本文實例講述了JavaScript實現的商品搶購倒計時功能。分享給大家供大家參考,具體如下:
<html>
<head>
<meta charset="utf-8">
<title>JS搶購倒計時</title>
</head>
<body>
<span id="times" >
<SCRIPT LANGUAGE="JavaScript">
function _fresh()
{
var endtime=new Date("2017/4/23,19:33:12");
var nowtime = new Date();
var leftsecond=parseInt((endtime.getTime()-nowtime.getTime())/1000);
__d=parseInt(leftsecond/3600/24);
__h=parseInt((leftsecond/3600)%24);
__m=parseInt((leftsecond/60)%60);
__s=parseInt(leftsecond%60);
var c=new Date();
var q=((c.getMilliseconds())%10);
document.getElementById("times").innerHTML=__d+"天 "+__h+"小時"+__m+"分"+__s+"."+q+"秒";
if(leftsecond<=0){
document.getElementById("times").innerHTML="搶購已結束";
clearInterval(sh);
}
}
_fresh()
var sh;
sh=setInterval(_fresh,100);
</SCRIPT>
</span>
</body>
</html>
運行效果圖如下:
