OnRowCreated="gridViewCorrection_RowCreated"

<asp:BoundField HeaderText="序号" />

   protected void gridViewCorrection_RowCreated(object sender, GridViewRowEventArgs e)

        {

          if (e.Row.RowIndex > -1)

            {

                if (dtReceivables != null && dtReceivables.Rows.Count > 0)

                {

                    e.Row.Cells[0].Text = Convert.ToString(e.Row.RowIndex + 1);

                }

            }

		}