像这样在MVC中填充下拉列表 [英] How populate dropdown list in MVC like this

问题描述

大家好，
如何将其传递到我的视图中，如何将该结果显示为下拉列表.

谢谢！

我尝试过的事情:

在我的控制器中，我已经生成了这样的下拉列表

Hi all,
How to pass this into my view , how can i show this result as dropdown list.

Thanks!

What I have tried:

in my controller i have generated drop down like this

[HttpPost]
public ActionResult getCicites(int provinceId)
{
     var cities = db.cities.Where(a => a.provinceId == provinceId).Select(a => "<option value=''" + a.cityId + "''>" + a.cityName + "''</option>''";

     return Content(String.Join("", cities));
}

推荐答案

HTML

<select id="ddl"></select>

Javascript

Javascript

var id = 1;  // Your id

.ajax({ type: "POST", url: ''@Url.Action("getCicites", "YourControllerName")'', data: { provinceId: id}, success: function (d) {

.ajax({ type: "POST", url: ''@Url.Action("getCicites", "YourControllerName")'', data: { provinceId: id}, success: function (d) {

(''#ddl'').append(d); } });

(''#ddl'').append(d); } });

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