Theming

Determine the Base Name of a Template for Drupal 8, 9, 10, and 11

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Up-to-date with minor version
11.0.x

If you want to make changes to the HTML markup of any element on the page you need to first figure out the theme hook or base name of the template file used to generate it. This information is required to override the template in your custom theme.

There are other situations in which knowing the theme hook name of a template file is useful. Including determining which preprocess function affects a template, and which template theme hook suggestions can be used.

In this tutorial we'll learn:

  • How to figure out the theme hook name for any template

By the end of this tutorial you should be able to use the output from Twig's debugging mode to determine the theme hook name of any template file.

Frontend Theming