.net动态创建DataTable

.net动态创建DataTable

DataTable dt = new DataTable("WuyeTypeTable");
            DataColumn coll = dt.Columns.Add("Title", typeof(string));
            coll.AllowDBNull = false;
            coll.Unique = true;
            DataRow dr;
            //dt.Columns.Add(coll);
            for (int i = 0; i < WuYeType.Length; i++)
            {
            dr = dt.NewRow();
            dr["Title"] = WuYeType[i].ToString();
            dt.Rows.Add(dr);
            }
            //DataView dv = new DataView(dt);
            DataSet ds = new DataSet();
            ds.Tables.Add(dt);

            dl.DataSource =ds.Tables[0].DefaultView;           
            dl.DataBind();