Flash Builder 4,addEventListener无效?
初学者,问道:
package{ import flash.display.Sprite; import flash.events.Event; public class DEMO2 extends Sprite { public function DEMO2() { this.addEventListener(Event.ENTER_FRAME,showinfo); } private var index : int = 0; private function showinfo() : void { trace("index="+index.toString()); index += 1; } }}