Warning: require(C:\xampp\htdocs\phpSlimHttpServer\public/../vendor/autoload.php): failed to open stream [closed]
问题 Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed yesterday . I am getting started with the Slim framework . I have downloaded the Slim Framework 4 Skeleton Application which contains the following routes: $app->options('/{routes:.+}', function (Request $request, Response $response) { // CORS Pre-Flight OPTIONS Request Handler return $response; }); $app->get('/', function