Module containing predefined character classes matching character traits defined by the java.lang.Character class.
Module containing Perl-style predefined character classes.
Module containing POSIX-style predefined character classes.
Module containing predefined character classes matching a single character that has certain traits defined by the Unicode specification.
Creates an expression matching a single specified character.
Creates an expression that matches a single occurrence of any of the specified characters.
Creates an expression that matches a single occurrence of any of the specified characters.
Creates an expression that matches a single occurence of any character within the specified range.
Creates an expression that matches a single occurence of any character within the specified range.
the lowest value character that will match
the highest value character that will match
IllegalArgumentException
if {first} is not less than than {last}.
Factory object for creating character class expressions.