如何将List绑定到datalist id。 List在一个控制器类中,datalist id在一个视图中(chtml文件)?
我尝试在控制器类中使用此datalist id,但我得到错误“名称”id(某个id名称)“在当前上下文中不存在”。
见下面的代码:
<input list="cardProgram" class="form-control input-group-lg">
<asp:DataList id="cardProgram" runat="server">
<ItemTemplate>
<%# Eval("Value") %>>
</ItemTemplate>
</asp:DataList>
protected void Page_Load()
{
BindCardPrograms();
}
private async void BindCardPrograms()
{
using (var client = new HttpClient())
{
client.BaseAddress = new Uri("http://localhost:59066/");
client.DefaultRequestHeaders.Accept.Clear();
client.DefaultRequestHeaders.Accept.Add(new
MediaTypeWithQualityHeaderValue("application/json"));
ViewBag.country = "";
HttpResponseMessage response = await
client.GetAsync("api/Profile/InitializeCardProgramSelection");
if (response.IsSuccessStatusCode)
{
List<String> cardPrograms =
response.Content.ReadAsAsync<List<String>>().Result;
cardProgram.DataSource = cardPrograms;
cardProgram.DataBind();
}
/*else
{
return View();
}*/
}
}
@Html.DropDownList("cardProgram", null, "--Select--", new
{
@class = "form-control input-group-lg",
@onChange = "return "
})
using (var client = new HttpClient())
{
client.BaseAddress = new Uri("http://localhost:59066/");
client.DefaultRequestHeaders.Accept.Clear();
client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
ViewBag.country = "";
HttpResponseMessage response = await client.GetAsync("api/CardCreation/Configure");
if (response.IsSuccessStatusCode)
{
List<SelectListItem> cardPrograms = response.Content.ReadAsAsync<List<SelectListItem>>().Result;
ViewBag.cardProgram = cardPrograms;
return View();
}
else
{
return View();
}
}