//获取教学任务书ID public int GetTeaMissID(int ID, string Year, string Term) { ExtendBLL.Arrangement arr = new ExtendBLL.Arrangement(); DataSet ds = new DataSet(); int teaMisID; ds = arr.GetTeaMisID(ID, Year, Term); teaMisID = int.Parse(ds.Tables[0].Rows[0]["ID"].ToString()); return teaMisID; }