asp.net mvc大量刪除的實現

<form action="Index" method="post">
<div>
@{

<table>

<thead>
<tr>
   <th width="100">
編號
</th>
<th width="100">
名字
</th>

</tr>

</thead>
 <tbody>
 
foreach (var item in Model)
{

<tr >

    <td><input type="checkbox" value="@item.id" name="checkedId"/></td>

     <td>@item.Name</td>

</tr>
    }

</tbody>

</table>
}</div>
<div>

<input type="submit" value="刪除"/>

</div>
</form>

#region 大量刪除
[Authorize]
[HttpPost]
public ActionResult Index(string[] checkedId)
{
if (checkedId != null)
{
    string strIds = string.Join(",", checkedId.Cast<string>().ToArray());     DAL.BatchDelete(strIds)   return View();
}
}