title: Redirect/forward to another action and sending post parameters in symfony
body: <p>In my case, I have a small form with login and password, once submitted, the login/pass are used to open an <strong>imap conn to retrieve the user's emails</strong>, once the array of emails retrieved in the same action, I want to <strong>redirect to another action</strong> that <strong>uses this array for other treatements</strong> !</p>
  
  <p>How is that possible? I mean <strong>redirection to another action and sending the whole array as post parameter</strong> ?</p>