hzvcan的专栏

表结构id         name        pid0            root          -11             tom          0....   public void ShowTree()//利用dataview ，更高效，更省资源，读一次数据库即可        {            Maticsoft.BLL.TREE tr

using System; using System.Data; using System.Configuration; using System.Linq; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.HtmlControls; using System