用静态方法直接转递数值，比getbyat更好
✕
用静态方法直接转递数值，比getbyat更好
this.bird=Laya.stage.getChildAt(1).getChildAt(0).getChildByName("Bird").getComponent(BirdCtrl);
输getChildAt(1)网页里的_children: Array(2)就成0: Sprite {_bits: 214, _children: Array(1)
1: DialogManager {_bits: 6, _children: Array(0)
输getChildAt(0)网页里的_children: Array(2)就成
1: DialogManager {_bits: 6, _children: Array(0)
