小编tem*_*050的帖子

我有两节课ShoppingCart，CartItems像这样：

public class ShoppingCart
{
    public Guid Id { get; set; }
    public DateTime CreatedOn { get; set; }
    public Guid OwnerId { get; set; }
    public ICollection<CartItem> Items { get; set; }
}

 public class CartItem
 {
        public Guid Id { get; set; }}
        public int Quantity { get; set; }
        public Guid ProductId { get; set; }
        public Guid ShoppingCartId { get; set; }
}

我想CartItems通过ownerId使用这种方法获得所有：

public IEnumerable<CartItem> GetCartItems(Guid ownerId) …