std:: ctype_base

Defined in header <locale>
class ctype_base ;

The class std::ctype_base lists the character classification categories which are inherited by the std::ctype facets.

Member types

mask	unspecified BitmaskType (enumeration, integer type, or bitset) (typedef)

Member constants

space [static]	the value of mask identifying whitespace character classification (public static member constant)
print [static]	the value of mask identifying printable character classification (public static member constant)
cntrl [static]	the value of mask identifying control character classification (public static member constant)
upper [static]	the value of mask identifying uppercase character classification (public static member constant)
lower [static]	the value of mask identifying lowercase character classification (public static member constant)
alpha [static]	the value of mask identifying alphabetic character classification (public static member constant)
digit [static]	the value of mask identifying digit character classification (public static member constant)
punct [static]	the value of mask identifying punctuation character classification (public static member constant)
xdigit [static]	the value of mask identifying hexadecimal digit character classification (public static member constant)
blank [static] (C++11)	the value of mask identifying blank character classification (public static member constant)
alnum [static]	alpha | digit (public static member constant)
graph [static]	alnum | punct (public static member constant)

See also

ctype	defines character classification tables (class template)
ctype <char>	specialization of std::ctype for type char (class template specialization)
ctype_byname	represents the system-supplied std::ctype for the named locale (class template)