<!DOCTYPE?HTML>
<html>
<head>
<meta?http-equiv="Content-Type"?content="text/html;?charset=utf-8">
<title>計時器</title>
</head>
<script?type="text/javascript">
??var?num=0;
??function?startCount()?{
????document.getElementById('count').value=num;
????num=num+1;
????setTimeout("startCount()",1000);?
??}
??function?aa(){
????var?t?=?setTimeout("startCount()",1000);?
??}
</script>
</head>
<body>
<form>
<input?type="text"?id="count"?/>
<input?type="button"?value="start"?onclick="aa()">
</form>
</body>
</html>
2016-03-05
直接調用原函數(shù)startCount（）就可以了啊
2016-03-04
不清楚樓主具體問什么？能否說清楚一些