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/* NSCharacterSet.h Copyright 1993, 1994, NeXT, Inc. */ #import <foundation/NSString.h> @class NSData; @interface NSCharacterSet : NSObject <NSCopying, NSMutableCopying> /* Getting predefined sets */ + (NSCharacterSet *)controlCharacterSet; + (NSCharacterSet *)whitespaceCharacterSet; + (NSCharacterSet *)whitespaceAndNewlineCharacterSet; + (NSCharacterSet *)decimalDigitCharacterSet; + (NSCharacterSet *)letterCharacterSet; /* upper+lower+modifier+other+NSM+CM*/ + (NSCharacterSet *)lowercaseLetterCharacterSet; + (NSCharacterSet *)uppercaseLetterCharacterSet; + (NSCharacterSet *)nonBaseCharacterSet; /* == NSM+CM*/ + (NSCharacterSet *)alphanumericCharacterSet; /* all kinds of letters & digits*/ + (NSCharacterSet *)decomposableCharacterSet; /* precomposed things, EXCEPT HANGUL!*/ + (NSCharacterSet *)illegalCharacterSet; /* non-Unicodes*/ /* Getting autoreleased instances */ + (NSCharacterSet *)characterSetWithRange:(NSRange)aRange; + (NSCharacterSet *)characterSetWithCharactersInString:(NSString *)aString; + (NSCharacterSet *)characterSetWithBitmapRepresentation:(NSData *)data; /* Other instance methods - only the first TWO must be implemented by all subclasses. There is an abstract implementation of the inverted set. */ - (BOOL)characterIsMember:(unichar)aCharacter; - (NSData *)bitmapRepresentation; - (NSCharacterSet *)invertedSet; @end @interface NSMutableCharacterSet : NSCharacterSet <NSCopying, NSMutableCopying> /* Mutable subclasses must implement ALL of these methods. */ - (void)addCharactersInRange:(NSRange)aRange; - (void)removeCharactersInRange:(NSRange)aRange; - (void)addCharactersInString:(NSString *)aString; - (void)removeCharactersInString:(NSString *)aString; - (void)formUnionWithCharacterSet:(NSCharacterSet *)otherSet; - (void)formIntersectionWithCharacterSet:(NSCharacterSet *)otherSet; - (void)invert; @end
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