HttpFoundation: Permintaan dan Respons

$ composer require symfony/http-foundation

<?php
use Symfony\Component\HttpFoundation\Request;

$request = Request::createFromGlobals();
echo $request->query->get("page", 1);      // GET param
echo $request->request->get("email");       // POST param
echo $request->headers->get("User-Agent"); // header

<?php
$request->query->get("id");         // $_GET
$request->request->get("name");     // $_POST
$request->attributes->get("key");   // route attributes
$request->cookies->get("token");    // $_COOKIE
$request->files->get("avatar");     // $_FILES
$request->server->get("REMOTE_ADDR"); // $_SERVER

<?php
$request->getMethod();       // "GET", "POST", etc.
$request->isMethod("POST"); // bool
$request->getPathInfo();    // "/api/users/1"
$request->getHost();        // "example.com"
$request->isSecure();       // true if HTTPS

<?php
use Symfony\Component\HttpFoundation\Response;

$response = new Response("Hello World", 200, [
    "Content-Type" => "text/plain",
]);
$response->send();

<?php
use Symfony\Component\HttpFoundation\JsonResponse;

$response = new JsonResponse(["status" => "ok", "id" => 42]);
$response->send();

<?php
use Symfony\Component\HttpFoundation\RedirectResponse;

$response = new RedirectResponse("/dashboard", 302);
$response->send();

<?php
$response->headers->set("X-Rate-Limit", "100");
$response->headers->setCookie(
    new Cookie("prefs", "dark", time() + 86400, "/", null, true, true)
);

<?php
use Symfony\Component\HttpFoundation\BinaryFileResponse;

$response = new BinaryFileResponse("/path/to/file.pdf");
$response->setContentDisposition("attachment", "report.pdf");
$response->send();