[github/wallabag/wallabag.git] / vendor / twig / twig / doc / tests / empty.rst

``empty``
=========

``empty`` checks if a variable is empty:

.. code-block:: jinja

    {# evaluates to true if the foo variable is null, false, an empty array, or the empty string #}
    {% if foo is empty %}
        ...
    {% endif %}
Commit	Line	Data
4f5b44bd NL	1	``empty``
	2	=========
	3
	4	``empty`` checks if a variable is empty:
	5
	6	.. code-block:: jinja
	7
	8	{# evaluates to true if the foo variable is null, false, an empty array, or the empty string #}
	9	{% if foo is empty %}
	10	...
	11	{% endif %}