模型：

public class Myviewmodel
{
    public string SelectedItem { get; set; }
    public IEnumerable<Item> Items { get; set; }
}

public class Item
{
    public string Value { get; set; }
    public string Text { get; set; }
}

控制器：

public class HomeController : Controller
{
    public ActionResult Index()
    {
        var model = new Myviewmodel
        {
            // TODO: Fetch this from a repository
            Items = new[] 
            {
                new Item { Value = "1",Text = "item 1" },new Item { Value = "2",Text = "item 2" },new Item { Value = "3",Text = "item 3" },}
        };
        return View(model);
    }

    [HttpPost]
    public ActionResult Index(Myviewmodel model)
    {
        if (!ModelState.IsValid)
        {
            // redisplay the view to fix validation errors
            return View(model);
        }

        // TODO: The model is valid here => 
        // perform some action using the model.SelectedItem 
        // and redirect to a success page informing the user
        // that everything went fine
        return RedirectToAction("Success");
    }
}

查看(〜/ Views / Home / Index.cshtml)：

@model MyApp.Models.Myviewmodel

@{ Html.BeginForm(); }
    @Html.EditorForModel()
    <input type="submit" value="OK" />
@{ Html.EndForm(); }

编辑器模板(〜/ Views / Home / EditorTemplates / Myviewmodel.cshtml)：

@model MyApp.Models.Myviewmodel

@Html.DropDownListFor(x => x.SelectedItem,new SelectList(Model.Items,"Value","Text"))