大家好,又见面了,我是全栈君。
1、实例
/** * 下面代码输出的结果是 */ package com.you.model; /** * @author YouHaidong * 输出的结果 */ public class FatherChild { /** * @param args */ @SuppressWarnings("static-access") public static void main(String[] args) { Father father = new Father(); Father child = new Child(); System.out.println(father.getName()); System.out.println(child.getName()); } } /** * * @author Administrator * 父类 */ class Father { public String getName() { return "father"; } } /** * * @author Administrator * 子类 */ class Child extends Father { public String getName() { return "child"; } }
2、结果
father
child
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