_wp_reset_invalid_menu_item_parent()
Function: Prevents menu items from being their own parent.
Source: wp-includes/nav-menu.php:1294
update_menu_item_cache()
Function: Updates post and term caches for all linked objects for a list of menu items.
Source: wp-includes/nav-menu.php:767
_wp_delete_tax_menu_item()
Function: Serves as a callback for handling a menu item when its original object is deleted.
Source: wp-includes/nav-menu.php:1077
_wp_auto_add_pages_to_menu()
Function: Automatically add newly published page objects to menus with that as an option.
Source: wp-includes/nav-menu.php:1097
_wp_delete_customize_changeset_dependent_auto_drafts()
Function: Deletes auto-draft posts associated with the supplied changeset.
Source: wp-includes/nav-menu.php:1142
_wp_menus_changed()
Function: Handles menu config after theme change.
Source: wp-includes/nav-menu.php:1174
wp_map_nav_menu_locations()
Function: Maps nav menu locations according to assignments in previously active theme.
Source: wp-includes/nav-menu.php:1192
wp_delete_nav_menu
Action Hook: Fires after a navigation menu has been successfully deleted.
Source: wp-includes/nav-menu.php:298
wp_get_associated_nav_menu_items()
Function: Returns the menu items associated with a particular object.
Source: wp-includes/nav-menu.php:1014
wp_update_nav_menu_object()
Function: Saves the properties of a menu or create a new menu with those properties.
Source: wp-includes/nav-menu.php:315