Documentation

Match a control character.

Match a white-space character in the Latin-1 range.

Match a lower-case alphabetic Unicode character.

Match an upper-case or title-case alphabetic Unicode character.

Match an alphabetic Unicode character. Equivalent to letter.

Match an alphabetic or numeric digit Unicode character.

Match a printable Unicode character.

Match an ASCII digit.

Match an ASCII octal digit.

Match an ASCII hexadecimal digit.

Match an alphabetic Unicode character. Equivalent to alpha.

Match a Unicode mark character.

Match a Unicode numeric character.

Match a Unicode punctuation character.

Match a Unicode symbol character.

Match a Unicode space or separator character.

Match a character of the ASCII character set.

Match a character of the ISO 8859-1 (Latin-1) character set.

Match an ASCII upper-case letter.

Match an ASCII lower-case letter.