我在使用下拉菜单和viewbag时遇到问题。我在Controller中使用以下代码设置下拉菜单:applicationGuid=newGuid(form["applicationList"]);varapplications=_applicationRepository.List();ViewBag.applicationList=newSelectList(applications,"Id","Name",applicationGuid);在View中，这完美地工作并返回先前选择的值(applicationGuid):@Html.DropDownList("applicationLi

我在使用下拉菜单和viewbag时遇到问题。我在Controller中使用以下代码设置下拉菜单:applicationGuid=newGuid(form["applicationList"]);varapplications=_applicationRepository.List();ViewBag.applicationList=newSelectList(applications,"Id","Name",applicationGuid);在View中，这完美地工作并返回先前选择的值(applicationGuid):@Html.DropDownList("applicationLi