Delete All Directory And Files In a Directory

deleteDirectory.php

public function deleteDirectory($dir) {
        if (is_dir($dir)) {
            $objects = scandir($dir);
            foreach ($objects as $object) {
                if ($object != '.' && $object != '..') {
                    (filetype($dir . '/' . $object) == 'dir') ? $this->deleteDirectory($dir . '/' . $object) : unlink($dir . '/' . $object);
                }
            }
            reset($objects);
            return rmdir($dir) ? true : false;
        }
    }