Source of Question40.java

Structures and functions

public class Question40

  1: //Question40.java
  2: //Solution to Self-Test Question 40, page 109, Chapter 2.
  3: 
  4: import javax.swing.JOptionPane;
  5: 
  6: public class Question40
  7: {
  8:     public static void main(String[] args)
  9:     {
 10:         String numberString =
 11:             JOptionPane.showInputDialog("Enter a whole number:");
 12:         JOptionPane.showMessageDialog(null,
 13:             "The number is " + numberString);
 14:         System.exit(0);
 15:     }
 16: }