wmemchr(3) — Linux manual page

wmemchr(3)               Library Functions Manual              wmemchr(3)

NAME         top

       wmemchr - search a wide character in a wide-character array

LIBRARY         top

       Standard C library (libc, -lc)

SYNOPSIS         top

       #include <wchar.h>

       wchar_t *wmemchr(size_t n;
                        const wchar_t s[n], wchar_t c, size_t n);

DESCRIPTION         top

       The wmemchr() function is the wide-character equivalent of the
       memchr(3) function.  It searches the n wide characters starting at
       s for the first occurrence of the wide character c.

RETURN VALUE         top

       The wmemchr() function returns a pointer to the first occurrence
       of c among the n wide characters starting at s, or NULL if c does
       not occur among these.

ATTRIBUTES         top

       For an explanation of the terms used in this section, see
       attributes(7).
       ┌──────────────────────────────────────┬───────────────┬─────────┐
       │ Interface                            │ Attribute     │ Value   │
       ├──────────────────────────────────────┼───────────────┼─────────┤
       │ wmemchr()                            │ Thread safety │ MT-Safe │
       └──────────────────────────────────────┴───────────────┴─────────┘

STANDARDS         top

       C11, POSIX.1-2008.

HISTORY         top

       POSIX.1-2001, C99.

SEE ALSO         top

       memchr(3), wcschr(3)

COLOPHON         top

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Linux man-pages 6.15            2025-06-28                     wmemchr(3)

Pages that refer to this page: memchr(3),  wcschr(3),  signal-safety(7)

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