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<!DOCTYPE html>
<html>
<head>
<title>ExtJs</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
<link rel="stylesheet" type="text/css" href="ExtJs/packages/ext-theme-crisp/build/resources/ext-theme-crisp-all.css">
<script type="text/javascript" src="ExtJs/ext-all.js"></script>
<script type="text/javascript" src="ExtJs/bootstrap.js"></script>
<script type="text/javascript" src="ExtJs/packages/ext-theme-crisp/build/ext-theme-crisp.js"></script>
<script type="text/javascript">
Ext.onReady(function(){
var panel = new Ext.Panel({
title: 'SAMPLE',
renderTo: 'sub1',
width: '300px',
html: "<div id='div1' property1='pro1' style='height:200px'><div id='01' property1='pro1'>myid is sub3</div><div id='02'>/<div></div>"
});
var el = Ext.query("#div1");
var targetD = Ext.query('div[property1=pro1]');
if (el.length>0 || targetD.length>0){
Ext.Msg.alert("notice", "取得了" + el.length + "个DIV的ID为'div1'的节点<br>" + "取得了" + targetD.length + "个类型为div<br>具备属性property1且其值为pro1的节点");
}
});
</script>
</head>
<body>
<div id=sub1></div>
</body>
</html>
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