Chapter 13.3, Problem 13.3.1CP

Program Plan Intro

Given Code:

//declaration of class

public abstract class ex1

{

//declaration of main method

public static void main(String[] args)

{

/*declaration of a number reference of "Number" type as an instance ofinteger*/

Number numberRef = new Integer(0);

/*type casting the "numberRef" into creation of a double type object*/

Double doubleRef = (Double)numberRef;

}

}