Action代码：

     
            [HttpPost]
            public ActionResult _CreateComment(PhotoCommentEditModel model)
            {
                if (!ModelState.IsValid)
                    return View(model);
                PhotoComment comment = model.AsPhotoComment();
                if (comment.Body.Contains("error"))//测试，当输入error的时候表示出错
                {
                    WebUtility.SetStatusCodeForError(Response);
                    return View("_CreateComment", new PhotoCommentEditModel() { PhotoId = model.PhotoId });
                }
                else
                {
                    this.photoCommentService.Create(comment);
                    return Json(new { comment.Id });
                }
            }
                

View代码：

        @using (Html.BeginAjaxForm("_CreateComment", "HtmlHelper", FormMethod.Post, 
            new AjaxFormOptions().SetOnSuccessCallBack("success").SetOnErrorCallBack("error")))
        {
          //...
        } 
        <script type="text/javascript">
        function error() {
          alert("error");
        }
        function success() {
            $("#PhotoComments").load("@(Url.Action("_PhotoComments", new { photoId = 1 }))");
        }
        </script>

Action代码：

     
              [HttpPost]
            public ActionResult CreateCommentForList(PhotoCommentEditModel model)
            {
                if (!ModelState.IsValid)
                    return View("_ListComments", model);
                PhotoComment comment = model.AsPhotoComment();
                this.photoCommentService.Create(comment);
                return _ListComments(model.PhotoId);
            }
                

View代码：

        @Html.Action("_PhotoComments", new { photoId = Model.PhotoId })
        @using (Html.BeginAjaxForm("CreateCommentForList", "HtmlHelper", FormMethod.Post, new AjaxFormOptions { Target = "#ListComments", ReplaceTarget = true }))
        {
          //...
        }