摘要: public class Demo{ public static void main(String[] args){ Animal a1 = new Tiger(); Animal a2 = new Fish(); Animal a3 = new Tiger(); a1.name = "aaa"; a1.ag... 阅读全文
posted @ 2016-05-02 16:04 勇仔X 阅读(230) 评论(0) 推荐(0) 编辑