备忘：ASPxTreeList添加Footer 统计栏

using DevExpress.Web.ASPxTreeList;

 

TreeListSummaryItem sumPrice = new TreeListSummaryItem();
sumPrice.FieldName = "JiaGe"; //数据统计字段
sumPrice.ShowInColumn = "Description"; //显示的位置字段
sumPrice.SummaryType = DevExpress.Data.SummaryItemType.Sum; //统计类型

sumPrice.DisplayFormat = "价格总计：{0:c2}";//显示格式

 ASPxTreeList1.Summary.Add(sumPrice);