title: Symfony 3 createForm with construct parameters
body: <p>Since Symfony 2.8, you can only pass the FQCN into the controller createForm method. So, my question is, how do I pass construct parameters into the form class construct when I create the form in the controller?</p>
  
  <p>&lt; Symfony 2.8 I could do (MyController.php):</p>
  
  <pre><code>$this-&gt;createForm(new MyForm($arg1, $arg2));
  </code></pre>
  
  <p>Symfony 2.8+ I can only do (MyController.php):</p>
  
  <pre><code>$this-&gt;createForm(MyForm::class);
  </code></pre>
  
  <p>So how can I pass in my construct arguments? These arguments are provided in the controller actions so I can't use the "Forms as services" method...</p>