for (i=0; i<20; i++) {
abc= attachMovie ("mc", "mc"+i, i);
this["mc"+i]._x = this["mc"+i]._width*(i%5);
this["mc"+i]._y = this["mc"+i]._height*Math.floor(i/5);
}
此实例是将标识符为“mc”影片剪辑从库中绑定20个,并在舞台上按每行5个排列起