--- /dev/null
+<?php
+
+include "server.inc";
+
+serve(function($client) {
+ $request = new http\Message($client, false);
+ $cookies = new http\Cookie($request->getHeader("cookie"));
+ $response = new http\Env\Response;
+ $response->setCookie($cookies->setCookie("counter", $cookies->getCookie("counter")+1));
+ $response->send($client);
+});