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分享extjs4 创建表格不能显示
本人在学习EXTJS ,环境是TOMCAT7+myeclipse2014+extjs-4.2.1,以下是本人的代码，在 Ext.Msg.alert("hello"); 是可以正常显示的，但以下创建表格的代码却不行，不知道是什么原因，还请各位指教，感谢！
<!DOCTYPE html>
<html>
<head>
<title>GridTestl.html</title>
<script type="text/javascript" src="ext/ext-all.js"></script>
<script type="text/javascript" src="ext/bootstrap.js"></script>
<script type="text/javascript" src="ext/ext-lang-zh_CN.js"></script>
<link rel="stylesheet" type="text/css" href="ext-theme-classic/ext-theme-classic-all.css" rel="stylesheet" type="text/css" />
<script type="text/javascript">
Ext.onReady(function(){
/*
Ext.onReady(function(){
Ext.MessageBox.alert('HelloWorld','Hello World');
});
*/
var cm =new Ext.grid.ColumnModel([
{header:'编号',dataIndex:'id'},
{header:'名称',dataIndex:'name'},
{header:'描述',dataIndex:'descn'}
]);
//数据定义
var data=[
['1','name1','descn1'],
['2','name1','descn2'],
['3','name1','descn3'],
['4','name1','descn4'],
['5','name1','descn5']
];
//数据源定义
var ds=new Ext.data.Store({
proxy:new Ext.data.MemoryProxy(data),
reader:new Ext.data.ArrayReader({},[
{name:'id'},
{name:'name'},
{name:'descn'}
])
});
ds.load();
var grid = new Ext.grid.GridPanel({
renderTo:'grid',
ds:ds,
cm:cm,
width:300,
autoHeight:true
});
});
</script>
</head>
<body>
This is my HTML page. <br>
<div id="grid"></div>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>GridTestl.html</title>
<script type="text/javascript" src="ext/ext-all.js"></script>
<script type="text/javascript" src="ext/bootstrap.js"></script>
<script type="text/javascript" src="ext/ext-lang-zh_CN.js"></script>
<link rel="stylesheet" type="text/css" href="ext-theme-classic/ext-theme-classic-all.css" rel="stylesheet" type="text/css" />
<script type="text/javascript">
Ext.onReady(function(){
/*
Ext.onReady(function(){
Ext.MessageBox.alert('HelloWorld','Hello World');
});
*/
var cm =new Ext.grid.ColumnModel([
{header:'编号',dataIndex:'id'},
{header:'名称',dataIndex:'name'},
{header:'描述',dataIndex:'descn'}
]);
//数据定义
var data=[
['1','name1','descn1'],
['2','name1','descn2'],
['3','name1','descn3'],
['4','name1','descn4'],
['5','name1','descn5']
];
//数据源定义
var ds=new Ext.data.Store({
proxy:new Ext.data.MemoryProxy(data),
reader:new Ext.data.ArrayReader({},[
{name:'id'},
{name:'name'},
{name:'descn'}
])
});
ds.load();
var grid = new Ext.grid.GridPanel({
renderTo:'grid',
ds:ds,
cm:cm,
width:300,
autoHeight:true
});
});
</script>
</head>
<body>
This is my HTML page. <br>
<div id="grid"></div>
</body>
</html>
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