求时间差
timeConsuming(startTime, endTime) {
let date1 = new Date(startTime);
let date2 = new Date(endTime);
let lefttime = date2.getTime() - date1.getTime(),
leftd = Math.floor(lefttime / (24 * 3600 * 1000)),
lefth = Math.floor((lefttime / (1000 * 60 * 60)) % 24),
leftm = Math.floor((lefttime / (1000 * 60)) % 60),
lefts = Math.floor((lefttime / 1000) % 60);
if (lefttime > 0) {
return `${leftd}天${lefth < 10 ? '0' + lefth : lefth}时${leftm < 10 ? '0' + leftm : leftm}分${lefts < 10 ? '0' + lefts : lefts}秒`;
} else {
return '';
}
}