static void Main(string[] args)
{
InvoiceItem i = new InvoiceItem();
i.Name = "Milk";
i.Price = 1.5;
i.Quantity = 3;
i.TotalPrice();
Console.WriteLine(i.ToString());
Console.WriteLine("====================================");
InvoiceItem b = new InvoiceItem();
b.Name = "Beer";
b.Price = 1.2;
b.Quantity = 12;
b.TotalPrice();
Console.WriteLine(b.ToString());
Console.WriteLine("====================================");
InvoiceItem d = new InvoiceItem();
d.Name = "Doritos";
d.Price = 1.9;
d.Quantity = 1;
d.TotalPrice();
Console.WriteLine(d.ToString());
Invoice i1 = new Invoice();
i1.products.Add(i);
i1.products.Add(b);
i1.products.Add(d);
i1.TotalInvoice();
i1.PrintInvoice();
}
