Twig

The flexible, fast, and secure
template engine for PHP

a Symfony Product
Docs Filters lower
You are reading the documentation for Twig 3.x. Switch to the documentation for Twig 1.x. 2.x.

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License

Twig documentation is licensed under the new BSD license.

lower

The lower filter converts a value to lowercase:

1
2
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{{ 'WELCOME'|lower }}

{# outputs 'welcome' #}

Note

Internally, Twig uses the PHP mb_strtolower function.

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