本文介绍了将选定的值从单选按钮传递到 MVC 中的控制器的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!

问题描述

我正在尝试将这个选定的单选按钮值从剃刀视图传递到控制器....有人可以给我一个想法如何做到这一点吗?........................我的视图如下所示:

I'm trying to pass this selected radio button value from the razor view to the controller....can someone please give me an idea how to do this?.....................My View looks like this:

@using (Html.BeginForm("Index", "Exam"))
{

    @Html.Hidden("qid", Model.ID, new { @id = "id" })
    <table>
        <tr>
            <td>
                @Model.ID
            </td>
            <td>
                @Model.QuestionDes
            </td>
        </tr>
        <tr>
            <td>
                <p>@Html.RadioButton("Answer1", new { @id = 1 })  @Model.Answer1 </p>
            </td>
        </tr>
        <tr>
            <td>
                <p>@Html.RadioButton("Answer2", new { @id = 2 })  @Model.Answer2 </p>
            </td>
        </tr>
        <tr>
            <td>
                <p>@Html.RadioButton("Answer3", new { @id = 3 })  @Model.Answer3 </p>
            </td>
        </tr>
        <tr>
            <td>
                <p>@Html.RadioButton("Answer4", new { @id = 4 })  @Model.Answer4 </p>
            </td>
        </tr>

    </table>

    <input type="submit" value="Next" />

}
@using (Html.BeginForm("PrevIndex", "Exam"))
{

    @Html.Hidden("qid1", Model.ID, new { @id = "id1" })
    <input value="Prev" type="submit" />
}

我的控制器看起来像这样:.........

My Controller looks like this:.........

 public class ExamController : Controller
    {
        [HttpGet]
        public ActionResult Index()
        {
            IQuestionService ser = new QuestionService();
            QuestionLoadDTO q = ser.GetIndividualQuestions(1);
            return View(q);
        }

        [HttpPost]
        public ActionResult Index(QuestionLoadDTO ques)
        {
            int count = 0;
            count = int.Parse(Request["qid"].ToString());
            count++;
            if (count <= 4)
            {
                IQuestionService ser = new QuestionService();
                QuestionLoadDTO q = ser.GetIndividualQuestions(count);
                return View(q);
            }
            return RedirectToAction("Submit");

        }
        public ActionResult PrevIndex(QuestionLoadDTO ques)
        {
            int count1 = 0;
            count1 = int.Parse(Request["qid1"].ToString());
            count1--;
            if (count1 < 5 || count1 >= 0)
            {
                IQuestionService ser = new QuestionService();
                QuestionLoadDTO q = ser.GetIndividualQuestions(count1);
                return View("Index", q);
            }
            return RedirectToAction("End");

        }
        public ActionResult Submit()
        {
            return View();
        }
        public ActionResult End()
        {
            return View();
        }




    }

这些是其他方法:

QuestionLoadDTO IQuestionService.GetIndividualQuestions(int index)
{
    IQuestionData ser = new QuestionRepository();

    QuestionLoadDTO q = ser.GetIndividualQues(index);

    return q;
}
public QuestionLoadDTO GetIndividualQues(int index)
{
    Context con = new Context();
    Question question = con.Questions.Find(index);//Where(e => e.ID == index).FirstOrDefault();
    QuestionLoadDTO dto = new QuestionLoadDTO()
    {
        ID = question.ID,
        QuestionDes = question.QuestionDes,
        Answer1 = question.Answer1,
        Answer2 = question.Answer2,
        Answer3 = question.Answer3,
        Answer4 = question.Answer4

    };
    return dto;
}

谢谢!!!!

推荐答案

添加属性:

public string SelectedAnswer { get; set; }

在视图中添加:

@Html.RadioButtonFor(m => m.SelectedAnswer, "Answer1")
@Html.RadioButtonFor(m => m.SelectedAnswer, "Answer2")
@Html.RadioButtonFor(m => m.SelectedAnswer, "Answer3")
@Html.RadioButtonFor(m => m.SelectedAnswer, "Answer4")

在控制器中,它根据选定的单选按钮回发值......即Answer1或Answer2等

In controller it postback the value according to selected radio button... i.e. either Answer1, or Answer2, etc.

这篇关于将选定的值从单选按钮传递到 MVC 中的控制器的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持!

08-23 00:22
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