getUTCDay()
方法以世界时为标准,返回一个指定的日期对象为一星期中的第几天,其中 0 代表星期天。
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语法
dateObj.getUTCDay()
参数
无。
返回值
getUTCDay()
方法返回一个对应一星期中第几天的整数:0 代表星期天,1 代表星期一,2 代表星期二,依次类推。
例子
例子: 使用 getUTCDay()
方法
下面的例子是把当前日期的星期部分赋值给变量 weekday
。
var today = new Date();
var weekday = today.getUTCDay();
规范
规范版本 | 规范状态 | 注解 |
---|---|---|
ECMAScript 1st Edition. | Standard | Initial definition. Implemented in JavaScript 1.3. |
ECMAScript 5.1 (ECMA-262) Date.prototype.getUTCDay |
Standard | |
ECMAScript 2015 (6th Edition, ECMA-262) Date.prototype.getUTCDay |
Standard |
浏览器兼容性
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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.