NAME

wmemcmp — compare wide strings

SYNOPSIS

#include <wchar.h>

int
wmemcmp(const wchar_t *s1, const wchar_t *s2, size_t len);

DESCRIPTION

The wmemcmp() function compares the wide string s1 against the wide string s2. Both wide strings are assumed to be len wide characters long.

RETURN VALUES

The wmemcmp() function returns zero if the two wide strings are identical, otherwise the difference between the first two differing wide characters is returned. Zero-length wide strings are always identical.

SEE ALSO

memcmp(3), wcscasecmp(3), wcscmp(3)

STANDARDS

The wmemcmp() function conforms to ISO/IEC 9899:1999 (“ISO C99”) and was first introduced in ISO/IEC 9899/AMD1:1995 (“ISO C90, Amendment 1”).

HISTORY

The wmemcmp() function was ported from NetBSD and first appeared in OpenBSD 3.8.