Please note, this is a STATIC archive of website developer.mozilla.org from 03 Nov 2016, cach3.com does not collect or store any user information, there is no "phishing" involved.

我們的志工尚未將此文章翻譯為 正體中文 (繁體) 版本。加入我們,幫忙翻譯!

The getDay() method returns the day of the week for the specified date according to local time, where 0 represents Sunday.

Syntax

dateObj.getDay()

Return value

An integer number corresponding to the day of the week for the given date, according to local time: 0 for Sunday, 1 for Monday, 2 for Tuesday, and so on.

Examples

Using getDay()

The second statement below assigns the value 1 to weekday, based on the value of the Date object Xmas95. December 25, 1995, is a Monday.

var Xmas95 = new Date('December 25, 1995 23:15:30');
var weekday = Xmas95.getDay();

console.log(weekday); // 1

Specifications

Specification Status Comment
ECMAScript 2017 Draft (ECMA-262)
The definition of 'Date.prototype.getDay' in that specification.
Draft  
ECMAScript 2015 (6th Edition, ECMA-262)
The definition of 'Date.prototype.getDay' in that specification.
Standard  
ECMAScript 5.1 (ECMA-262)
The definition of 'Date.prototype.getDay' in that specification.
Standard  
ECMAScript 1st Edition (ECMA-262) Standard Initial definition. Implemented in JavaScript 1.0.

Browser compatibility

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)

See also

文件標籤與貢獻者

 最近更新: eduardoboucas,