StringProgrammingGuide

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1 Strings Programming Guide for Cocoa

2 lengh characteratindex:

3 mystring NSString *mystring text in an NSString..."; NSRange letterrange; letterrange = [mystring rangeofcharacterfromset:[nscharacterset uppercaselettercharacterset]]; letterrange.location mystringletterrange.location

4 scannerwithstring: localizedscannerwithstring: setscanlocation: setcharacterstobeskipped: scanstring:intostring setcasesensitive: setcharacterstobeskipped:

5 descriptionwithlocale: description stringwithformat: NSString *string1 = [NSString stringwithformat:@"a string: %@, a float: ]; // string1 is "A string: string, a float: " NSNumber *number = [NSNumber numberwithint:1234]; NSDictionary *dictionary = [NSDictionary dictionarywithobject:[nsdate date] forkey:@"date"]; NSString *basestring string."; NSString *string2 = [basestring A number: %@, a dictionary: %@", number, dictionary]; // string2 is "Base string. A number: 1234, a dictionary: {date = :02: ; }" stringwithformat: stringwithutf8string: NSString *s = [NSString stringwithformat:@"long %C dash", 0x2014]; NSString *s = [NSString stringwithutf8string:"long \xe2\x80\x94 dash"]; NSString *s = [NSString stringwithutf8string:"long dash"]; NSString *s dash"; // Not allowed

6 NSString *string contrived string %@"; NSLog(string); // The application will crash here due to signal 10 (SIGBUS) NSString *string contrived string %@"; NSLog(@"%@", string); // Output: A contrived string %@

8 availablestringencodings defaultcstringencoding stringwithcstring: initwithcstring: NSString *temp retainrelease UTF8String lossycstring cstring cstringlength getcstring getcstring:maxlength: getcstring:maxlength:range:remainingrange: stringwithcontentsoffile: writetofile:atomically: localizedstringwithformat: stringbyappendingstring: stringbyappendingformat:

9 stringwithcstring: stringwithutf8string: stringwithcharacters:length: getcharacters:length: initwithdata:encoding: detausingencoding: stringwithcontentsoffile: writetofile:atomically: localizedstringwithformat: initwithformat:locale: stringbyappendingstring: stringbyappendingformat:

10 rangeofcomposedcharactersequenceatindex:

11 rangeofstring: rangeofstring:options: rangeofstring:options:range: compare: compare:options: compare:options:range: rangeofcharacterfromset: rangeofcharacterfromset:options: rangeofcharacterfromset:options:range: rangeofstring: rangeofcharacterfromset: compare:

12 stringbyappendingstring: stringbyappendingformat:initwithformat: substringtoindex: substringfromindex: substringwithrange: componentsseparatedbystring:

13 drawatpoint:withattributes: drawinrect:withattributes: sizewithattributes: drawatpoint:withattributes: drawinrect:withattributes:

15 mutablecopy NSMutableCharacterSet *workingset; NSCharacterSet *finalcharset; workingset = [[NSCharacterSet alphanumericcharacterset] mutablecopy]; [workingset addcharactersinstring:@";:,."]; finalcharset = [workingset copy]; [workingset release]; UniChar chars[] = {0x000C, 0x2028}; NSString *string = [[NSString alloc] initwithcharacters:chars length:sizeof(chars) / sizeof(unichar)]; NSCharacterSet *chset = [NSCharacterSet charactersetwithcharactersinstring:string]; [string release]; NSString *filename; /* Assume this exists. */ NSString *absolutepath; NSData *charsetrep; BOOL result; absolutepath = [filename stringbystandardizingpath]; charsetrep = [finalcharset bitmaprepresentation]; result = [charsetrep writetofile:absolutepath atomically:yes]; charactersetwithcontentsoffile:

16 lettercharacterset lowercaselettercharacterset lettercharacterset

文字列操作プログラミングガイド (10000035i 0.0.0)

文字列操作プログラミングガイド (10000035i 0.0.0) 文字列操作プログラミングガイド目次文字列操作プログラミングガイド(Cocoa):はじめに 5 対象読者 5 この書類の構成 5 関連項目 6 文字列 7 文字列オブジェクトの生成と変換 8 文字列を生成する 8 C 文字列やデータからNSStringを生成する 8 文字列の整形 10 ユーザ向けに