ExtJs批量更新

                        //获取Store更新行，批量提交到数据库
                        var result = new Array();
                        for (var i = 0; i < wdpsDTOStore.data.length; i++) {
                            var model = wdpsDTOStore.getAt(i);
                            if (model.dirty) {
                                result.push(model.data);
                            }
                        }
                        if (result.length == 0) {
                            JsHelper.ShowError('修改行为空，请重新操作！');
                            return;
                        }

                        Ext.Ajax.request({
                            url: virupath + '/LogisticsMgr/UpdateWDps',
                            params: {
                                'strJsonWdps': Ext.encode(result)
                            },
                            success: function(form, action) {
                                var result = Ext.util.JSON
                                             .decode(form.responseText);                                
                                if (result.success) {
                                    JsHelper.ShowWarning('数据提交成功！');
                                    LoadStore();
                                } else {
                                    JsHelper.ShowError(result.msg);
                                }
                            },
                            failure: function(form, action) {                             
                                JsHelper.ShowError('提交异常，请稍后再试！');
                            }
                        });

            List<WdpsDTO> listWdpsDTO = FormatJsonExtension.JSONStringToList<WdpsDTO>(Request["strJsonWdps"]);
            foreach (WdpsDTO item in listWdpsDTO)
            {

            }