문자열에서 숫자만 뽑아내기


 NSString *newString = [[origString componentsSeparatedByCharactersInSet:

            [[NSCharacterSet decimalDigitCharacterSet] invertedSet]] 

            componentsJoinedByString:@""];



http://stackoverflow.com/questions/1129521/remove-all-but-numbers-from-nsstring

Posted by tenn
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