// Fig. 30.8: StringMiscellaneous2.java
// String methods replace, toLowerCase, toUpperCase, trim and toCharArray.

public class StringMiscellaneous2 
{
   public static void main( String args[] )
   {
      String s1 = new String( "hello" );
      String s2 = new String( "GOODBYE" );
      String s3 = new String( "   spaces   " );

      System.out.printf( "s1 = %s\ns2 = %s\ns3 = %s\n\n", s1, s2, s3 );

      // test method replace      
      System.out.printf( 
         "Replace 'l' with 'L' in s1: %s\n\n", s1.replace( 'l', 'L' ) );

      // test toLowerCase and toUpperCase
      System.out.printf( "s1.toUpperCase() = %s\n", s1.toUpperCase() );
      System.out.printf( "s2.toLowerCase() = %s\n\n", s2.toLowerCase() );

      // test trim method
      System.out.printf( "s3 after trim = \"%s\"\n\n", s3.trim() );

      // test toCharArray method
      char charArray[] = s1.toCharArray();
      System.out.print( "s1 as a character array = " );

      for ( char character : charArray )
         System.out.print( character );

      System.out.println();
   } // end main
} // end class StringMiscellaneous2

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