.. note::

with the same name.

Output Escaping

purpose - letting Symfony generate these files dynamically in a production

environment is just too slow.

Instead, each time you use your app in the ``prod`` environment (and therefore,

each time you deploy), you should run the following task:

To try this out, switch to your ``prod`` environment (``app.php``). But before

you do, don't forget to :ref:`clear your cache <book-page-creation-prod-cache-clear>`

.. tip::

.. code-block:: php

| choices | ``array`` | A nested array containing the ``ChoiceView`` objects of |

| | | the remaining choices. |

| empty_value | ``mixed`` | The empty value if not already in the list, otherwise |

| | | ``null``. |