Asp.Net 数据操作类(附通用数据基类)

using System; using System.Data; using System.Configuration; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Web.UI.HtmlControls; namespace EC { /// <summary> /// EB通用与数据交互操作基类 /// </summary> pu