Returns a character set containing values in the category of Non-Characters or that have not yet been defined in version 3.2 of the Unicode standard.
SDKs
Framework
class func illegal() -> NSMutableclass func alphanumeric() -> NSMutableReturns a character set containing the characters in Unicode General Categories L*, M*, and N*.
class func capitalizedReturns a character set containing the characters in Unicode General Category Lt.
class func control() -> NSMutableReturns a character set containing the characters in Unicode General Category Cc and Cf.
class func decimalReturns a character set containing the characters in the category of decimal numbers.
class func decomposable() -> NSMutableReturns a character set containing individual Unicode characters that can also be represented as composed character sequences (such as for letters with accents), by the definition of “standard decomposition” in version 3.2 of the Unicode character encoding standard.
class func letter() -> NSMutableReturns a character set containing the characters in Unicode General Category L* & M*.
class func lowercaseReturns a character set containing the characters in Unicode General Category Ll.
class func newline() -> NSMutableReturns a character set containing the newline characters (U+000A ~ U+000D, U+0085, U+2028, and U+2029).
class func nonReturns a character set containing the characters in Unicode General Category M*.
class func punctuation() -> NSMutableReturns a character set containing the characters in Unicode General Category P*.
class func symbol() -> NSMutableReturns a character set containing the characters in Unicode General Category S*.
class func uppercaseReturns a character set containing the characters in Unicode General Category Lu and Lt.
class func whitespaceReturns a character set containing characters in Unicode General Category Z*, U+000A ~ U+000D, and U+0085.
class func whitespace() -> NSMutableReturns a character set containing the characters in Unicode General Category Zs and CHARACTER TABULATION (U+0009).