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Js倒计时

2016-05-09 22:26 447 查看
<!doctype html>

<html>

<head>

<meta charset="utf-8">

<title>倒计时js代码 </title>

</head>

<body>

<DIV id="CountMsg" class="HotDate">

<span id="t_d">00天</span>

<span id="t_h">00时</span>

<span id="t_m">00分</span>

<span id="t_s">00秒</span>

</DIV>

<script type="text/javascript">

function getRTime(){

var EndTime= new Date('2015/11/11 15:00:00'); //截止时间 前端路上 http://www.51xuediannao.com/qd63/ 
var NowTime = new Date();

var t =EndTime.getTime() - NowTime.getTime();

/*var d=Math.floor(t/1000/60/60/24);

t-=d*(1000*60*60*24);

var h=Math.floor(t/1000/60/60);

t-=h*60*60*1000;

var m=Math.floor(t/1000/60);

t-=m*60*1000;

var s=Math.floor(t/1000);*/

var d=Math.floor(t/1000/60/60/24);

var h=Math.floor(t/1000/60/60%24);

var m=Math.floor(t/1000/60%60);

var s=Math.floor(t/1000%60);

document.getElementById("t_d").innerHTML = d + "天";

document.getElementById("t_h").innerHTML = h + "时";

document.getElementById("t_m").innerHTML = m + "分";

document.getElementById("t_s").innerHTML = s + "秒";

}

setInterval(getRTime,1000);

</script>

<!--下面只是说明与程序代码无关-->

<div style="width:95%;padding:50px; font-size:14px; line-height:1.75;">

</div>

</body>

</html>
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标签:  javascript