STRLEN(3)                           Linux Programmer's Manual                           STRLEN(3)



NAME
       strlen - calculate the length of a string

SYNOPSIS
       #include <string.h>

       size_t strlen(const char *s);

DESCRIPTION
       The  strlen()  function  calculates  the length of the string s, excluding the terminating
       null byte ('\0').

RETURN VALUE
       The strlen() function returns the number of bytes in the string s.

CONFORMING TO
       SVr4, 4.3BSD, C89, C99.

SEE ALSO
       string(3), strnlen(3), wcslen(3), wcsnlen(3)

COLOPHON
       This page is part of release 3.53 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/.



GNU                                         2012-05-04                                  STRLEN(3)