获取控制器MVC 4复选框值 [英] Get checkbox values in controller mvc 4
本文介绍了获取控制器MVC 4复选框值的处理方法,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
我尝试从一个复选框列表中选中的复选框值没有任何成功,下面是code,我曾尝试:
I am trying to retrieve the checked checkbox value from a checkbox list without any success , below is the code which i have tried:
示范
[DisplayName("Gender")]
public IList<SelectListItem> Gender { get; set; }
控制器
public ActionResult Index()
{
AssociateFormViewModel objStudentModel = new AssociateFormViewModel();
List<SelectListItem> genderNames = new List<SelectListItem>();
genderNames.Add(new SelectListItem { Text = "Male", Value = "1" });
genderNames.Add(new SelectListItem { Text = "Female", Value = "2" });
genderNames.Add(new SelectListItem { Text = "Prefer not to say", Value = "3" });
objStudentModel.Gender = genderNames;
return PartialView("AssociateApplicationForm", objStudentModel);
}
[HttpPost]
public ActionResult HandleFormSubmit(MembershipFormViewModel model)
{
//model not valid, do not save, but return current umbraco page
if (ModelState.IsValid == false)
{
return CurrentUmbracoPage();
}
string test = "Gender: " + model.Gender + Environment.NewLine; //getting null here
return RedirectToCurrentUmbracoPage();
}
查看
@foreach (var names in @Model.Gender)
{
var checkBoxId = "chk" + names.Value;
var tdId = "td" + names.Value;
<table width="100%">
<tr >
<td width="20px">
<input type="checkbox" id="@checkBoxId" class="chkclass" value="@names.Value" />
</td>
<td id="@tdId" width="100px">
@names.Text
</td>
</tr>
</table>
}
在任何地方我得到的想法是错误的选中的复选框值在行动后未来空,又怎么能我限制用户只选择一个复选框,
Any ideas where i am getting it wrong the selected checkbox value is coming null in the post action, Also how can i limit the user to select only one check box,
任何帮助或建议将AP preciated。
谢谢
Any help or suggestion will be appreciated . Thanks
推荐答案
分配一个名称,你的复选框:
assign a name to your checkbox:
<input name="gender" type="checkbox" id="@checkBoxId" class="chkclass" value="@names.Value" />
然后接受与参数名称的字符串数组性别
[HttpPost]
public ActionResult HandleFormSubmit(string[] gender,
MembershipFormViewModel model)
{
//model not valid, do not save, but return current umbraco page
if (ModelState.IsValid == false)
{
return CurrentUmbracoPage();
}
string test = "Gender: " + model.Gender + Environment.NewLine; //getting null here
return RedirectToCurrentUmbracoPage();
}
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