JS倒计时
2017-06-27 本文已影响26人
sky丶星如雨
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
</head>
<body>
<div id="wrap"></div>
<script type="text/javascript">
//获取元素
var oWrap = document.getElementById("wrap");
// 定义固定日期
var date1 = new Date(2017, 7, 20);
//设置定时器
setInterval(function() {
// 定义当前时间对象
var now = new Date();
// 计算两个日期之间的时间差（毫秒数）
var diff = date1.getTime() - now.getTime();
var days = parseInt(diff / 86400000);
var hours = parseInt((diff % 86400000) / 3600000);
var min = parseInt(((diff % 86400000) % 3600000) / 60000);
var sec = parseInt((((diff % 86400000) % 3600000) % 60000) / 1000);
oWrap.innerHTML = "到计时：" + days + "天" + hours + "小时" + min + "分" + sec + "秒";
}, 1000);
</script>
</body>
</html>
