1``length`` 2========== 3 4.. versionadded:: 1.33 5 6 Support for the ``__toString()`` magic method has been added in Twig 1.33. 7 8The ``length`` filter returns the number of items of a sequence or mapping, or 9the length of a string. 10 11For objects that implement the ``Countable`` interface, ``length`` will use the 12return value of the ``count()`` method. 13 14For objects that implement the ``__toString()`` magic method (and not ``Countable``), 15it will return the length of the string provided by that method. 16 17For objects that implement the ``IteratorAggregate`` interface, ``length`` will use the return value of the ``iterator_count()`` method. 18 19.. code-block:: jinja 20 21 {% if users|length > 10 %} 22 ... 23 {% endif %} 24