public string getBillEntry(Item item) { if (item.Price == 0) { return(string.Format("{0} is a gift!", item.Name)); } return(string.Format("towar {0} : cena {1} + podatek {2}", item.Name, item.Price, taxCalc.CalculateTax(item))); }
public Decimal CalculatePrice(Item[] Items) { Decimal _price = 0; foreach (Item item in Items) { _price += item.Price + taxCalc.CalculateTax(item); } return(_price); }