clean_taxonomy_cache() │ WP 4.9.0

Cleans the caches for a taxonomy.

Returns

null. Nothing (null).

Usage

clean_taxonomy_cache( $taxonomy );

$taxonomy(string) (required)

Taxonomy slug.

Changelog

clean_taxonomy_cache() clean taxonomy cache code ^{WP 7.0}

function clean_taxonomy_cache( $taxonomy ) {
	wp_cache_delete( 'all_ids', $taxonomy );
	wp_cache_delete( 'get', $taxonomy );
	wp_cache_set_terms_last_changed();

	// Regenerate cached hierarchy.
	if ( is_taxonomy_hierarchical( $taxonomy ) ) {
		delete_option( "{$taxonomy}_children" );
		_get_term_hierarchy( $taxonomy );
	}

	/**
	 * Fires after a taxonomy's caches have been cleaned.
	 *
	 * @since 4.9.0
	 *
	 * @param string $taxonomy Taxonomy slug.
	 */
	do_action( 'clean_taxonomy_cache', $taxonomy );
}