TIWCGJQPayPalCartProduct.DiscountAmount Property
Discount amount associated with an item. It must be less than the selling price of the item. If you specify discount_amount and discount_amount2 is not defined, then this flat amount is applied regardless of the quantity of items purchased.
published property DiscountAmount: Double index 07 read GetDoubleValue write SetDoubleValue stored IsDoubleStored;
Property Value
Type: Double