package {
 import flash.display.Sprite;
 import flash.events.KeyboardEvent;
 
 public class animation_ch02_KeyboardEvents extends Sprite {
  public function animation_ch02_KeyboardEvents() {
   init();
  }
//@ init(s)
  private function init():void {
   stage.addEventListener(KeyboardEvent.KEY_DOWN, onKeyboardEvent);
   stage.addEventListener(KeyboardEvent.KEY_UP, onKeyboardEvent);
  }
//@ keyboard(s)
  public function onKeyboardEvent(event:KeyboardEvent):void {
   trace(event.type);
  }
 }
}