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2014/10/15 ¤U¤È 10:11:36

iphone Programming Glossary: mutableset

Restrict Duplicate entry in NSArray

http://stackoverflow.com/questions/3697990/restrict-duplicate-entry-in-nsarray

then converting the NSSet back to an NSArray incase you want to do that void NSMutableSetPrintTest NSMutableSet mutableSet NSMutableSet alloc init NSLog @ Adding 5 objects 3 are duplicates to NSMutableSet NSString firstString @ Hello World mutableSet.. NSMutableSet alloc init NSLog @ Adding 5 objects 3 are duplicates to NSMutableSet NSString firstString @ Hello World mutableSet addObject firstString mutableSet addObject @ Hello World mutableSet addObject @ Goodbye World mutableSet addObject @ Goodbye.. Adding 5 objects 3 are duplicates to NSMutableSet NSString firstString @ Hello World mutableSet addObject firstString mutableSet addObject @ Hello World mutableSet addObject @ Goodbye World mutableSet addObject @ Goodbye World mutableSet addObject @..