源自:8-6 取消计时器clearTimeout()
不能停止!本地测试也是不能停止,请大师指点! (但是提交却可以通过)百思不知其解
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>计时器</title>
</head>
<script type="text/javascript">
var num=0;
var i;
function startCount(){
document.getElementById('count').value=num;
num=num+1;
i=setTimeout("startCount()",1000);
}
function stopCount(){
clearTimeout(i);
}
</script>
</head>
<body>
<form>
<input type="text" id="count" />
<input type="button" value="Start" onClick="startCount()" />
<input type="button" value="Stop" onClick="stopCont()" />
</form>
</body>
</html>
提问者:游泳
2015-02-25 08:41