JS的左右两列自动拉伸对齐

来源：互联网发布：$windows.~bt 编辑：程序博客网时间：2024/06/05 09:42

"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>高度对齐</title>
<script type="text/javascript">
function alignHeight(eleA,eleB){
if(!document.getElementById(eleA)){return false;}
if(!document.getElementById(eleB)){return false;}
var heightA = document.getElementById(eleA).clientHeight;
var heightB = document.getElementById(eleB).clientHeight;
if(heightA > heightB){
    document.getElementById(eleB).style.height = heightA + "px";
    document.getElementById(eleA).style.height = heightA + "px";
}else{
    document.getElementById(eleA).style.height = heightB + "px";
    document.getElementById(eleB).style.height = heightB + "px";
}
}
window.onload =
function z_align(){
alignHeight("left","right"); //只需将需要对齐的两个模块的id写在此处即可。
//alignHeight("AAA","BBB") 可依此连续多组。
}
</script>
<style type="text/css">
#main{width:400px}
div{border:1px solid #666;padding:10px;}
#left{float:left;width:150px}
#right{float:right;width:180px}
</style>
</head>
<body>
<div id="main">
   <div id="left">高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高高</div>
    <div id="right">我自动跟他对齐</div>
</div>
</body>
</html>