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概述

setTime() 方法以一个表示从1970-1-1 00:00:00 UTC计时的毫秒数为来为 Date 对象设置时间。

语法

dateObj.setTime(timeValue)

参数

timeValue
一个整数,表示从1970-1-1 00:00:00 UTC开始计时的毫秒数。

描述

使用 setTime 方法用来把一个日期时间赋值给另一个 Date 对象。

例子

例子:使用setTime

theBigDay = new Date("July 1, 1999");
sameAsBigDay = new Date();
sameAsBigDay.setTime(theBigDay.getTime());

规范

规范版本 规范状态 注解
ECMAScript 1st Edition. Implemented in JavaScript 1.0 Standard Initial definition.
ECMAScript 5.1 (ECMA-262)
Date.prototype.setTime
Standard  
ECMAScript 2015 (6th Edition, ECMA-262)
Date.prototype.setTime
Standard  

浏览器兼容性

We're converting our compatibility data into a machine-readable JSON format. This compatibility table still uses the old format, because we haven't yet converted the data it contains. Find out how you can help!

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
Basic support (Yes) (Yes) (Yes) (Yes) (Yes)
Feature Android Chrome for Android Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile
Basic support (Yes) (Yes) (Yes) (Yes) (Yes) (Yes)

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此页面的贡献者: ziyunfei, AlexChao
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