othercharmethods.java

金旭亮的java教案

// OtherCharMethods.java
// Demonstrate the non-static methods of class
// Character from the java.lang package.
import javax.swing.*;

public class OtherCharMethods {
   public static void main( String args[] )
   {
      Character c1, c2;

      c1 = new Character( 'A' );
      c2 = new Character( 'a' );

      String output =
         "c1 = " + c1.charValue() +
         "\nc2 = " + c2.toString() +
         "\n\nhash code for c1 = " + c1.hashCode() +
         "\nhash code for c2 = " + c2.hashCode();

      if (  c1.equals( c2 ) )
         output += "\n\nc1 and c2 are equal";
      else
         output += "\n\nc1 and c2 are not equal";

      JOptionPane.showMessageDialog( null, output,
         "Demonstrating Non-Static Character Methods",
         JOptionPane.INFORMATION_MESSAGE );

      System.exit( 0 );
   }
}