Java Programming by Pearson

436 • Java Programming

/*PROG 15.17 DEMO OF NESTED AND INNER CLASS VER 6 */

class demo

{

static int num = 20;

class demo1

{

static void display()

{

System.out.println("Hello from display num:"+num);

}

}//inner class ends

}//outer class ends

class JPS6

{

public static void main(String[] args)

{

demo.demo1.display();

}

}

OUTPUT:

C:\JPS\ch15>javac JPS6.java

JPS6.java:7: inner classes cannot have static declarations

static void display()

^

1 error

Here, to create the object of inner class demo1, an object d of outer class demo is fi rst created and

using