Extjs加載本地的一個json文件


<head>
    <title></title>
    <link href="../Styles/Extjs/resources/css/ext-all.css" rel="stylesheet" type="text/css" />
    <script src="../Styles/Extjs/adapter/ext/ext-base.js" type="text/javascript"></script>
    <script src="../Styles/Extjs/extjs/ext-all-debug.js" type="text/javascript"></script>
    <script type="text/javascript">
        var tree = new Ext.tree.TreePanel({
            animate: true,
            renderTo: Ext.getBody(),
            rootVisible: true,
            autoScroll: true,
            autoHeight: true,
            lines: true,
            width: 300,
            loader: new Ext.tree.TreeLoader({
            preloadChildren: true,
            clearOnLoad: false,
             dataUrl: 'data.json'
            }),
            root: new Ext.tree.AsyncTreeNode({
                text: 'Extjs',
                id: 'root',
                expanded: false
            }),
            collapseFirst: false
        });
       
       
    </script>
</head>
<body>
</body>
</html>javascript

 

在json文件中添加本身的想要加載的樹節點 相似:[    
   {'text':'not leaf',children:[{'text':'is leaf',leaf:true}]},    
    {'text':'is leaf',leaf:true}    
]   css

有時候加載的時候 提示http 405 錯誤 這個可能與版本的問題 html

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