推荐一个JS的日期类库momentjs

以下的DEMO直接摘自官网的首页。

Formatting dates

moment().format('MMMM Do YYYY, h:mm:ss a');
moment().format('dddd');
moment().format("MMM Do YY");
moment().format('YYYY [escaped] YYYY');
moment().format();
输出

April 17th 2013, 4:06:00 pm
Wednesday
Apr 17th 13
2013 escaped 2013
2013-04-17T16:06:00+08:00

Timeago

moment("20111031", "YYYYMMDD").fromNow();
moment("20120620", "YYYYMMDD").fromNow();
moment().startOf('day').fromNow();
moment().endOf('day').fromNow();
moment().startOf('hour').fromNow();
输出

a year ago
10 months ago
16 hours ago
in 8 hours
6 minutes ago

Calendar Time

moment().subtract('days', 10).calendar();
moment().subtract('days', 6).calendar();
moment().subtract('days', 3).calendar();
moment().subtract('days', 1).calendar();
moment().calendar();
moment().add('days', 1).calendar();
moment().add('days', 3).calendar();
moment().add('days', 10).calendar();

04/07/2013
last Thursday at 4:06 PM
last Sunday at 4:06 PM
Yesterday at 4:06 PM
Today at 4:06 PM
Tomorrow at 4:06 PM
Saturday at 4:06 PM
04/27/2013

Internationalization

moment().format('L');
moment().format('LL');
moment().format('LLL');
moment().format('LLLL');

04/17/2013
April 17 2013
April 17 2013 4:06 PM

还有多种语言可以选择（包括简体中文和繁体中文哦），详情请见： http://momentjs.com/