Airship\Engine\Landing::config PHP Method

    public function config(string $search = '')
    {
        if (empty($search)) {
            return $this->airship_config;
        }
        $search = \explode('.', $search);
        $config = $this->airship_config;
        foreach ($search as $k) {
            if (isset($config[$k])) {
                $config = $config[$k];
            } else {
                return null;
            }
        }
        return $config;
    }