setTimeout中調用函數有參數該怎麼傳遞

2023-08-07 16:29:45

<!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>
<script type="text/javascript">
<!--
window.onload=function(){
var obj=document.getElementById("test");
fold_off(obj);
}
function fold_off(o){
var h=parseInt(o.style.height);
h--;
o.style.height=h+"px";
var stop=setTimeout(function(){fold_off(o);},10);
if (h == 0){
clearTimeout(stop);
}
}
//-->
</script>
</head>
<body>
<div id="test" style="height:150px;width:100px;background-color:#DAE3FE;"></div>
</body>
</html>

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