public function getOption($option)
    {
        if (isset($this->option[$option])) {
            $this->resultCode = Memcached::RES_SUCCESS;
            $this->resultMessage = '';
            return $this->option[$option];

        } else {
            $this->resultCode = Memcached::RES_FAILURE;
            $this->resultMessage = 'Option not seted.';
            return false;
        }
    }