package {

  import flash.display.*;

  import flash.text.*;

  import flash.utils.*;

  import flash.events.*;

  import flash.system.*;

  public class GarbageCollectionDemo extends Sprite {

 

    public function GarbageCollectionDemo() {

 

      var s:Sprite = new Sprite();

      s.addEventListener(Event.ENTER_FRAME, enterFrameListener);

 

      var timer:Timer = new Timer(100, 0);

      timer.addEventListener(TimerEvent.TIMER, timerListener);

      timer.start();

      }

 

    private function timerListener (e:TimerEvent):void {

      for (var i = 0; i < 1000; i++) new TextField();

      trace("TIMER: System memory used by this program: " + System.totalMemory);

      }

 

    private function enterFrameListener (e:Event):void {

      trace("SPRITE: System memory used by this program: " + System.totalMemory);

      }

    }

  }