title: dd() on laravel doesn't echo out
body: <p>My routes.php </p>
  
  <pre><code>    &lt;?php
  
  Route::group(['middleware' =&gt; ['web']] , function() {
      route::get('/' , [
          'as' =&gt; 'home',
          'uses' =&gt; 'HomeController@index',
          ]);
      Route::post('/' , [
          'uses' =&gt; 'HomeController@create',
          ]);
  });
  </code></pre>
  
  <p>and HomeController.php</p>
  
  <pre><code>&lt;?php
  
  namespace App\Http\Controllers;
  
  use Illuminate\Http\Request;
  
  use App\Http\Requests;
  
  class HomeController extends Controller
  {
      public function index() {
          return '&lt;form action="'. route('home') .'" method="post"&gt;&lt;input type="text" name="email"&gt;&lt;input type="submit"&gt;&lt;/form&gt;';
      }
      public function create(Request $request) {
          dd($request-&gt;email);
      }
  }
  </code></pre>
  
  <p>its a form with an input name 'email'  , and when i enter my email it should show me the email i have just entered , its gives me a blank page instead.</p>