strlen(feed) - phpMan

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)