keys

keys

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

{% for key in array|keys %}
    ...
{% endfor %}

© 2009–2017 by the Twig Team
Licensed under the three clause BSD license.
The Twig logo is © 2010–2017 SensioLabs
https://twig.sensiolabs.org/doc/2.x/filters/keys.html

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