Razor Can';t在asp.core中显示绑定/关系模型中的名称
在我前面的问题()之后,我想显示Todo模型中药店的名称。实际使用的代码如下:Razor Can';t在asp.core中显示绑定/关系模型中的名称,razor,asp.net-core,foreign-keys,entity-framework-core,Razor,Asp.net Core,Foreign Keys,Entity Framework Core,在我前面的问题()之后,我想显示Todo模型中药店的名称。实际使用的代码如下: public class Todo { public Pharmacy Pharmacy { get; set; } } public class Pharmacy { [Key] public int PharmacyID { get; set; } public string Nam
public class Todo
{
public Pharmacy Pharmacy { get; set; }
}
public class Pharmacy
{
[Key]
public int PharmacyID { get; set; }
public string Name { get; set; }
}
将我的选择框的连接器插入我的创建/编辑表单:
public class PharmacynamePageModel : PageModel
{
[BindProperty]
public int SelectedPharmacy { get; set; }
public SelectList PharmacyNameSL { get; set; }
public void PopulatePharmacysDropDownList(ApplicationDbContext _context, object selectedPharmacy = null)
{
var query = (from p in _context.Pharmacy orderby p.Name select p).ToList();
PharmacyNameSL = new SelectList(query, "PharmacyID", "Name", selectedPharmacy);
}
}
并进入我的列表(index.cshtml):
@foreach(Model.Todo中的变量项)
{
@DisplayFor(modelItem=>item.OwnerID)
@DisplayFor(modelItem=>item.Pharmacy.Name)
}
我尝试了以下变体,但没有成功:
- 项目.药房
- item.Pharmacy.PharmacyID(但我要打印名称)
Include
方法指定要包含在查询结果中的相关数据,如下面的示例所示
public async Task OnGetAsync()
{
Todo = await _context.Todo
.Include(t => t.Pharmacy).ToListAsync();
}
public async Task OnGetAsync()
{
Todo = await _context.Todo
.Include(t => t.Pharmacy).ToListAsync();
}