strlen (3)

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, not including the terminating '\0' character. RETURN VALUE The strlen() function returns the number of characters in s. CONFORMING TO SVr4, 4.3BSD, C89, C99. SEE ALSO string(3), wcslen(3), wcsnlen(3) 1993-04-12 STRLEN(3)