indexOf and substring - Java example

Strings example from a Well House Consultants training course
More on Strings [link]

This example is described in the following article(s):
• Writing with our customers words - [link]
• String handling - from first steps to practical examples - [link]

Source code: oaksey.java Module: J707

/* indexOf and substring

string analysis - looking for spaces, splitting a string,
etc - this is an example of some of Java's lower level
methods that work on String objects */

public class oaksey
   {
   public static void main(String[] args)
      {
      System.out.print
            ("Please enter a phrase : ");
      String you_said = WellHouseInput.readLine();

      int old_posn=0,posn=0;
      while (posn>=0)
         {
         posn = you_said.indexOf(' ',old_posn);
         String next_word = (posn>0) ?
               you_said.substring(old_posn,posn):
               you_said.substring(old_posn);
         System.out.println("Next word: "+next_word);
         old_posn = posn + 1;
         }
   }
}

/* Sample Output

Please enter a phrase : Come as a student, leave as a friend.
Next word: Come
Next word: as
Next word: a
Next word: student,
Next word: leave
Next word: as
Next word: a
Next word: friend.
munchkin:j707 grahamellis$

*/ 1fd5

Learn about this subject

This module and example are covered on the following public courses:
* Learning to Program in Java
* Java Bootcamp
* Java Programming for the Web
Also available on on site courses for larger groups

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