方法一:
DataTable dt = ...;
DataView dv = dt.DefaultView;
dv.RowFilter = string.Format("TaskGroup='{0}'", ...);
rbl.DataSource = dv;
rbl.DataTextField = "Info";
rbl.DataValueField = "TaskID";
rbl.DataBind();
方法二:
DataTable newTable = yourDataRow.Table.Copy();
newTable.Rows.Clear();
newTable.ImportRow(yourDataRow);
newTable.AcceptChanges();
然后用这个 newTable 去做数据源