<mx:Script>
<![CDATA[
import mx.collections.ArrayCollection;
[Bindable]
public var collection:ArrayCollection = new ArrayCollection([
{ "name" : "上海", "selected":false,
"children":[
{ "name":"黄浦", "selected":false },
{ "name":"浦东", "selected":true },
{ "name":"静安", "selected":false },
{ "name":"徐汇", "selected":false }
]},
{ "name":"北京", "selected":false,
"children":[
{ "name":"海淀", "selected":false },
{ "name":"朝阳", "selected":true },
{ "name":"丰台", "selected":false }
]}
]);
]]>
</mx:Script>
-----------------------------------------------------------在集合中需要有children
<mx:Tree dataProvider="{collection}"
width="200" labelField="name"
height="400"
x="261" y="10">
</mx:Tree>
----------------------------------------------------------需要增加显示标题集合中的name
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