checkControl example

$data = [
            'get'      => $request->getGet(),
            'post'     => $request->getPost(),
            'cookie'   => $request->getCookie(),
            'rawInput' => $request->getRawInput(),
        ];

        foreach ($data as $source => $values) {
            $this->source = $source;
            $this->checkEncoding($values);
            $this->checkControl($values);
        }
    }

    /** * We don't have anything to do here. * * @param array|null $arguments * * @return void */
    public function after(RequestInterface $request, ResponseInterface $response, $arguments = null)
    {