[github/wallabag/wallabag.git] / vendor / twig / twig / doc / filters / keys.rst

``keys``
========

The ``keys`` filter returns the keys of an array. It is useful when you want to
iterate over the keys of an array:

.. code-block:: jinja

    {% for key in array|keys %}
        ...
    {% endfor %}
Commit	Line	Data
4f5b44bd NL	1	``keys``
	2	========
	3
	4	The ``keys`` filter returns the keys of an array. It is useful when you want to
	5	iterate over the keys of an array:
	6
	7	.. code-block:: jinja
	8
	9	{% for key in array\|keys %}
	10	...
	11	{% endfor %}