如下所示：
<!DOCTYPE HTML>
<html>
<head>
<meta charset=utf-8"/>
<title>团购——限时抢</title>
</head>
<body>
<div>
<div class="time">还剩 <span id="LeftTime"></span></div>
</div>
<script>
function FreshTime() {
var endtime = new Date("2017/10/15,12:20:12");//结束时间
var nowtime = new Date();//当前时间
var lefttime = parseInt((endtime.getTime() - nowtime.getTime()) / 1000);
d = parseInt(lefttime / (24 * 3600));
h = parseInt(lefttime /3600%24);
m = parseInt(lefttime/60%60);
s = parseInt(lefttime % 60);
document.getElementById("LeftTime").innerHTML = d + "天" + h + "小时" + m + "分" + s + "秒";
if (lefttime <= 0) {
document.getElementById("LeftTime").innerHTML = "团购已结束";
clearInterval(sh);
}
}
var sh;
sh = setInterval(function () {
FreshTime()
},500);
</script>
</body>
</html>
效果图：
以上这篇限时抢购-倒计时的完整实例(分享)就是小编分享给大家的全部内容了，希望能给大家一个参考，也希望大家多多支持。