136, Java classes of internal

01. code is as follows:

Package Penalty for TIANPAN;

class Outer {                        // 外部类
    private String msg = "Hello World !";

    class Inner {                     // define an inner class 
        public  void Print () {
            System.out.println(msg);
        }
    }

    public  void Fun () {
         // instantiate class object inside, and call print () method 
        new new Inner () print ().;
    }
}

/**
 * Documentation comment here
 *
 * @Author Tin Pan micro-channel 382 477 247
  * / 
public  class TestDemo {

    public static void main(String args[]) {
        OUT Outer = new new Outer ();       // instantiate external object 
        out.fun ();                     // call external class method 
    }
}

 

02. Results are as follows:

 

 

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