GMBLMutableAttributes Class Reference Inherits from GMBLAttributes : NSObject Declared in GMBLMutableAttributes.h – init - (instancetype)init – initWithAttributes: - (instancetype)initWithAttributes:(GMBLAttributes *)attributes – setString:forKey: - (void)setString:(NSString *)value forKey:(NSString *)key – removeStringForKey: - (void)removeStringForKey:(NSString *)key