Think in java备忘录

 1 package com.gxf.innerclass;
 2 
 3 public class DotNew {
 4     class InnerClass{                                //定义内部类
 5         public String toString(){
 6             return "this is InnerClass";
 7         }
 8     }
 9     public static void main(String[] args) {
10         DotNew dtn = new DotNew();
11         InnerClass inc = dtn.new InnerClass();        //使用外部类  + .new实例化内部类
12         System.out.println(inc);
13     }
14 
15 }