diff --git a/typescript/core/func/array.ts b/typescript/core/func/array.ts
index a2e963a323..090651efc2 100644
--- a/typescript/core/func/array.ts
+++ b/typescript/core/func/array.ts
@@ -1,10 +1,10 @@
-export declare type _pushArray = (sArray: any[], array: any[]) => void;
+export type _pushArray = (sArray: any[], array: any[]) => void;
 
-export declare type _pushDistinct = (sArray: any[], obj: any) => void;
+export type _pushDistinct = (sArray: any[], obj: any) => void;
 
-export declare type _pushDistinctArray = (sArray: any[], array: any[]) => void;
+export type _pushDistinctArray = (sArray: any[], array: any[]) => void;
 
-declare type _array = {
+type _array = {
     pushArray: _pushArray;
     pushDistinct: _pushDistinct;
     pushDistinctArray: _pushDistinctArray;
diff --git a/typescript/core/func/date.ts b/typescript/core/func/date.ts
index 30e1a50814..6cc1e0f653 100644
--- a/typescript/core/func/date.ts
+++ b/typescript/core/func/date.ts
@@ -1,4 +1,4 @@
-export declare type _Date = {
+export type _Date = {
     SECOND: number;
     MINUTE: number;
     HOUR: number;
@@ -16,79 +16,79 @@ export declare type _Date = {
 /**
  * 获取时区
  */
-export declare type _getTimezone = (date: Date) => string;
+export type _getTimezone = (date: Date) => string;
 
 /**
  * 获取指定月共有多少天
  */
-export declare type _getMonthDays = (date: Date, month: number) => string;
+export type _getMonthDays = (date: Date, month: number) => string;
 
 /**
  * 获取指定月的最后一天
  */
-export declare type _getLastDateOfMonth = (data: Date) => Date;
+export type _getLastDateOfMonth = (data: Date) => Date;
 
 /**
  * 获取指定时间距离当年已经过了多少天
  */
-export declare type _getDayOfYear = (data: Date) => number;
+export type _getDayOfYear = (data: Date) => number;
 
 /**
  * 获取指定时间距离当年已经过了多少周
  */
-export declare type _getWeekNumber = (data: Date) => number;
+export type _getWeekNumber = (data: Date) => number;
 
 /**
  * 获取指定时间的所处季度
  */
-export declare type _getQuarter = (date: Date) => number;
+export type _getQuarter = (date: Date) => number;
 
 /**
  * 离当前时间多少天的时间
  */
-export declare type _getOffsetDate = (date: Date, offset: number) => Date;
+export type _getOffsetDate = (date: Date, offset: number) => Date;
 
 /**
  * 离当前时间多少天季度的时间
  */
-export declare type _getOffsetQuarter = (date: Date, n: number) => Date;
+export type _getOffsetQuarter = (date: Date, n: number) => Date;
 
 /**
  * 得到本季度的起始月份
  */
-export declare type _getQuarterStartMonth = (date: Date) => number;
+export type _getQuarterStartMonth = (date: Date) => number;
 
 /**
  * 获得本季度的起始日期
  */
-export declare type _getQuarterStartDate = (date: Date) => number;
+export type _getQuarterStartDate = (date: Date) => number;
 
 /**
  * 获取本季度的其实日期
  */
-export declare type _getQuarterEndDate = (date: Date) => number;
+export type _getQuarterEndDate = (date: Date) => number;
 
 /**
  * 指定日期n个月之前或之后的日期
  */
-export declare type _getOffsetMonth = (date: Date, n: number) => Date;
+export type _getOffsetMonth = (date: Date, n: number) => Date;
 
 /**
  * 获取本周的起始日期
  */
-export declare type _getWeekStartDate = (date: Date) => Date;
+export type _getWeekStartDate = (date: Date) => Date;
 
 /**
  * 获取本周的结束日期
  */
-export declare type _getWeekEndDate = (date: Date) => Date;
+export type _getWeekEndDate = (date: Date) => Date;
 
 /**
  * 格式化打印日期
  */
-export declare type _print = (date: Date, str: string) => string;
+export type _print = (date: Date, str: string) => string;
 
-export declare type _date = {
+export type _date = {
     getTimezone: _getTimezone;
     getMonthDays: _getMonthDays;
     getLastDateOfMonth: _getLastDateOfMonth;
diff --git a/typescript/core/func/function.ts b/typescript/core/func/function.ts
index 8aed27b427..592d2c1064 100644
--- a/typescript/core/func/function.ts
+++ b/typescript/core/func/function.ts
@@ -4,7 +4,7 @@
  * @param name 待生成的名字
  * @return  生成后的名字
  */
-export declare type _createDistinctName = (array: any[], name: string) => string;
+export type _createDistinctName = (array: any[], name: string) => string;
 
 /**
  * 获取搜索结果
@@ -12,23 +12,23 @@ export declare type _createDistinctName = (array: any[], name: string) => string
  * @param keyword 关键字
  * @param param  搜索哪个属性
  */
-export declare type _getSearchResult = (items: any, keyword: any, param: string) => {find: any, match: any}
+export type _getSearchResult = (items: any, keyword: any, param: string) => {find: any, match: any}
 
 /**
  * 在方法A执行之前执行方法B
  * @param sFunc 方法A
  * @param func 方法B
  */
-export declare type _beforeFunc = (sFunc: Function, func: Function) => Function;
+export type _beforeFunc = (sFunc: Function, func: Function) => Function;
 
 /**
  * 在方法A执行之后执行方法B
  * @param sFunc 方法A
  * @param func 方法B
  */
-export declare type _afterFunc = (sFunc: Function, func: Function) => Function;
+export type _afterFunc = (sFunc: Function, func: Function) => Function;
 
-declare type _function = {
+type _function = {
     createDistinctName: _createDistinctName;
     getSearchResult: _getSearchResult;
     beforeFunc: _beforeFunc;
diff --git a/typescript/core/func/number.ts b/typescript/core/func/number.ts
index 185f29861c..d82a95962e 100644
--- a/typescript/core/func/number.ts
+++ b/typescript/core/func/number.ts
@@ -5,7 +5,7 @@
  * @param {Number} arg 加数
  * @return {Number}  两个数字相加后的结果
  */
-export declare type _add = (num: number, arg: number) => number;
+export type _add = (num: number, arg: number) => number;
 
 /**
  * 减法函数，用来得到精确的减法结果
@@ -13,7 +13,7 @@ export declare type _add = (num: number, arg: number) => number;
  * @param {Number} arg 减数
  * @return {Number}  两个数字相减后的结果
  */
-export declare type _sub = (num: number, arg: number) => number;
+export type _sub = (num: number, arg: number) => number;
 
 /**
  * 乘法函数，用来得到精确的乘法结果
@@ -21,7 +21,7 @@ export declare type _sub = (num: number, arg: number) => number;
  * @param {Number} arg 乘数
  * @return {Number}  两个数字相乘后的结果
  */
-export declare type _mul = (num: number, arg: number) => number;
+export type _mul = (num: number, arg: number) => number;
 
 /**
  * 除法函数，用来得到精确的除法结果
@@ -29,9 +29,9 @@ export declare type _mul = (num: number, arg: number) => number;
  * @param {Number} arg 除数
  * @return {Number}  两个数字相除后的结果
  */
-export declare type _div = (num: number, arg: number) => number;
+export type _div = (num: number, arg: number) => number;
 
-declare type _number = {
+type _number = {
     add: _add;
     sub: _sub;
     mul: _mul;
diff --git a/typescript/core/func/string.ts b/typescript/core/func/string.ts
index 2e2c5e1aa8..f0f25a190e 100644
--- a/typescript/core/func/string.ts
+++ b/typescript/core/func/string.ts
@@ -4,7 +4,7 @@
  * @param {String} startTag   指定的开始字符串
  * @return {Boolean}  如果字符串以指定字符串开始则返回true，否则返回false
  */
-export declare type _startWith = (str: string, startTag: string) => boolean;
+export type _startWith = (str: string, startTag: string) => boolean;
 
 /**
  * 判断字符串是否以指定的字符串结束
@@ -12,7 +12,7 @@ export declare type _startWith = (str: string, startTag: string) => boolean;
  * @param {String} endTag 指定的字符串
  * @return {Boolean}  如果字符串以指定字符串结束则返回true，否则返回false
  */
-export declare type _endWith = (str: string, endTag: string) =>  boolean;
+export type _endWith = (str: string, endTag: string) =>  boolean;
 
 /**
  * 获取url中指定名字的参数
@@ -20,7 +20,7 @@ export declare type _endWith = (str: string, endTag: string) =>  boolean;
  * @param {String} name 参数的名字
  * @return {String} 参数的值
  */
-export declare type _getQuery = (str: string, name: string) =>  string|null;
+export type _getQuery = (str: string, name: string) =>  string|null;
 
 /**
  * 给url加上给定的参数
@@ -28,7 +28,7 @@ export declare type _getQuery = (str: string, name: string) =>  string|null;
  * @param {Object} paras 参数对象，是一个键值对对象
  * @return {String} 添加了给定参数的url
  */
-export declare type _appendQuery = (str: string, paras: {[key: string]: string|number}) => string;
+export type _appendQuery = (str: string, paras: {[key: string]: string|number}) => string;
 
 /**
  * 将所有符合第一个字符串所表示的字符串替换成为第二个字符串
@@ -37,7 +37,7 @@ export declare type _appendQuery = (str: string, paras: {[key: string]: string|n
  * @param {String} s2 替换的结果字符串
  * @returns {String} 替换后的字符串
  */
-export declare type _replaceAll = (str: string, s1: string, s2: string) => string;
+export type _replaceAll = (str: string, s1: string, s2: string) => string;
 
 /**
  * 总是让字符串以指定的字符开头
@@ -45,7 +45,7 @@ export declare type _replaceAll = (str: string, s1: string, s2: string) => strin
  * @param {String} start 指定的字符
  * @returns {String} 以指定字符开头的字符串
  */
-export declare type _perfectStart = (str: string, start: string) => string;
+export type _perfectStart = (str: string, start: string) => string;
 
 /**
  * 获取字符串中某字符串的所有项位置数组
@@ -53,9 +53,8 @@ export declare type _perfectStart = (str: string, start: string) => string;
  * @param {String} sub 子字符串
  * @return {Number[]} 子字符串在父字符串中出现的所有位置组成的数组
  */
-export declare type _allIndexOf = (str: string, sub: string) => number[];
-
-declare type _string = {
+export type _allIndexOf = (str: string, sub: string) => number[];
+type _string = {
     startWith: _startWith;
     endWith: _endWith;
     getQuery: _getQuery;
diff --git a/typescript/core/i18n.ts b/typescript/core/i18n.ts
index 95aa195846..79903578a3 100644
--- a/typescript/core/i18n.ts
+++ b/typescript/core/i18n.ts
@@ -1,8 +1,8 @@
-export declare type _addI18n = (v: string | object) => string;
+export type _addI18n = (v: string | object) => string;
 
-export declare type _i18nText = (key: string, ..._args: any[]) => string;
+export type _i18nText = (key: string, ..._args: any[]) => string;
 
-export declare type _i18n = {
+export type _i18n = {
     addI18n: _addI18n;
     i18nText: _i18nText;
 }
\ No newline at end of file