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Examples of Objective-C Loops

/ Published in: Objective C
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  1. //Loops
  2.  
  3. //For loop
  4.      for (int y = 0; y < 3; y  ) {
  5.      NSLog(@\"y = %i\", y);
  6. }
  7.  
  8. //Do loop
  9. x = 0;
  10. do{
  11.      NSLog(@\"x = %i\", x);
  12.      x  ;
  13. }
  14. while(x <= 4);
  15.  
  16. //While loop
  17. x = 0;
  18. while (x <= 4 ) {
  19.      NSLog(@\"x = %i\", x);
  20.      x  ;
  21. }
  22.  
  23. //For each loop
  24. //Create an array and add elements to it
  25. NSMutableArray *anArray = [[NSMutableArray alloc] init];
  26. [anArray addObject:@\"Element 1\"];
  27. [anArray addObject:@\"Element 2\"];
  28. [anArray addObject:@\"Element 3\"];
  29.  
  30. //Use a for each loop to iterate through the array
  31. for (NSString *s in anArray) {
  32.      NSLog(s);
  33. }
  34. //Release the array
  35. [anArray release];

URL: http://howtomakeiphoneapps.com/2009/04/examples-of-objective-c-loops-2/

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