minor #4969 Add typehint (piotrantosik)

wouterj · wouterj · commit 96770aa48406 · 2015-02-14T12:15:40.000+01:00
This PR was merged into the 2.3 branch. Discussion ---------- Add typehint | Q | A | ------------- | --- | Doc fix? | yes | New docs? | no | Applies to | 2.3 | Fixed tickets | - Commits ------- 7e7ca06 add typehint
diff --git a/cookbook/form/dynamic_form_modification.rst b/cookbook/form/dynamic_form_modification.rst
@@ -721,10 +721,11 @@ all of this, use a listener::
 
     use Symfony\Component\Form\FormBuilderInterface;
     use Symfony\Component\Form\FormEvents;
+    use Symfony\Component\Form\FormEvent;
 
     public function buildForm(FormBuilderInterface $builder, array $options)
     {
-        $builder->addEventListener(FormEvents::POST_SUBMIT, function ($event) {
+        $builder->addEventListener(FormEvents::POST_SUBMIT, function (FormEvent $event) {
             $event->stopPropagation();
         }, 900); // Always set a higher priority than ValidationListener
 
