Source/NSStringAdditions.m

   1 /*
   2  * Scrabbalize
   3  * Copyright (c) 2007-2008, Blue Static <http://www.bluestatic.org>
   4  *
   5  * This program is free software; you can redistribute it and/or modify it under the terms of the GNU
   6  * General Public License as published by the Free Software Foundation; either version 2 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
  10  * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along with this program; if not,
  14  * write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
  15  */
  16
  17 #import "NSStringAdditions.h"
  18
  19
  20 @implementation NSString (NSStringAdditions)
  21
  22 /**
  23  * Counts the number of times a given character is in the string
  24  */
  25 - (int)occurrenceOfChar:(NSString *)aChar
  26 {
  27         int count = 0;
  28
  29         for (int i = 0; i < [self length]; i++)
  30         {
  31                 if ([[self substringWithRange:NSMakeRange(i, 1)] isEqualToString:aChar])
  32                 {
  33                         count++;
  34                 }
  35         }
  36
  37         return count;
  38 }
  39
  40 @end