三水之都

stage.addEventListener(KeyboardEvent.KEY_DOWN, KeyPressed);
public function KeyPressed(e:KeyboardEvent):void {
         var keyPressed = e.keyCode;
         if(keyPressed == Keyboard.DELETE){
                 trace("delete key has been pressed");
         } 
         if(keyPressed == Keyboard.LEFT) {
                 trace("Left key has been pressed");
         }
}