我想获得一个日期对象,它比另一个日期对象晚30分钟。我如何用JavaScript做到这一点?
当前回答
这就是我所做的,似乎很有效:
Date.prototype.addMinutes = function(minutes) {
var copiedDate = new Date(this.getTime());
return new Date(copiedDate.getTime() + minutes * 60000);
}
然后你可以这样调用它:
var now = new Date();
console.log(now.addMinutes(50));
其他回答
const MINUTE = 60 * 1000;
new Date(Date.parse(yourDate) + numOfMins * MINUTE)
var d1 = new Date (),
d2 = new Date ( d1 );
d2.setMinutes ( d1.getMinutes() + 30 );
alert ( d2 );
以下是ES6版本:
let getTimeAfter30Mins = () => {
let timeAfter30Mins = new Date();
timeAfter30Mins = new Date(timeAfter30Mins.setMinutes(timeAfter30Mins.getMinutes() + 30));
};
这样称呼它:
getTimeAfter30Mins();
var add_minutes = function (dt, minutes) {
return new Date(dt.getTime() + minutes*60000);
}
console.log(add_minutes(new Date(2014,10,2), 30).toString());
var now = new Date(); now.setMinutes(now.getMinutes() + 30);/ /时间戳 日期(现在);//日期对象 console.log(现在);