怎么后面执行的越来越快!!!
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<!-- saved from url=(0014)about:internet -->
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<script language="javascript">
var i=0;
function reloop(){
i=i+1;
alert(String(i));
setInterval("reloop()",3000);
}
</script>
</head>
<body onload="reloop()">
</body>
</html>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<!-- saved from url=(0014)about:internet -->
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<script language="javascript">
var i=0;
function reloop(){
i=i+1;
alert(String(i));
setInterval("reloop()",3000);
}
</script>
</head>
<body onload="reloop()">
</body>
</html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<!-- saved from url=(0014)about:internet -->
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档 </title>
<script language="javascript">
var i=0;
function reloop(){
i=i+1;
alert(String(i));
}
setInterval(reloop,3000);
</script>
</head>
<body onload="reloop()">
</body>
</html>