<script src="@Url.Content("~/Scripts/jquery-1.5.1.min.js")" type="text/javascript"></script>
<script src="@Url.Content("~/Scripts/jquery.unobtrusive-ajax.min.js")" type="text/javascript"></script>  

@Ajax.ActionLink("删除", "Delete", "User", new { id = item.UserCode }, new AjaxOptions() { UpdateTargetId = "strcontent", HttpMethod = "Post", Confirm = " 您确定要删除该记录吗？该操作不可恢复！" })

[HttpPost]
public ActionResult Delete(string id)
{
            
 var item = _db.Users.Find(id);
 _db.Users.Remove(item);
 _db.SaveChanges();
 return JavaScript("location.reload();");

 //return JavaScript("alert('Save Complete!');");

}