cat_is_ancestor_of()
Function: Checks if a category is an ancestor of another category.
Source: wp-includes/category.php:246
sanitize_category()
Function: Sanitizes category data based on context.
Source: wp-includes/category.php:259
sanitize_category_field()
Function: Sanitizes data in single category key field.
Source: wp-includes/category.php:274
get_tags()
Function: Retrieves all post tags.
Source: wp-includes/category.php:293
get_tags
Filter Hook: Filters the array of term objects returned for the ‘post_tag’ taxonomy.
Source: wp-includes/category.php:311