strlen(3) — Subroutines
NAME
strlen − Finds length of string
LIBRARY
Standard C Library (libc.a)
SYNOPSIS
#include <string.h> size_t strlen(
const char ∗s);
PARAMETERS
sSpecifies the string.
DESCRIPTION
The strlen() function returns the number of bytes in the string pointed to by the s parameter. The string length value does not include the string terminating null character.
NOTES
AES Support Level:
Full use.
RETURN VALUES
Upon successful completion, the strlen() function returns the number of characters in the string to which the s parameter points. Otherwise, (size_t)-1 is returned, and errno is set to indicate the error.