WCTYPE(3)

NAME
3.28 `wctype'--get wide-character classification type

SYNOPSIS
     #include <wctype.h>
     wctype_t wctype(const char *C);

DESCRIPTION
`wctype' is a function which takes a string C and gives back the appropriate wctype_t type value associated with the string, if one exists. The following values are guaranteed to be recognized: "alnum", "alpha", "blank", "cntrl", "digit", "graph", "lower", "print", "punct", "space", "upper", and "xdigit".

RETURNS
`wctype' returns 0 and sets `errno' to `EINVAL' if the given name is invalid. Otherwise, it returns a valid non-zero wctype_t value.

PORTABILITY
`wctype' is C99.
   No supporting OS subroutines are required.

SEE ALSO
wctype is part of the library. The full documentation for is maintained as a Texinfo manual. If info and are properly installed at your site, the command

    info

will give you access to the complete manual.