/** * Gets Bf_Coupons that have been applied to a given subscription. * @param union[string $id | Bf_Subscription $subscription] The Bf_Subscription upon which to search. <string>: ID of the Bf_Subscription. <Bf_Subscription>: The Bf_Subscription. * @return Bf_Coupon[] The fetched Bf_Coupons. */ public static function getForSubscription($subscription, $options = NULL, $customClient = NULL) { return Bf_GetCouponsRequest::getCouponsForSubscription($subscription, $options, $customClient); }