* @since 3.2.0
* @access private
*
- * @param array &$query The single query.
+ * @param array $query The single query. Passed by reference.
*/
private function clean_query( &$query ) {
if ( empty( $query['taxonomy'] ) ) {
*
* @global wpdb $wpdb The WordPress database abstraction object.
*
- * @param array &$query The single query.
+ * @param array $query The single query. Passed by reference.
* @param string $resulting_field The resulting field. Accepts 'slug', 'name', 'term_taxonomy_id',
* or 'term_id'. Default 'term_id'.
*/