<?php require_once 'helpers.php'; require_once 'Application.php'; $app = new Application(); $app->middleware(function ($next) { echo 1 . PHP_EOL; return $next(); }); $app->middleware(function ($next) { echo 2 . PHP_EOL; return $next(); }); $app->middleware(function ($next) { var_dump($this); return $next(); }); $app->run();