@@ -619,12 +619,12 @@ session.
619619Flash Messages
620620~~~~~~~~~~~~~~
621621
622- You can also store small messages that will be stored on the user's session.
623- This is useful when processing a form:
624- you want to redirect and have a special message shown on the * next * page.
625- These types of messages are called "flash" messages .
622+ You can also store special messages, called "flash" messages, on the user's
623+ session. By design, flash messages are meant to be used exactly once: they vanish
624+ from the session automatically as soon as you retrieve them. This feature makes
625+ "flash" messages particularly great for storing user notifications .
626626
627- For example, imagine you're processing a form submit ::
627+ For example, imagine you're processing a form submission ::
628628
629629 use Symfony\Component\HttpFoundation\Request;
630630
@@ -650,20 +650,20 @@ For example, imagine you're processing a form submit::
650650 return $this->render(...);
651651 }
652652
653- After processing the request, the controller sets a `` notice `` flash message
654- in the session and then redirects. The name (``notice ``) isn't significant -
655- it's just something you invent and reference next .
653+ After processing the request, the controller sets a flash message in the session
654+ and then redirects. The message key (``notice `` in this example) can be anything:
655+ you'll use this key to retrieve the message .
656656
657- In the template of the next action, the following code could be used to render
658- the `` notice `` message :
657+ In the template of the next page (or even better, in your base layout template),
658+ read any flash messages from the session: :
659659
660660.. configuration-block ::
661661
662662 .. code-block :: html+jinja
663663
664- {% for flashMessage in app.session.flashbag.get('notice') %}
664+ {% for flash_message in app.session.flashbag.get('notice') %}
665665 <div class="flash-notice">
666- {{ flashMessage }}
666+ {{ flash_message }}
667667 </div>
668668 {% endfor %}
669669
@@ -677,9 +677,9 @@ the ``notice`` message:
677677
678678.. note ::
679679
680- By design, flash messages are meant to be processed exactly once. This means
681- that they vanish from the session automatically when they are retrieved from
682- the flash bag by calling the `` get() `` method .
680+ It's common to use `` notice ``, `` warning `` and `` error `` as the keys of the
681+ different types of flash messages, but you can use any key that fits your
682+ needs .
683683
684684.. tip ::
685685
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