XXXX成功了,
3秒之后跳转到refresh2.html上.页面显示3,2,
1
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<!--
http-equiv:响应头
content:响应头的内容
-->
<meta http-equiv="refresh" content="3;url=/day10/refresh2.html">
<title>Insert title here</title>
</head>
<body>
XXXX成功了,<span id="sid">3</span>秒之后跳转到refresh2.html上.
</body>
<script type="text/javascript">
οnlοad=function(){
//设置定时器
setInterval(changeS, 1000);
}
i=3;
//时间变化
function changeS(){
//1.获取元素
var obj=document.getElementById("sid");
//2.操作元素的标签体
obj.innerHTML=--i;
}
</script>
</html>
1