``date_modify``
===============
The ``date_modify`` filter modifies a date with a given modifier string:
.. code-block:: jinja
{{ post.published_at|date_modify("+1 day")|date("m/d/Y") }}
The ``date_modify`` filter accepts strings (it must be in a format supported
by the `strtotime`_ function) or `DateTime`_ instances. You can easily combine
it with the :doc:`date<date>` filter for formatting.
Arguments
---------
* ``modifier``: The modifier
.. _`strtotime`: http://www.php.net/strtotime
.. _`DateTime`: http://www.php.net/DateTime
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