标签：
html：
<!DOCTYPE >
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>无标题文档</title>
<style type="text/css">
* {
margin: 20;
padding: 0;
font-family: "微软雅黑", "arial", " sans-serif";
}
#div_id{
background: #76DBA3;
}
.div_class{
width: 300px;
}
</style>
<script type="text/javascript" src="js/jquery-2.2.2.min.js"></script>
<script type="text/javascript">
$(function() {
$("#btn_setAttr").click(function() {
$("#div").attr({
"id":"div_id",
"class":"div_class"
});
});
})
</script>
</head>
<body>
<div id="div" class="div2" style="height: 200px;border: 1px red solid;">
</div>
<input id="btn_setAttr" type="button" value="设置属性信息" />
</body>
</html>
result：
标签：
原文地址：http://www.cnblogs.com/theWayToAce/p/5495199.html
