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Page header for Classes page in Drupal 9

Same name and namespace in other branches
  1. 8 core/core.api.php \listing_page_class
  2. 10 core/core.api.php \listing_page_class

Introduction to classes

A lot of the PHP code in Drupal is object oriented (OO), making use of PHP classes, interfaces, and traits. See the Objected-oriented programming conventions for more information.

See also

Objected-oriented programming conventions

File

core/core.api.php, line 1517
Documentation landing page and topics, plus core library hooks.