STRCMP
Section: Linux Programmer's Manual (3)
Updated: 2009-04-21
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NAME
strcmp, strncmp - compare two strings
SYNOPSIS
#include <string.h>
int strcmp(const char *s1, const char *s2);
int strncmp(const char *s1, const char *s2, size_t n);
DESCRIPTION
The
strcmp()
function compares the two strings s1 and
s2.
It returns an integer less than, equal to, or greater
than zero if s1 is found, respectively, to be less than,
to match, or be greater than s2.
The
strncmp()
function is similar, except it only compares
the first (at most) n characters of s1 and s2.
RETURN VALUE
The
strcmp()
and
strncmp()
functions return an integer
less than, equal to, or greater than zero if s1 (or the first
n bytes thereof) is found, respectively, to be less than, to
match, or be greater than s2.
CONFORMING TO
SVr4, 4.3BSD, C89, C99.
SEE ALSO
bcmp(3),
memcmp(3),
strcasecmp(3),
strcoll(3),
strncasecmp(3),
strverscmp(3),
wcscmp(3),
wcsncmp(3)
COLOPHON
This page is part of release 3.22 of the Linux
man-pages
project.
A description of the project,
and information about reporting bugs,
can be found at
http://www.kernel.org/doc/man-pages/.