diff --git a/g/encoding/gjson/gjson.go b/g/encoding/gjson/gjson.go
index 96df83bf9..3f028fb9f 100644
--- a/g/encoding/gjson/gjson.go
+++ b/g/encoding/gjson/gjson.go
@@ -12,10 +12,10 @@ import (
     "strconv"
     "io/ioutil"
     "encoding/json"
-    "gitee.com/johng/gf/g/util/gconv"
     "gitee.com/johng/gf/g/os/gfile"
-    "errors"
+    "gitee.com/johng/gf/g/util/gconv"
     "gitee.com/johng/gf/g/encoding/gxml"
+    "gitee.com/johng/gf/g/encoding/gyaml"
 )
 
 // json解析结果存放数组
@@ -57,20 +57,33 @@ func DecodeToJson (b []byte) (*Json, error) {
 }
 
 // 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
-// 支持的配置文件格式：xml, json, yml
 func Load (path string) (*Json, error) {
-    var result interface{}
     data, err := ioutil.ReadFile(path)
     if err != nil {
         return nil, err
     }
-    switch gfile.Ext(path) {
+    return LoadContent(data, gfile.Ext(path))
+}
+
+// 支持的配置文件格式：xml, json, yml
+func LoadContent (data []byte, t string) (*Json, error) {
+    var err    error
+    var result interface{}
+    switch t {
+        case "xml":  fallthrough
         case ".xml":
             data, err = gxml.ToJson(data)
             if err != nil {
                 return nil, err
             }
-        case ".yml":
+        case "yml":  fallthrough
+        case "yaml": fallthrough
+        case ".yml": fallthrough
+        case ".yaml":
+            data, err = gyaml.ToJson(data)
+            if err != nil {
+                return nil, err
+            }
     }
     if err := json.Unmarshal(data, &result); err != nil {
         return nil, err
@@ -201,10 +214,9 @@ func (p *Json) Get(pattern string) interface{} {
 
 // 转换为map[string]interface{}类型,如果转换失败，返回nil
 func (p *Json) ToMap() map[string]interface{} {
-    pointer := p.value
-    switch (*pointer).(type) {
+    switch (*(p.value)).(type) {
         case map[string]interface{}:
-            return (*pointer).(map[string]interface{})
+            return (*(p.value)).(map[string]interface{})
         default:
             return nil
     }
@@ -212,15 +224,33 @@ func (p *Json) ToMap() map[string]interface{} {
 
 // 转换为[]interface{}类型,如果转换失败，返回nil
 func (p *Json) ToArray() []interface{} {
-    pointer := p.value
-    switch (*pointer).(type) {
+    switch (*(p.value)).(type) {
         case []interface{}:
-            return (*pointer).([]interface{})
+            return (*(p.value)).([]interface{})
         default:
             return nil
     }
 }
 
+func (p *Json) ToXml(rootTag...string) ([]byte, error) {
+    return gxml.Encode(p.ToMap(), rootTag...)
+}
+
+func (p *Json) ToXmlIndent(rootTag...string) ([]byte, error) {
+    return gxml.EncodeWithIndent(p.ToMap(), rootTag...)
+}
+
+func (p *Json) ToJson() ([]byte, error) {
+    return Encode(*(p.value))
+}
+
+func (p *Json) ToJsonIndent() ([]byte, error) {
+    return json.MarshalIndent(*(p.value), "", "\t")
+}
+
+func (p *Json) ToYaml() ([]byte, error) {
+    return gyaml.Encode(*(p.value))
+}
 
 // 判断所给字符串是否为数字
 func isNumeric(s string) bool  {
diff --git a/g/encoding/gxml/gxml.go b/g/encoding/gxml/gxml.go
index b54b7916a..4a132546b 100644
--- a/g/encoding/gxml/gxml.go
+++ b/g/encoding/gxml/gxml.go
@@ -17,8 +17,12 @@ func Decode(xmlbyte []byte) (map[string]interface{}, error) {
 }
 
 // 将map变量解析为XML格式内容
-func Encode(v map[string]interface{}) ([]byte, error) {
-    return mxj.Map(v).Xml()
+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...)
 }
 
 // XML格式内容直接转换为JSON格式内容
diff --git a/g/encoding/gyaml/gyaml.go b/g/encoding/gyaml/gyaml.go
new file mode 100644
index 000000000..356e25d26
--- /dev/null
+++ b/g/encoding/gyaml/gyaml.go
@@ -0,0 +1,27 @@
+// Copyright 2017 gf Author(https://gitee.com/johng/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://gitee.com/johng/gf.
+
+// YAML
+package gyaml
+
+import "github.com/ghodss/yaml"
+
+func Encode(v interface{}) ([]byte, error) {
+    return yaml.Marshal(v)
+}
+
+func Decode(v []byte) error {
+    var result interface{}
+    return yaml.Unmarshal(v, &result)
+}
+
+func DecodeTo(v []byte, result interface{}) error {
+    return yaml.Unmarshal(v, &result)
+}
+
+func ToJson(v []byte) ([]byte, error) {
+    return yaml.YAMLToJSON(v)
+}
\ No newline at end of file
diff --git a/g/frame/gcfg/gcfg.go b/g/frame/gcfg/gcfg.go
index aaef0f8f3..75c2aaeb6 100644
--- a/g/frame/gcfg/gcfg.go
+++ b/g/frame/gcfg/gcfg.go
@@ -4,7 +4,8 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://gitee.com/johng/gf.
 
-// 配置管理
+// 配置管理.
+// 配置文件格式支持：json, xml, yml
 package gcfg
 
 import (
diff --git a/geg/frame/config.xml b/geg/frame/config.xml
new file mode 100644
index 000000000..42c1bdf97
--- /dev/null
+++ b/geg/frame/config.xml
@@ -0,0 +1 @@
+<?xml version="1.0" encoding="utf-8"?>
\ No newline at end of file
diff --git a/geg/frame/config.yml b/geg/frame/config.yml
new file mode 100644
index 000000000..433dcf4a9
--- /dev/null
+++ b/geg/frame/config.yml
@@ -0,0 +1,29 @@
+{
+    "viewpath"   : "/home/www/templates/",
+    "database"   : {
+        "default" : [
+            {
+                "host"     : "127.0.0.1",
+                "port"     : "3306",
+                "user"     : "root",
+                "pass"     : "123456",
+                "name"     : "test",
+                "type"     : "mysql",
+                "role"     : "master",
+                "charset"  : "utf8",
+                "priority" : "1"
+            },
+            {
+                "host"     : "127.0.0.1",
+                "port"     : "3306",
+                "user"     : "root",
+                "pass"     : "123456",
+                "name"     : "test",
+                "type"     : "mysql",
+                "role"     : "master",
+                "charset"  : "utf8",
+                "priority" : "1"
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/geg/other/test.go b/geg/other/test.go
index c614d0644..d04c615bd 100644
--- a/geg/other/test.go
+++ b/geg/other/test.go
@@ -2,56 +2,11 @@ package main
 
 import (
     "fmt"
-    "gitee.com/johng/gf/g/encoding/gxml"
-    "gitee.com/johng/gf/g/os/gfile"
+    "gitee.com/johng/gf/g/encoding/gjson"
 )
 
 func main() {
-    //json := gfile.GetBinContents("/home/john/Workspace/Go/GOPATH/src/gitee.com/johng/gf/geg/frame/config.json")
-    //y, err := yaml.JSONToYAML(json)
-    //fmt.Println(err)
-    //fmt.Println(string(y))
-    //
-    //j, err := yaml.YAMLToJSON(y)
-    //fmt.Println(err)
-    //fmt.Println(string(j))
-
-    x := `
-<?xml version="1.0" encoding="UTF-8"?>
-<rss kk-name="1">
-<channel>
-	<title>Comments for 碎言碎语</title>
-	<atom:link href="http://johng.cn/comments/feed/" rel="self" type="application/rss+xml" />
-	<link>http://johng.cn</link>
-	<description></description>
-	<lastBuildDate>Fri, 05 Jan 2018 02:56:11 +0000</lastBuildDate>
-	<sy:updatePeriod>hourly</sy:updatePeriod>
-	<sy:updateFrequency>1</sy:updateFrequency>
-	<generator>https://wordpress.org/?v=4.7.3</generator>
-	<item>
-		<title>Comment on Go性能优化：string与[ ]byte转换 by John</title>
-		<link>http://johng.cn/go-optimize-string-bytes/#comment-114</link>
-		<dc:creator><![CDATA[John]]></dc:creator>
-		<pubDate>Fri, 05 Jan 2018 02:56:11 +0000</pubDate>
-		<guid isPermaLink="false">http://johng.cn/?p=3435#comment-114</guid>
-		<description><![CDATA[这篇文章我转自雨痕，由于string和[]byte之间的转换比较常用，所以这篇文章的性能对比才比较惊人。其他基本类型与[]byte这件的转换性能差别不大，struct与[]byte的转换性能差别主要在数据结构设计上，比如socket通信的话，基本都是自己通过二进制转换来组织需要的数据结构。总得来说，在go开发的时候尽量多用二进制参数([]byte)是好的。]]></description>
-		<content:encoded><![CDATA[<p>这篇文章我转自雨痕，由于string和[]byte之间的转换比较常用，所以这篇文章的性能对比才比较惊人。其他基本类型与[]byte这件的转换性能差别不大，struct与[]byte的转换性能差别主要在数据结构设计上，比如socket通信的话，基本都是自己通过二进制转换来组织需要的数据结构。总得来说，在go开发的时候尽量多用二进制参数([]byte)是好的。</p>
-]]></content:encoded>
-	</item>
-
-	<item>
-		<title>Comment on 层次不同的人，是很难沟通的 by buhuipao</title>
-		<link>http://johng.cn/hard-for-communitication-between-different-levels/#comment-105</link>
-		<dc:creator><![CDATA[buhuipao]]></dc:creator>
-		<pubDate>Tue, 19 Sep 2017 09:10:08 +0000</pubDate>
-		<guid isPermaLink="false">http://johng.cn/?p=2854#comment-105</guid>
-		<description><![CDATA[博主说得很对，认知很重要。]]></description>
-		<content:encoded><![CDATA[<p>博主说得很对，认知很重要。</p>
-]]></content:encoded>
-	</item>
-</channel>
-</rss>`
-
-    j, _ := gxml.ToJson([]byte(x))
-    fmt.Println(string(j))
+    j, _ := gjson.Load("/home/john/Workspace/Go/GOPATH/src/gitee.com/johng/gf/geg/frame/config.json")
+    c, _ := j.ToXmlIndent("config")
+    fmt.Println(string(c))
 }
\ No newline at end of file