aparler/RosettaCodeData
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Ingy döt Net 2013-04-11 01:07:29 -07:00
parent b83f433714
commit 68f8f3e56b
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Task/String-length/Objective-C/string-length-1.m Normal file
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// Return the length in characters
// XXX: does not (always) count Unicode characters (code points)!
unsigned int numberOfCharacters = [@"møøse" length]; // 5

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Task/String-length/Objective-C/string-length-2.m Normal file
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int realCharacterCount = [s lengthOfBytesUsingEncoding: NSUTF32StringEncoding] / 4;

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Task/String-length/Objective-C/string-length-3.m Normal file
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int byteCount = [@"møøse" length] * 2; // 10

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Task/String-length/Objective-C/string-length-4.m Normal file
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// Return the number of bytes depending on the encoding,
// here explicitly UTF-8
unsigned numberOfBytes =
[@"møøse" lengthOfBytesUsingEncoding: NSUTF8StringEncoding]; // 7