ActionScript ComboBox

import fl.data.DataProvider;import fl.controls.ComboBox;import flash.events.Event;//数组用来存放ComboBox数据var array1:Array=new Array(   {label:"选项1",data:1},   {label:"选项2",data:2},   {label:"选项3",data:3},   {label:"选项4",data:4});//设置ComboBoxvar comboBox:ComboBox=new ComboBox();comboBox.dataProvider = new DataProvider(array1);comboBox.addEventListener(Event.CHANGE, comboBox_change);stage.addChild(comboBox);//改变ComboBox选项function comboBox_change(event){trace(event.target.selectedItem.data);}