<html>
<head>
<meta charset='utf-8'>
<style>
div {
width:100%;
height:300px;
line-height:300px;
text-align:center;
font-size:50px;
background-color:yellow;
color:tomato;
}
</style>
</head>
<body>
<div></div>
</body>
<script>
var oDiv = document.getElementsByTagName('div')[0];
var wuyi = new Date('2017', '3', '26', '15', '12');
var wuyiCuo = parseInt(wuyi.getTime() / 1000);
setInterval(function () {
//得用时间戳 1970-1-1-0:0:0===>秒数
var now = new Date();
var nowCuo = parseInt(now.getTime() / 1000);
//console.log(nowCuo + '\n' + wuyiCuo);
var dis = wuyiCuo - nowCuo;
var t = dis;
//60 3600 24*3600==86400s 12345678s
//根据差值计算天、时、分、秒
var day = parseInt(dis / 86400);
//得到剩下的秒数
dis = dis % 86400;
var hour = parseInt(dis / 3600);
dis = dis % 3600;
var minute = parseInt(dis / 60);
dis = dis % 60;
var second = dis;
if (t != 0) {
oDiv.innerHTML = '距离小米手机6抢购还剩' + day + '天' + hour + '时' + minute + '分' + second + '秒';
} else {
oDiv.innerHTML = '<a href="www.baidu.com">抢购</a>';
}
}, 1000);
</script>
</html>js倒计时小程序
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