The documentation states:
The argument passed to the getForm() method is the name of the class that defines your form and is an implementation of \Drupal\Core\Form\FormBuilderInterface.
How do I find out the name of the class that defines the website feedback form provided by the core contact module (the form id is:
dpm() the form I can see that there is a class defined:
$input array(30) →'#attributes' => array(1) →'class' => array(3) string(29) "feedback-contact-message-form" string(20) "contact-message-form" string(12) "contact-form"
I tried various forms of this as the parameter to pass to:
but no luck. Thanks