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WCTYPE(3) Library Functions Manual WCTYPE(3) NAME wctype - get character class identifier by name LIBRARY Standard C Library (libc, -lc) SYNOPSIS #include <wctype.h> wctype_t wctype(const char *charclass); DESCRIPTION The wctype() function returns a character class identifier corresponding to the locale-specific character class name charclass. This identifier can be used in subsequent calls of iswctype(). The following names are defined in all locales: alnum alpha blank cntrl digit graph lower print punct space upper xdigit The behaviour of wctype() is affected by the LC_CTYPE category of the current locale. RETURN VALUES wctype() returns: 0 If charclass does not correspond to a valid character class name. non-zero A character class identifier corresponding to charclass. Note: wctype_t is a scalar type, e.g., a pointer. ERRORS No errors are defined. SEE ALSO iswctype(3), setlocale(3), towctrans(3), wctrans(3) STANDARDS The wctype() function conforms to ISO/IEC 9899/AMD1:1995 ("ISO C90, Amendment 1"). NetBSD 8.0 March 4, 2003 NetBSD 8.0