/** * Returns description of method result value * * @return null * @since Moodle 2.0 * @deprecated Moodle 2.2 MDL-29106 - Please do not call this function any more. * @todo MDL-31194 This will be deleted in Moodle 2.5. * @see core_user_external::update_users_returns() */ public static function update_users_returns() { return core_user_external::update_users_returns(); }