继承 

 1 package com.dengbao;
 2 
 3 public abstract class A {
 4     private String name;
 5     public A(String name) {
 6         this.name=name;
 7     }
 8     public void A(String name2) {
 9     }
10     public String getName() {
11         return this.name;
12     }
13     public abstract void fun();
14 }
package com.dengbao;

public class B extends A {
    //抽象类不能实例化
    public B(String name) {
        super(name);
    }
    public void fun() {
        System.out.println(super.getName());
    }

}
1 package com.dengbao;
2 
3 public class DemoAB {
4 
5     public static void main(String[] args) {
6         B b =new B("悟空");
7         b.fun();
8     }
9 }

 

 

 

 

 

posted on 2017-11-18 07:20  马文奇  阅读(119)  评论(0)  编辑  收藏  举报

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