/**

 * Demonstrates the use of wrapper classes

 *

 * @author TK Rogers

 * @version Dec 15, 2011

 */

public class WrapperDemo {

    public static void main ( ) {

        int num = 7, numsBase = 10 ;

 Integer i = new Integer ( 2 ) ;

        String s = new String ( "3" ) ;

       

        System.out.println ( "( s + s ) = " + ( s + s ) ) ;

        System.out.println ( "(int) s.charAt ( 0 ) = " + (int) s.charAt ( 0 ) ) ;

        System.out.println ( "( i + i ) = " + ( i + i ) ) ;

        System.out.println ( "( i.intValue ( ) + i.intValue ( ) ) = " + (i.intValue ( ) + i.intValue ( )) ) ;

        System.out.println ( "( Integer.parseInt ( s ) + 3 ) = " + (Integer.parseInt ( s ) + 3) );

 System.out.println ( " s + Character.forDigit( num, numsBase ) = " + ( s + Character.forDigit( num, numsBase ) ) ) ;

    }

}