g/database/gdb/gdb_mysql.go
+++ b/g/database/gdb/gdb_mysql.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gdb
 
 import (
diff --git a/g/database/gdb/gdb_pgsql.go b/g/database/gdb/gdb_pgsql.go
index 23b6689ab..49a91cf83 100644
--- a/g/database/gdb/gdb_pgsql.go
+++ b/g/database/gdb/gdb_pgsql.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gdb
 
 import (
diff --git a/g/encoding/gbase64/gbase64.go b/g/encoding/gbase64/gbase64.go
index b6e6cc1f0..fab67b7bc 100644
--- a/g/encoding/gbase64/gbase64.go
+++ b/g/encoding/gbase64/gbase64.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gbase64
 
 import (
diff --git a/g/encoding/gbinary/gbinary.go b/g/encoding/gbinary/gbinary.go
index 16337e98f..cfbd72e5e 100644
--- a/g/encoding/gbinary/gbinary.go
+++ b/g/encoding/gbinary/gbinary.go
@@ -5,6 +5,7 @@
 // You can obtain one at https://gitee.com/johng/gf.
 
 // 二进制及byte操作管理包
+
 package gbinary
 
 import (
diff --git a/g/encoding/gcompress/gcompress.go b/g/encoding/gcompress/gcompress.go
index 802ec2759..a6dc530fa 100644
--- a/g/encoding/gcompress/gcompress.go
+++ b/g/encoding/gcompress/gcompress.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gcompress
 
 import (
diff --git a/g/encoding/gcrc32/gcrc32.go b/g/encoding/gcrc32/gcrc32.go
index 1b7b986cc..1016608f8 100644
--- a/g/encoding/gcrc32/gcrc32.go
+++ b/g/encoding/gcrc32/gcrc32.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gcrc32
 
 import (
diff --git a/g/encoding/ghash/ghash.go b/g/encoding/ghash/ghash.go
index 7f6152963..5cc38d09b 100644
--- a/g/encoding/ghash/ghash.go
+++ b/g/encoding/ghash/ghash.go
@@ -5,6 +5,7 @@
 // You can obtain one at https://gitee.com/johng/gf.
 
 // 封装常用的hash函数
+
 package ghash
 
 
diff --git a/g/encoding/ghtml/ghtml.go b/g/encoding/ghtml/ghtml.go
index 7950af09a..a35e33666 100644
--- a/g/encoding/ghtml/ghtml.go
+++ b/g/encoding/ghtml/ghtml.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package ghtml
 
 import "strings"
diff --git a/g/encoding/gjson/gjson.go b/g/encoding/gjson/gjson.go
index 4e5e1d053..ea356698c 100644
--- a/g/encoding/gjson/gjson.go
+++ b/g/encoding/gjson/gjson.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gjson
 
 import (
diff --git a/g/encoding/gjson/internal/gjson.go b/g/encoding/gjson/internal/gjson.go
index 26d359dd5..362fa1a17 100644
--- a/g/encoding/gjson/internal/gjson.go
+++ b/g/encoding/gjson/internal/gjson.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package internal
 
 import (
diff --git a/g/encoding/gmd5/gmd5.go b/g/encoding/gmd5/gmd5.go
index 74f97823d..77c044b8b 100644
--- a/g/encoding/gmd5/gmd5.go
+++ b/g/encoding/gmd5/gmd5.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gmd5
 
 import (
diff --git a/g/encoding/gsha1/gsha1.go b/g/encoding/gsha1/gsha1.go
index 0596aa6a7..4324aacf3 100644
--- a/g/encoding/gsha1/gsha1.go
+++ b/g/encoding/gsha1/gsha1.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gsha1
 
 import (
diff --git a/g/encoding/gurl/url.go b/g/encoding/gurl/url.go
index 82c5fa819..40422f376 100644
--- a/g/encoding/gurl/url.go
+++ b/g/encoding/gurl/url.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gurl
 
 import "net/url"
diff --git a/g/frame/gcfg/gcfg.go b/g/frame/gcfg/gcfg.go
index b1f1325f8..2a9b5cbf2 100644
--- a/g/frame/gcfg/gcfg.go
+++ b/g/frame/gcfg/gcfg.go
@@ -5,6 +5,7 @@
 // You can obtain one at https://gitee.com/johng/gf.
 
 // 全局配置管理对象，配置文件为json文件
+
 package gcfg
 
 import (
diff --git a/g/frame/gins/gins.go b/g/frame/gins/gins.go
index fa1581f7a..15b9cfd30 100644
--- a/g/frame/gins/gins.go
+++ b/g/frame/gins/gins.go
@@ -6,6 +6,7 @@
 
 // 单例对象管理工具
 // 框架内置了一些核心对象，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
 
 import (
diff --git a/g/frame/gmvc/controller.go b/g/frame/gmvc/controller.go
index 95ff3335a..97dcb6b2b 100644
--- a/g/frame/gmvc/controller.go
+++ b/g/frame/gmvc/controller.go
@@ -5,6 +5,7 @@
 // You can obtain one at https://gitee.com/johng/gf.
 
 // MVC控制器基类
+
 package gmvc
 
 import (
diff --git a/g/frame/gmvc/model.go b/g/frame/gmvc/model.go
index ad7f3b690..56bf58e84 100644
--- a/g/frame/gmvc/model.go
+++ b/g/frame/gmvc/model.go
@@ -5,6 +5,7 @@
 // You can obtain one at https://gitee.com/johng/gf.
 
 // 模型基类
+
 package gmvc
 
 type Model struct {
diff --git a/g/frame/gmvc/view.go b/g/frame/gmvc/view.go
index b65ca1a3d..001bca52a 100644
--- a/g/frame/gmvc/view.go
+++ b/g/frame/gmvc/view.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gmvc
 
 import (
diff --git a/g/net/ghttp/http_client.go b/g/net/ghttp/http_client.go
index 14d08032a..dccd4f2d2 100644
--- a/g/net/ghttp/http_client.go
+++ b/g/net/ghttp/http_client.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package ghttp
 
 import (
diff --git a/g/net/ghttp/http_client_request.go b/g/net/ghttp/http_client_request.go
index 69bd45203..2eef9ef3f 100644
--- a/g/net/ghttp/http_client_request.go
+++ b/g/net/ghttp/http_client_request.go
@@ -3,6 +3,7 @@
 // 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://gitee.com/johng/gf.
+
 package ghttp
 
 import (
diff --git a/g/net/ghttp/http_client_response.go b/g/net/ghttp/http_client_response.go
index 2757607d6..b5431dc14 100644
--- a/g/net/ghttp/http_client_response.go
+++ b/g/net/ghttp/http_client_response.go
@@ -3,6 +3,7 @@
 // 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://gitee.com/johng/gf.
+
 package ghttp
 
 import (
diff --git a/g/net/ghttp/http_controller.go b/g/net/ghttp/http_controller.go
index 9edbc07fd..bb6599224 100644
--- a/g/net/ghttp/http_controller.go
+++ b/g/net/ghttp/http_controller.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package ghttp
 
 
diff --git a/g/net/ghttp/http_server.go b/g/net/ghttp/http_server.go
index f85add25c..c7ef11141 100644
--- a/g/net/ghttp/http_server.go
+++ b/g/net/ghttp/http_server.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package ghttp
 
 import (
diff --git a/g/net/ghttp/http_server_config.go b/g/net/ghttp/http_server_config.go
index a8815e298..6c13974c3 100644
--- a/g/net/ghttp/http_server_config.go
+++ b/g/net/ghttp/http_server_config.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package ghttp
 
 import (
diff --git a/g/net/ghttp/http_server_cookie.go b/g/net/ghttp/http_server_cookie.go
index 14c69e143..fbb3aae85 100644
--- a/g/net/ghttp/http_server_cookie.go
+++ b/g/net/ghttp/http_server_cookie.go
@@ -6,6 +6,7 @@
 //
 // HTTP Cookie管理对象，
 // 由于Cookie是和HTTP请求挂钩的，因此被包含到 ghttp 包中进行管理
+
 package ghttp
 
 import (
diff --git a/g/net/ghttp/http_server_domain.go b/g/net/ghttp/http_server_domain.go
index 46f59430c..493f20dc1 100644
--- a/g/net/ghttp/http_server_domain.go
+++ b/g/net/ghttp/http_server_domain.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 //
+
 package ghttp
 
 import (
diff --git a/g/net/ghttp/http_server_handler.go b/g/net/ghttp/http_server_handler.go
index fca4f7e9f..39fbe9cca 100644
--- a/g/net/ghttp/http_server_handler.go
+++ b/g/net/ghttp/http_server_handler.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 //
+
 package ghttp
 
 import (
diff --git a/g/net/ghttp/http_server_response.go b/g/net/ghttp/http_server_response.go
index 6e600adbe..7fbbfef9d 100644
--- a/g/net/ghttp/http_server_response.go
+++ b/g/net/ghttp/http_server_response.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 //
+
 package ghttp
 
 import (
diff --git a/g/net/ghttp/http_server_session.go b/g/net/ghttp/http_server_session.go
index 44f0867a3..a0da2486f 100644
--- a/g/net/ghttp/http_server_session.go
+++ b/g/net/ghttp/http_server_session.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 // 并发安全的Session管理器
+
 package ghttp
 
 import (
diff --git a/g/net/gipv4/gipv4.go b/g/net/gipv4/gipv4.go
index ea1f805d5..375a60ee0 100644
--- a/g/net/gipv4/gipv4.go
+++ b/g/net/gipv4/gipv4.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 //
+
 package gipv4
 
 import (
diff --git a/g/net/gipv6/gipv6.go b/g/net/gipv6/gipv6.go
index b4b4e860a..f5cb48327 100644
--- a/g/net/gipv6/gipv6.go
+++ b/g/net/gipv6/gipv6.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gipv6
 
 import "gitee.com/johng/gf/g/util/gregx"
diff --git a/g/net/grouter/grouter.go b/g/net/grouter/grouter.go
index 35cf33d16..5b351d460 100644
--- a/g/net/grouter/grouter.go
+++ b/g/net/grouter/grouter.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 //
+
 package grouter
 
 import (
diff --git a/g/net/gscanner/scanner.go b/g/net/gscanner/scanner.go
index 527eb4b3b..e7d331cd1 100644
--- a/g/net/gscanner/scanner.go
+++ b/g/net/gscanner/scanner.go
@@ -5,6 +5,7 @@
 // You can obtain one at https://gitee.com/johng/gf.
 
 // 局域网端口扫描
+
 package gscanner
 
 import (
diff --git a/g/net/gsmtp/smtp.go b/g/net/gsmtp/smtp.go
index 0d8df6db1..a0ce781ec 100644
--- a/g/net/gsmtp/smtp.go
+++ b/g/net/gsmtp/smtp.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gsmtp
 
 import (
diff --git a/g/net/gtcp/tcp.go b/g/net/gtcp/tcp.go
index b1e0b1bd9..589836074 100644
--- a/g/net/gtcp/tcp.go
+++ b/g/net/gtcp/tcp.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gtcp
 
 import (
diff --git a/g/net/gtcp/tcp_server.go b/g/net/gtcp/tcp_server.go
index afc64b59a..b6d2de209 100644
--- a/g/net/gtcp/tcp_server.go
+++ b/g/net/gtcp/tcp_server.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gtcp
 
 import (
diff --git a/g/net/gudp/udp.go b/g/net/gudp/udp.go
index b2c2f52c9..d8d631caf 100644
--- a/g/net/gudp/udp.go
+++ b/g/net/gudp/udp.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gudp
 
 import (
diff --git a/g/net/gudp/udp_server.go b/g/net/gudp/udp_server.go
index bb6ae31cb..faeca9e57 100644
--- a/g/net/gudp/udp_server.go
+++ b/g/net/gudp/udp_server.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gudp
 
 import (
diff --git a/g/os/gcache/gcache.go b/g/os/gcache/gcache.go
index b71a27a79..71542e08f 100644
--- a/g/os/gcache/gcache.go
+++ b/g/os/gcache/gcache.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gcache
 
 import (
diff --git a/g/os/gcmd/gcmd.go b/g/os/gcmd/gcmd.go
index 62d943514..8d1c43c21 100644
--- a/g/os/gcmd/gcmd.go
+++ b/g/os/gcmd/gcmd.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 //
+
 package gcmd
 
 import (
diff --git a/g/os/genv/genv.go b/g/os/genv/genv.go
index cef8d5a7f..64d2d8f9e 100644
--- a/g/os/genv/genv.go
+++ b/g/os/genv/genv.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package genv
 
 import "os"
diff --git a/g/os/gfile/gfile.go b/g/os/gfile/gfile.go
index ca4c1f355..f2722b164 100644
--- a/g/os/gfile/gfile.go
+++ b/g/os/gfile/gfile.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gfile
 
 import (
diff --git a/g/os/gfilepool/gfilepool.go b/g/os/gfilepool/gfilepool.go
index f3fb17ccd..3a5d448b3 100644
--- a/g/os/gfilepool/gfilepool.go
+++ b/g/os/gfilepool/gfilepool.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gfilepool
 
 import (
diff --git a/g/os/gfilespace/gfilespace.go b/g/os/gfilespace/gfilespace.go
index 313158621..1e25941f8 100644
--- a/g/os/gfilespace/gfilespace.go
+++ b/g/os/gfilespace/gfilespace.go
@@ -6,6 +6,7 @@
 
 // 文件空间管理， 可用于文件碎片空间维护及再利用，支持自动合并连续碎片空间
 
+
 package gfilespace
 
 import (
diff --git a/g/os/gfilespace/gfilespace_api.go b/g/os/gfilespace/gfilespace_api.go
index 4216d3673..9353710bf 100644
--- a/g/os/gfilespace/gfilespace_api.go
+++ b/g/os/gfilespace/gfilespace_api.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gfilespace
 
 import (
diff --git a/g/os/glog/glog.go b/g/os/glog/glog.go
index e0b09f233..c2ddc7976 100644
--- a/g/os/glog/glog.go
+++ b/g/os/glog/glog.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package glog
 
 import (
diff --git a/g/os/gmmap/gmmap_solaris.go b/g/os/gmmap/gmmap_solaris.go
index 74c7089a3..38a8803c9 100644
--- a/g/os/gmmap/gmmap_solaris.go
+++ b/g/os/gmmap/gmmap_solaris.go
@@ -1,4 +1,5 @@
 // from https://github.com/influxdata/influxdb/tree/master/pkg/mmap
+
 package gmmap
 
 import (
diff --git a/g/os/gmmap/gmmap_test.go b/g/os/gmmap/gmmap_test.go
index 7c768d1ee..fbc0bd987 100644
--- a/g/os/gmmap/gmmap_test.go
+++ b/g/os/gmmap/gmmap_test.go
@@ -1,3 +1,4 @@
+
 package gmmap
 
 import (
diff --git a/g/os/gmmap/gmmap_unix.go b/g/os/gmmap/gmmap_unix.go
index c14a311e3..b9b6382b4 100644
--- a/g/os/gmmap/gmmap_unix.go
+++ b/g/os/gmmap/gmmap_unix.go
@@ -1,4 +1,5 @@
 // from https://github.com/influxdata/influxdb/tree/master/pkg/mmap
+
 package gmmap
 
 import (
diff --git a/g/os/gmmap/gmmap_windows.go b/g/os/gmmap/gmmap_windows.go
index abad52004..d50e902bf 100644
--- a/g/os/gmmap/gmmap_windows.go
+++ b/g/os/gmmap/gmmap_windows.go
@@ -1,4 +1,5 @@
 // from https://github.com/influxdata/influxdb/tree/master/pkg/mmap
+
 package gmmap
 
 import (
diff --git a/g/os/gtime/time.go b/g/os/gtime/time.go
index 65a6454c4..2373e9ee4 100644
--- a/g/os/gtime/time.go
+++ b/g/os/gtime/time.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gtime
 
 import (
diff --git a/g/os/gview/gview.go b/g/os/gview/gview.go
index 997cd2cd3..6ae5474c4 100644
--- a/g/os/gview/gview.go
+++ b/g/os/gview/gview.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gview
 
 import (
diff --git a/g/util/gconv/gconv.go b/g/util/gconv/gconv.go
index cd66e852b..c5b599158 100644
--- a/g/util/gconv/gconv.go
+++ b/g/util/gconv/gconv.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 // 数据基本类型强制转换
+
 package gconv
 
 import (
diff --git a/g/util/grand/rand.go b/g/util/grand/rand.go
index 8bc7eef24..765bb3cc1 100644
--- a/g/util/grand/rand.go
+++ b/g/util/grand/rand.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package grand
 
 import (
diff --git a/g/util/gregx/regx.go b/g/util/gregx/regx.go
index 0ecc058fd..c8729fb42 100644
--- a/g/util/gregx/regx.go
+++ b/g/util/gregx/regx.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gregx
 
 import (
diff --git a/g/util/gutil/gutil.go b/g/util/gutil/gutil.go
index 3f14ac771..900a08eae 100644
--- a/g/util/gutil/gutil.go
+++ b/g/util/gutil/gutil.go
@@ -4,6 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
+
 package gutil
 
 // 便利数组查找字符串索引位置，如果不存在则返回-1
diff --git a/g/util/gvalid/gvalid.go b/g/util/gvalid/gvalid.go
index fdd917659..d8ad8c4ab 100644
--- a/g/util/gvalid/gvalid.go
+++ b/g/util/gvalid/gvalid.go
@@ -50,6 +50,7 @@ in                   格式：in:value1,value2,...                  说明：参
 not-in               格式：not-in:value1,value2,...              说明：参数值不应该在value1,value2,...中(字符串匹配)
 regex                格式：regex:pattern                         说明：参数值应当满足正则匹配规则pattern
 */
+
 package gvalid
 
 import (
diff --git a/g/util/gvalid/gvalid_test.go b/g/util/gvalid/gvalid_test.go
index 2f4427b92..c7d75c356 100644
--- a/g/util/gvalid/gvalid_test.go
+++ b/g/util/gvalid/gvalid_test.go
@@ -3,6 +3,7 @@
 // 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://gitee.com/johng/gf.
+
 package gvalid_test
 
 import (