'\" t .\" Copyright, The contributors to the Linux man-pages project .\" .\" SPDX-License-Identifier: GPL-2.0-or-later .\" .TH iswprint 3 2025-05-06 "Linux man-pages 6.14" .SH NAME iswprint \- test for printing wide character .SH LIBRARY Standard C library .RI ( libc ,\~ \-lc ) .SH SYNOPSIS .nf .B #include .P .BI "int iswprint(wint_t " wc ); .fi .SH DESCRIPTION The .BR iswprint () function is the wide-character equivalent of the .BR isprint (3) function. It tests whether .I wc is a wide character belonging to the wide-character class "print". .P The wide-character class "print" is disjoint from the wide-character class "cntrl". .P The wide-character class "print" contains the wide-character class "graph". .SH RETURN VALUE The .BR iswprint () function returns nonzero if .I wc is a wide character belonging to the wide-character class "print". Otherwise, it returns zero. .SH ATTRIBUTES For an explanation of the terms used in this section, see .BR attributes (7). .TS allbox; lbx lb lb l l l. Interface Attribute Value T{ .na .nh .BR iswprint () T} Thread safety MT-Safe locale .TE .SH STANDARDS C11, POSIX.1-2008. .SH HISTORY POSIX.1-2001, C99. .SH NOTES The behavior of .BR iswprint () depends on the .B LC_CTYPE category of the current locale. .SH SEE ALSO .BR isprint (3), .BR iswctype (3)