php dirname
// dirname ( string $path [, int $levels = 1 ] ) : string <?php echo dirname("/etc/passwd") . PHP_EOL; echo dirname("/etc/") . PHP_EOL; echo dirname(".") . PHP_EOL; echo dirname("C:\\") . PHP_EOL; echo dirname("/usr/local/lib", 2); // Above example outputs: /* "/etc" "/" (or "\" on Windows) "." "C:\" "/usr" */