toString() 方法返回一个字符串,表示该Date对象。
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语法
dateObj.toString()
参数
无
描述
Date 对象,toString() 方法返回一个表示该对象的字符串。
该 toString 方法总是返回一个美式英语日期格式的字符串。
当一个日期对象被用来作为文本值或用来进行字符串连接时,toString 方法会被自动调用。
toString() 是通用函数。如果不是Date实例,则 返回"Invalid Date"。
例子
例子: 使用 toString 方法
下例把一个Date对象的 toString 返回值赋给 myVar:
var x = new Date(); myVar = x.toString(); // 把类似于下面格式的值赋给 myVar, // Fri Apr 26 2019 11:46:17 GMT+0800 (中国标准时间)
规范
| Specification | Status | Comment |
|---|---|---|
| ECMAScript 1st Edition (ECMA-262) | Standard | Initial definition. Implemented in JavaScript 1.0. |
| ECMAScript 5.1 (ECMA-262) Date.prototype.toLocaleTimeString |
Standard | |
| ECMAScript 2015 (6th Edition, ECMA-262) Date.prototype.toString |
Standard | |
| ECMAScript Latest Draft (ECMA-262) Date.prototype.toString |
Draft |
浏览器兼容性
The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub
| Desktop | Mobile | Server | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
toString |
Chrome Full support 1 | Edge Full support 12 | Firefox Full support 1 | IE Full support 3 | Opera Full support Yes | Safari Full support Yes | WebView Android Full support 1 | Chrome Android Full support 18 | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support 1.0 | nodejs Full support Yes |
Legend
- Full support
- Full support