// Fig. 30.5: StringIndexMethods.java
// String searching methods indexOf and lastIndexOf.

public class StringIndexMethods 
{
   public static void main( String args[] )
   {
      String letters = "abcdefghijklmabcdefghijklm";

      // test indexOf to locate a character in a string
      System.out.printf( 
         "'c' is located at index %d\n", letters.indexOf( 'c' ) );
      System.out.printf(
         "'a' is located at index %d\n", letters.indexOf( 'a', 1 ) );
      System.out.printf(
         "'$' is located at index %d\n\n", letters.indexOf( '$' ) );

      // test lastIndexOf to find a character in a string
      System.out.printf( "Last 'c' is located at index %d\n",
         letters.lastIndexOf( 'c' ) );
      System.out.printf( "Last 'a' is located at index %d\n",
         letters.lastIndexOf( 'a', 25 ) );
      System.out.printf( "Last '$' is located at index %d\n\n",
         letters.lastIndexOf( '$' ) );

      // test indexOf to locate a substring in a string
      System.out.printf( "\"def\" is located at index %d\n", 
         letters.indexOf( "def" ) );
      System.out.printf( "\"def\" is located at index %d\n",
         letters.indexOf( "def", 7 ) );
      System.out.printf( "\"hello\" is located at index %d\n\n",
         letters.indexOf( "hello" ) );

      // test lastIndexOf to find a substring in a string
      System.out.printf( "Last \"def\" is located at index %d\n",
         letters.lastIndexOf( "def" ) );
      System.out.printf( "Last \"def\" is located at index %d\n",
         letters.lastIndexOf( "def", 25 ) );
      System.out.printf( "Last \"hello\" is located at index %d\n",
         letters.lastIndexOf( "hello" ) );
   } // end main
} // end class StringIndexMethods

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