Filters the taxonomy used to retrieve terms when calling get_categories().
$taxonomystring$argsarraywp-includes/category.php:38get_categories() * * @since 2.7.0 * * @param string $taxonomy Taxonomy to retrieve terms from. * @param array $args An array of arguments. See get_terms(). */ $args['taxonomy'] = apply_filters( 'get_categories_taxonomy', $args['taxonomy'], $args ); // Back compat. if ( isset( $args['type'] ) && 'link' === $args['type'] ) { _deprecated_argument( __FUNCTION__, '3.0.0',Introduced in 2.7.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.