ASP.NET在MVC控制器中获取Form表单值的方法

@using (Html.BeginForm()){  <text>您输入的值是：</text><span>@ViewBag.FormValue</span>  <input type="text" name="txtName" id="txtName" value="" />  <input type="submit" name="btnSave" id="btnSave" value="提 交" />}

[HttpPost]public ActionResult Index(FormCollection formCol){  ViewBag.FormValue = formCol["txtName"];  return View();}