倒计时简单实现

来源：互联网发布：python mkdtemp 编辑：程序博客网时间：2024/06/06 01:51
<!doctype html> <html>     <head>         <meta charset="utf-8">     </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('2027/11/09 23:00:00'); //截止时间                 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>     </body> </html>
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