Get Null Value after Post method

Question

@using (Html.BeginForm())

{

<section class="content">

<div id="gridDiv" class="panel panel-primary">

<div class="panel-heading">

<h5 style="text-align: left; font-weight: bold">Cost Center List</h5>

</div>

<div class="panel-body table_div">

@Html.Grid(Model).Named("Grid").Columns(columns =>

{

columns.Add()

.Titled("<input name='allChk' type='checkbox' id='checkbox1' />")

.Encoded(false)

.Sanitized(false)

.SetWidth(30)

.RenderValueAs(c => Html.CheckBox("selected", c.Selected, new { @class = "checkBox",name= "Selected"})).SetWidth(100);

columns.Add(c => c.vcCosCode).Titled("Cost Center Code").Filterable(true);

}).WithMultipleFilters()

</div>

</div>

<br />

<br />

<br />

<br />

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

</section>

}

 

Mvc:-

[HttpGet]

public ActionResult GridPartial()

{

var data = db.tblMstCostCenter_COS;

return PartialView(data);

}

[HttpPost]

public ActionResult GridPartial(checkboxdata model)

{

var selectedProductsCount = model.checkboxList.Where(t => t.Selected).Select(a => a.inCosId).ToList();

return View();

}

 

Properties

 

public partial class tblMstCostCenter_COS

{

public int inCosId { get; set; }

public string vcCosCode { get; set; }

public string vcCosName { get; set; }

public string vcCosDesc { get; set; }

public bool Selected { get; set; }

} 

public class checkboxdata

{

public List<tblMstCostCenter_COS> checkboxList { get; set; }

public checkboxdata()

{

checkboxList = new List<tblMstCostCenter_COS>();

}

}