Set data for ComboBox with dataProvider
<?xml version="1.0" encoding="utf-8"?> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute"> <mx:Script> private function myBox_initialize():void { myBox.dataProvider = ['none','some','all']; } </mx:Script> <mx:ComboBox x="216" y="126" id="myBox" creationComplete="myBox_initialize();"/> </mx:Application>