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判断字符串是否为数字字符串

2015-09-08 15:12:42

属性

使用频率	中低
使用难度	极低
所属模块	String
成员类型	原型扩展

描述

判断一个字符串是否为数字,返回一个boolean值

判断字符串是否为数字字符串

属性

描述

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