java

内部类使用

 1 package com.InnerClass; 2  3 public class Mama { 4     String name; 5     Baby baby; 6     Mama(String name){ 7         this.name = name; 8         baby = new Baby();  //外部类创建内部类对象 9         baby.mamaName();10     }11     Baby creat(){12         return new Baby();13     }14 15 16     class Baby{   //内部类17         void mamaName(){18             System.out.println(Mama.this.name);  //可以简写(name)19                                                  //如果写成(this.name)则不对,this指代对象不对20         }21     }22 }