Paragraph detection UITextView

/**
* Detects paragraphs in an UITextView and stores it in an NSMutableArray called "paragraphs"
*
* Author: Manfred Scheiner (@scheinem)
* Created on 03.07.2013
*/

- (void)textViewDidChange:(UITextView *)textView; {
  NSMutableArray *paragraphs = [NSMutableArray array];
  for (NSString *component in [textView.text componentsSeparatedByString:@"\n"]) {
    NSMutableString *mutableComponent = [component mutableCopy];
    while ([mutableComponent rangeOfString:@"\n"].location != NSNotFound) {
        [mutableComponent deleteCharactersInRange:[mutableComponent rangeOfString:@"\n"]];
    }
    if (mutableComponent.length > 0) {
        [paragraphs addObject:mutableComponent];
    }
  }
  NSLog(@"Number of paragraphs: %u", paragraphs.count);
}