<! 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',
id: 'panel1',
width: '300px',
html: "< div id='div1' property1='pro1' style='height:200px;padding:5px;font-size:11pt;font-family:Arial'>" +
"</ div >"
});
var comp = Ext.getDom('panel1');
Ext.Msg.alert("notice","我们已经实例化的Panel是否为空?"+Ext.isEmpty(panel) +
"< br >Ext.isEmpty(' ', true)的值:" +
Ext.isEmpty("", true) +
"< br >Ext.isEmpty(' ', false)的值是" + Ext.isEmpty("", false));
});
</ script >
</ head >
< body >
< div id=sub1></ div >
</ body >
</ html >
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