摘要: package net.elaina.polymorphismdemo02; public class Test { public static void main(String[] args) { //创建对象(多态方式) //Fu f = new zi(); Animal a1 = new Do 阅读全文
posted @ 2023-11-17 21:20 _Elaina 阅读(14) 评论(0) 推荐(0)