function addDate(date, days) {

if(days == undefined || days == ‘‘) {

days = 1;

}

var date = new Date(date);

date.setDate(date.getDate() + days);

var month = date.getMonth() + 1;

var day = date.getDate();

var hours = date.getHours();

var minutes = date.getMinutes();

var mm = "‘" + month + "‘";

var dd = "‘" + day + "‘";

//單位數前面加0

if(mm.length == 3) {

month = "0" + month;

}

if(dd.length == 3) {

day = "0" + day;

}

var time = date.getFullYear() + "-" + month + "-" + day+ " " + hours + ":" + minutes;

return time;

}

var addTime = addDate(currentDateTime(), 3);//當前時間加3天

$(‘#bmjzsj‘).val(addTime);

本文出自 “砥身礪行” 博客，請務必保留此出處http://82711020.blog.51cto.com/12993840/1979302

設置js當前時間加3天之後的時間