摘要: ##继承的概念 ##公共类(Public)下的继承 package oop.继承; import oop.Student; public class Application { public static void main(String[] args) { student student = ne 阅读全文
posted @ 2021-08-09 22:11 宇丹陈 阅读(54) 评论(0) 推荐(0)