型號: public class Address
{
[Key]
public long AddressId { get; set; }
public string Street { get; set; }
public string Town { get; set; }
public string State { get; set; }
我有這個在我的控制器: [Route("Checkout")]
public ActionResult Checkout()
{
var sb = new ShoppingBagViewModel();
sb.DestinationCountry = "Netherlands"; // I hoped that this was sufficient
sb.Cou