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.Dd March 4, 2003 .Dt WCTYPE 3 .Os ----------------------------------------------------------------------
.Sh NAME .Nm wctype .Nd get character class identifier by name ----------------------------------------------------------------------
.Sh LIBRARY .Lb libc ----------------------------------------------------------------------
.Sh SYNOPSIS n wctype.h .Ft wctype_t .Fn wctype "const char *charclass" ----------------------------------------------------------------------
.Sh DESCRIPTION The .Fn wctype function returns a character class identifier corresponding to the locale-specific character class name .Fa charclass . This identifier can be used in subsequent calls of .Fn iswctype . The following names are defined in all locales: d -literal -offset indent alnum alpha blank cntrl digit graph lower print punct space upper xdigit .Ed
p
The behaviour of
.Fn wctype
is affected by the
.Dv LC_CTYPE
category of the current locale.
----------------------------------------------------------------------
.Sh RETURN VALUES
.Fn wctype
returns:
l -tag -width 012345678901 t 0 If
.Fa charclass
does not correspond to a valid character class name.
t non-zero A character class identifier corresponding to
.Fa charclass .
.El
p
Note: wctype_t is a scalar type, e.g., a pointer.
----------------------------------------------------------------------
.Sh ERRORS
No errors are defined.
----------------------------------------------------------------------
.Sh SEE ALSO
.Xr iswctype 3 ,
.Xr setlocale 3 ,
.Xr towctrans 3 ,
.Xr wctrans 3
----------------------------------------------------------------------
.Sh STANDARDS
The
.Fn wctype
function conforms to
.St -isoC-amd1 .
Indexes created Sat Oct 11 14:09:46 GMT 2025