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Air-Craft/sanitise_filter_strings.m

Created December 4, 2014 22:05
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Sanitise string filtering out bad characters #strings #intermediate #objective-c
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sanitise_filter_strings.m
// Native...
NSCharacterSet* illegalFileNameCharacters = [NSCharacterSet characterSetWithCharactersInString:@"/\\?%*|\"<>"];
NSString *sanitized = [[fileName componentsSeparatedByCharactersInSet:illegalFileNameCharacters] componentsJoinedByString:@""];
// With Overline (negative matching)
NSString *sanitized = [fileName stringByReplacingOccurrencesOfRegExpPattern:@"[^a-zA-Z0-9_\\+\\-]+" withString:@"_"
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