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Applied to the SQL WHERE statement giving the categories to be excluded by the get_categories function. Typically, a plugin would add to this list, in order to exclude certain categories or groups of categories from category lists. Filter function arguments: excluded category WHERE clause, get_categories options list.

This description was scraped automatically from the WordPress filter reference or action reference. If it looks like this is the wrong description, please tell me so I can fix my code.

WordPress version history for list_cats_exclusions

This database has information for all major versions from WP 1.2.1 through 6.2.

Version File Line Type
1.5.2 wp-includes/template-functions-category.php 265 View in context filter
2.0 wp-includes/template-functions-category.php 293 View in context filter
2.0.11 wp-includes/template-functions-category.php 294 View in context filter
2.1 wp-includes/category.php 72 View in context filter
2.2 wp-includes/category.php 72 View in context filter

Important warning!

This hook does not occur in the most recent version of WordPress (6.2). Do not use it. It is deprecated. You should look at the list of "related hooks" below to see if you can figure out what replaced it.

Related Hooks

We find related hooks using word stems. list_cats_exclusions has 3 significant word stem(s): list, cats, exclusions. Note that some of the hooks below may not appear in all versions of WP.