WordPress hook directory
delete_{$taxonomy}

Important warning about variable hooks

Some hooks have variables in their names. For example, pre_${taxonomy}_$field and admin_head- both have variable names. In general, any hook that ends (or begins) with - or _, or contains a $, has a variable name. Since the syntax with which these variables are defined may change from version to version, this page may think that a hook is deprecated (or new) even if it is not. You can usually catch this sort of thing by comparing this hook to the list of "related hooks" below.

Former names for delete_{$taxonomy}

This is a variable hook. Because its name contains some variables, this hook might actually refer to several different possible hooks.

This variable hook replaces the following non-variable hooks found in earlier versions of WP. You may want to read up on these older hooks to get a better idea of what this variable hook can do.

Replaced Hook Version when Changed Information about Hook
delete_category2.3Runs just after a category is deleted from the database and its corresponding links/posts are updated to remove the category. Action function arguments: category ID. Sources: [1] and [2]

WordPress version history for delete_{$taxonomy}

This database has information for all major versions from WP 1.2.1 through 5.1.

Version File Line Type
2.3 wp-includes/taxonomy.php 834 View in context action
2.5 wp-includes/taxonomy.php 1002 View in context action
2.6 wp-includes/taxonomy.php 1026 View in context action
2.7 wp-includes/taxonomy.php 1108 View in context action
2.8 wp-includes/taxonomy.php 1167 View in context action
2.9 wp-includes/taxonomy.php 1177 View in context action
3.0 wp-includes/taxonomy.php 1406 View in context action
3.1 wp-includes/taxonomy.php 1727 View in context action
3.2 wp-includes/taxonomy.php 1775 View in context action
3.3 wp-includes/taxonomy.php 1778 View in context action
3.4 wp-includes/taxonomy.php 1816 View in context action
3.5 wp-includes/taxonomy.php 1839 View in context action
3.6 wp-includes/taxonomy.php 1839 View in context action
3.7 wp-includes/taxonomy.php 1915 View in context action
3.8 wp-includes/taxonomy.php 1913 View in context action
3.9 wp-includes/taxonomy.php 2142 View in context action
4.0 wp-includes/taxonomy.php 2163 View in context action
4.1 wp-includes/taxonomy.php 2524 View in context action
4.2 wp-includes/taxonomy.php 2591 View in context action
4.3 wp-includes/taxonomy.php 2628 View in context action
4.4 wp-includes/taxonomy.php 2233 View in context action
4.5 wp-includes/taxonomy.php 2424 View in context action
4.6 wp-includes/taxonomy.php 1918 View in context action
4.7 wp-includes/taxonomy.php 1820 View in context action
4.8 wp-includes/taxonomy.php 1788 View in context action
4.9 wp-includes/taxonomy.php 1825 View in context action
5.0 wp-includes/taxonomy.php 1824 View in context action
5.1 wp-includes/taxonomy.php 1923 View in context action

Related Hooks

We find related hooks using word stems. delete_{$taxonomy} has 2 significant word stem(s): delete, taxonomy. Note that some of the hooks below may not appear in all versions of WP.