MVC 3 多选

前台：

@using (Html.BeginForm())
{
    @Html.ValidationSummary(true)
    <table>
        <tr>
            <th>
                选择
            </th>
            <th>
            </th>
        </tr>
        @foreach (var item in Model)
        {
            <tr>
                <td>
                    <input type="checkbox" id="checkboxRole" name="checkboxRole"  value="@item.Value" />
                </td>
                <td>
                    @item.Name
                </td>

            </tr>
        }
    </table>
         <p>
            <input type="submit" value="Save" />
        </p>
}

 后台：

if(collection.GetValues("checkboxRole")!=null)
             {
                 string strRoles = collection.GetValue("checkboxRole").AttemptedValue;
                 string[] lstRoles = strRoles.Split(',');   //获取到所选内容
                 //..........你的代码..........
             }