It’s been almost a decade since I did any ObjC, but I’m fairly certain that you want to use NSMutableString here :p And, don’t forget to release your alloc’d o

It’s been almost a decade since I did any ObjC, but I’m fairly certain that you want to use NSMutableString here :p And, don’t forget to release your alloc’d objects (or use an auto release memory pool). There was no automatic memory management then!