javascript实现一个简单的5秒倒计时，并跳转
2018-12-12 21:46:40 -0500
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>倒计时五秒</title>
<script>
//使用匿名函数方法
function countDown(){
var time = document.getElementById("Time");
//alert(time.innerHTML);
//获取到id为time标签中的内容，现进行判断
if(time.innerHTML == 0){
//等于0时清除计时
window.location.href="
https://www.baidu.com"; }else{
time.innerHTML = time.innerHTML-1;
}
}
//1000毫秒调用一次
window.setInterval("countDown()",1000);
</script>
<style>
#Time,#p{
font-size: 100px;
text-align: center;
}
</style>
</head>
<body>
<p id="Time">5</p>
</body>
</html>
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