diff --git a/init.go b/init.go
index ac19126..9265efd 100644
--- a/init.go
+++ b/init.go
@@ -26,6 +26,8 @@ var (
 	Time *ownTime
 	// URL ...
 	URL *ownURL
+	// Map ...
+	Map *ownMap
 )
 
 func init() {
@@ -38,4 +40,5 @@ func init() {
 	Struct = &ownStruct{}
 	Time = &ownTime{}
 	URL = &ownURL{}
+	Map = &ownMap{}
 }
diff --git a/map.go b/map.go
index ebe53db..0c65279 100644
--- a/map.go
+++ b/map.go
@@ -11,12 +11,20 @@ import (
 	"github.com/pkg/errors"
 )
 
+// ownMap ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 15:53 2022/5/14
+type ownMap struct {
+}
+
 // Exist 检测一个key在map中是否存在
 //
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 4:52 下午 2021/11/16
-func Exist(source map[interface{}]interface{}, key interface{}) bool {
+func (om *ownMap) Exist(source map[interface{}]interface{}, key interface{}) bool {
 	if nil == source {
 		return false
 	}
@@ -31,9 +39,9 @@ func Exist(source map[interface{}]interface{}, key interface{}) bool {
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 4:30 下午 2021/11/16
-func GetInt(source map[interface{}]interface{}, key interface{}, defaultVal int) int {
+func (om *ownMap) GetInt(source map[interface{}]interface{}, key interface{}, defaultVal int) int {
 	var result int
-	if err := GetDataWithReceiver(source, key, &result); nil != err {
+	if err := om.GetDataWithReceiver(source, key, &result); nil != err {
 		return defaultVal
 	}
 	return result
@@ -44,9 +52,9 @@ func GetInt(source map[interface{}]interface{}, key interface{}, defaultVal int)
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 4:59 下午 2021/11/16
-func GetInt8(source map[interface{}]interface{}, key interface{}, defaultVal int8) int8 {
+func (om *ownMap) GetInt8(source map[interface{}]interface{}, key interface{}, defaultVal int8) int8 {
 	var result int8
-	if err := GetDataWithReceiver(source, key, &result); nil != err {
+	if err := om.GetDataWithReceiver(source, key, &result); nil != err {
 		return defaultVal
 	}
 	return result
@@ -57,9 +65,9 @@ func GetInt8(source map[interface{}]interface{}, key interface{}, defaultVal int
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 4:59 下午 2021/11/16
-func GetInt16(source map[interface{}]interface{}, key interface{}, defaultVal int16) int16 {
+func (om *ownMap) GetInt16(source map[interface{}]interface{}, key interface{}, defaultVal int16) int16 {
 	var result int16
-	if err := GetDataWithReceiver(source, key, &result); nil != err {
+	if err := om.GetDataWithReceiver(source, key, &result); nil != err {
 		return defaultVal
 	}
 	return result
@@ -70,9 +78,9 @@ func GetInt16(source map[interface{}]interface{}, key interface{}, defaultVal in
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 5:00 下午 2021/11/16
-func GetInt32(source map[interface{}]interface{}, key interface{}, defaultVal int32) int32 {
+func (om *ownMap) GetInt32(source map[interface{}]interface{}, key interface{}, defaultVal int32) int32 {
 	var result int32
-	if err := GetDataWithReceiver(source, key, &result); nil != err {
+	if err := om.GetDataWithReceiver(source, key, &result); nil != err {
 		return defaultVal
 	}
 	return result
@@ -83,9 +91,9 @@ func GetInt32(source map[interface{}]interface{}, key interface{}, defaultVal in
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 5:00 下午 2021/11/16
-func GetInt64(source map[interface{}]interface{}, key interface{}, defaultVal int64) int64 {
+func (om *ownMap) GetInt64(source map[interface{}]interface{}, key interface{}, defaultVal int64) int64 {
 	var result int64
-	if err := GetDataWithReceiver(source, key, &result); nil != err {
+	if err := om.GetDataWithReceiver(source, key, &result); nil != err {
 		return defaultVal
 	}
 	return result
@@ -96,9 +104,9 @@ func GetInt64(source map[interface{}]interface{}, key interface{}, defaultVal in
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 5:01 下午 2021/11/16
-func GetUint(source map[interface{}]interface{}, key interface{}, defaultVal uint) uint {
+func (om *ownMap) GetUint(source map[interface{}]interface{}, key interface{}, defaultVal uint) uint {
 	var result uint
-	if err := GetDataWithReceiver(source, key, &result); nil != err {
+	if err := om.GetDataWithReceiver(source, key, &result); nil != err {
 		return defaultVal
 	}
 	return result
@@ -109,9 +117,9 @@ func GetUint(source map[interface{}]interface{}, key interface{}, defaultVal uin
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 5:01 下午 2021/11/16
-func GetUint8(source map[interface{}]interface{}, key interface{}, defaultVal uint8) uint8 {
+func (om *ownMap) GetUint8(source map[interface{}]interface{}, key interface{}, defaultVal uint8) uint8 {
 	var result uint8
-	if err := GetDataWithReceiver(source, key, &result); nil != err {
+	if err := om.GetDataWithReceiver(source, key, &result); nil != err {
 		return defaultVal
 	}
 	return result
@@ -122,9 +130,9 @@ func GetUint8(source map[interface{}]interface{}, key interface{}, defaultVal ui
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 5:02 下午 2021/11/16
-func GetUint16(source map[interface{}]interface{}, key interface{}, defaultVal uint16) uint16 {
+func (om *ownMap) GetUint16(source map[interface{}]interface{}, key interface{}, defaultVal uint16) uint16 {
 	var result uint16
-	if err := GetDataWithReceiver(source, key, &result); nil != err {
+	if err := om.GetDataWithReceiver(source, key, &result); nil != err {
 		return defaultVal
 	}
 	return result
@@ -135,9 +143,9 @@ func GetUint16(source map[interface{}]interface{}, key interface{}, defaultVal u
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 5:02 下午 2021/11/16
-func GetUint32(source map[interface{}]interface{}, key interface{}, defaultVal uint32) uint32 {
+func (om *ownMap) GetUint32(source map[interface{}]interface{}, key interface{}, defaultVal uint32) uint32 {
 	var result uint32
-	if err := GetDataWithReceiver(source, key, &result); nil != err {
+	if err := om.GetDataWithReceiver(source, key, &result); nil != err {
 		return defaultVal
 	}
 	return result
@@ -148,9 +156,9 @@ func GetUint32(source map[interface{}]interface{}, key interface{}, defaultVal u
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 5:03 下午 2021/11/16
-func GetUint64(source map[interface{}]interface{}, key interface{}, defaultVal uint64) uint64 {
+func (om *ownMap) GetUint64(source map[interface{}]interface{}, key interface{}, defaultVal uint64) uint64 {
 	var result uint64
-	if err := GetDataWithReceiver(source, key, &result); nil != err {
+	if err := om.GetDataWithReceiver(source, key, &result); nil != err {
 		return defaultVal
 	}
 	return result
@@ -161,9 +169,9 @@ func GetUint64(source map[interface{}]interface{}, key interface{}, defaultVal u
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 5:03 下午 2021/11/16
-func GetFloat32(source map[interface{}]interface{}, key interface{}, defaultVal float32) float32 {
+func (om *ownMap) GetFloat32(source map[interface{}]interface{}, key interface{}, defaultVal float32) float32 {
 	var result float32
-	if err := GetDataWithReceiver(source, key, &result); nil != err {
+	if err := om.GetDataWithReceiver(source, key, &result); nil != err {
 		return defaultVal
 	}
 	return result
@@ -174,9 +182,9 @@ func GetFloat32(source map[interface{}]interface{}, key interface{}, defaultVal
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 5:04 下午 2021/11/16
-func GetFloat64(source map[interface{}]interface{}, key interface{}, defaultVal float64) float64 {
+func (om *ownMap) GetFloat64(source map[interface{}]interface{}, key interface{}, defaultVal float64) float64 {
 	var result float64
-	if err := GetDataWithReceiver(source, key, &result); nil != err {
+	if err := om.GetDataWithReceiver(source, key, &result); nil != err {
 		return defaultVal
 	}
 	return result
@@ -187,9 +195,9 @@ func GetFloat64(source map[interface{}]interface{}, key interface{}, defaultVal
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 5:07 下午 2021/11/16
-func GetString(source map[interface{}]interface{}, key interface{}, defaultVal string) string {
+func (om *ownMap) GetString(source map[interface{}]interface{}, key interface{}, defaultVal string) string {
 	var result string
-	if err := GetDataWithReceiver(source, key, &result); nil != err {
+	if err := om.GetDataWithReceiver(source, key, &result); nil != err {
 		return defaultVal
 	}
 	return result
@@ -200,8 +208,8 @@ func GetString(source map[interface{}]interface{}, key interface{}, defaultVal s
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 4:54 下午 2021/11/16
-func GetDataWithReceiver(source map[interface{}]interface{}, key interface{}, receiver interface{}) error {
-	if !Exist(source, key) {
+func (om *ownMap) GetDataWithReceiver(source map[interface{}]interface{}, key interface{}, receiver interface{}) error {
+	if !om.Exist(source, key) {
 		return errors.New("key is not found")
 	}
 	return ConvertAssign(receiver, source[key])