Debugging

..versionadded::2.0.9

This feature is available as of Twig ``1.5.x``, which was first shipped

with Symfony 2.0.9.

When using PHP, you can use ``var_dump()`` if you need to quickly find the

value of a variable passed. This is useful, for example, inside your controller.

The same can be achieved when using Twig by using the debug extension. This

needs to be enabled in the config:

..configuration-block::

..code-block::yaml

..code-block::xml

..code-block::php

The same can be achieved when using Twig thanks to the the debug extension.

Template parameters can then be dumped using the ``dump`` function: