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Core JavaScript 1.5 Reference:Global Functions:String

From MDC


目录

[编辑] 简介

Core Function

将指定值转换成字符串.

[编辑] 语法

String(val)

[编辑] 参数

val 
A value.

[编辑] 描述

String 是一个全局函数(对象)而且不与其他对象有关联。它也是String对象的构造器String

The String method converts any value into a string; it returns the same value as the initial, natively defined toString method of an individual object.

When the value is a Date object, String returns a more readable string representation of the date. Its format is: Thu Aug 18 04:37:43 Pacific Daylight Time 1983.

[编辑] Examples

[编辑] 例子: 将一个 Date 对象转换成可读取的字符串

下面的例子将 Date 对象转换成了字符串。

d = new Date(430054663215);
alert(String(d));

这将会显示一个警告框This displays a dialog box containing "Thu Aug 18 04:37:43 GMT-0700 (Pacific Daylight Time) 1983".

[编辑] See also

String