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, not including the terminating `\0' character.


RETURN VALUE

       The strlen() function returns the number of characters  in
       s.


CONFORMING TO

       SVID 3, POSIX, BSD 4.3, ISO 9899


SEE ALSO

       string(3)


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