'\" t .\" Copyright (c) Bruno Haible .\" .\" SPDX-License-Identifier: GPL-2.0-or-later .\" .\" 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 wmemchr 3 2024-05-02 "Linux man-pages 6.9.1" .SH NAME wmemchr \- search a wide character in a wide-character array .SH LIBRARY Standard C library .RI ( libc ", " \-lc ) .SH SYNOPSIS .nf .B #include .P .BI "wchar_t *wmemchr(const wchar_t " s [. n "], wchar_t " c ", size_t " n ); .fi .SH DESCRIPTION The .BR wmemchr () function is the wide-character equivalent of the .BR memchr (3) function. It searches the .I n wide characters starting at .I s for the first occurrence of the wide character .IR c . .SH RETURN VALUE The .BR wmemchr () function returns a pointer to the first occurrence of .I c among the .I n wide characters starting at .IR s , or NULL if .I c does not occur among these. .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 wmemchr () T} Thread safety MT-Safe .TE .SH STANDARDS C11, POSIX.1-2008. .SH HISTORY POSIX.1-2001, C99. .SH SEE ALSO .BR memchr (3), .BR wcschr (3)