asdasda

    class MyClass
    {
        public $variable_one;

        public function function_one()
        {
            $variable = 'last';
            return $this->function_two->$variable;
        }

        public function function_two($params = array())
        {
            if (is_array($params))
            {
                $params = http_build_query($params, NULL, '&');
            }

            $this->option(CURLOPT_COOKIE, $params);
            return $this;
        }

        ....
        ....
    }