function DateDiff(sDate1, sDate2) {
var aDate, oDate1, oDate2, iDays;
aDate = sDate1.split("-");
oDate1 = new Date(aDate[1] + '-' + aDate[2] + '-' + aDate[0]);
aDate = sDate2.split("-");
oDate2 = new Date(aDate[1] + '-' + aDate[2] + '-' + aDate[0]);
iDays = parseInt(Math.abs(oDate1 - oDate2) / 1000 / 60 / 60 / 24);
return iDays;
}
let and = DateDiff(stime,etime)
console.log(and)
- 扩展:根据指定的一个日期和相差的天数,获取另外一个日期
function addByTransDate(dateParameter, num) {
var translateDate = "", dateString = "", monthString = "", dayString = "";
translateDate = dateParameter.replace("-", "/").replace("-", "/"); ;
var newDate = new Date(translateDate);
newDate = newDate.valueOf();
newDate = newDate + num * 24 * 60 * 60 * 1000;
newDate = new Date(newDate);
if ((newDate.getMonth() + 1).toString().length == 1) {
monthString = 0 + "" + (newDate.getMonth() + 1).toString();
} else {
monthString = (newDate.getMonth() + 1).toString();
}
if (newDate.getDate().toString().length == 1) {
dayString = 0 + "" + newDate.getDate().toString();
} else {
dayString = newDate.getDate().toString();
}
dateString = newDate.getFullYear() + "-" + monthString + "-" + dayString;
return dateString;
}