ArrayCollection和ComboBox

<?xml version="1.0" encoding="utf-8"?>

<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute" minWidth="955" minHeight="600">

	<mx:Script>

		<![CDATA[

			import mx.collections.ArrayCollection;

			[Bindable]

			private var myDp:ArrayCollection=new ArrayCollection([

				{id:1,fName:"吴1",lName:"1xxyyzz"},

				{id:2,fName:"吴2",lName:"2xxyyzz"},

				{id:3,fName:"吴3",lName:"3xxyyzz"}

			]);

			

			private function getFullName(obj:Object):String{

				return obj.fName+'  '+obj.lName;

			}

			



		]]>

	</mx:Script>

	<mx:ComboBox x="114" y="108" dataProvider="{myDp}" id="cbPeople" labelFunction="getFullName"></mx:ComboBox>

	<mx:Label x="70" y="110" text="{cbPeople.selectedItem.id}"/>

	

</mx:Application>