.\" Copyright (c) Bruno Haible .\" .\" This is free documentation; you can redistribute it and/or .\" modify it under the terms of the GNU General Public License as .\" published by the Free Software Foundation; either version 2 of .\" the License, or (at your option) any later version. .\" .\" References consulted: .\" GNU glibc-2 source code and manual .\" Dinkumware C library reference http://www.dinkumware.com/ .\" OpenGroup's Single Unix specification http://www.UNIX-systems.org/online.html .\" ISO/IEC 9899:1999 .\" .TH ISWCTYPE 3 "July 25, 1999" "GNU" "Linux Programmer's Manual" .SH NAME iswctype \- wide character classification .SH SYNOPSIS .nf .B #include .sp .BI "int iswctype (wint_t " wc ", wctype_t " desc ); .fi .SH DESCRIPTION If \fIwc\fP is a wide character having the character property designated by \fIdesc\fP (or in other words: belongs to the character class designated by \fIdesc\fP), the \fBiswctype\fP function returns non-zero. Otherwise it returns zero. If \fIwc\fP is WEOF, zero is returned. .PP \fIdesc\fP must be a character property descriptor returned by the \fBwctype\fP function. .SH "RETURN VALUE" The \fBiswctype\fP function returns non-zero if the \fIwc\fP has the designated property. Otherwise it returns 0. .SH "CONFORMING TO" ISO/ANSI C, UNIX98 .SH "SEE ALSO" .BR wctype "(3), " iswalnum "(3), " iswalpha "(3), " iswblank "(3), " iswcntrl "(3), " iswdigit "(3), " iswgraph "(3), " iswlower "(3), " iswprint "(3), " iswpunct "(3), " iswspace "(3), " iswupper "(3), " iswxdigit (3) .SH NOTES The behaviour of \fBiswctype\fP depends on the LC_CTYPE category of the current locale.