DATASET添加行

int t=ds.Tables[0].Rows.Count;
                if (t % 10 != 0)
                {
                    int k = t / 10 + 1;
                    for (int i = t; i < k*10; i++)
                    {
                        DataRow dr = ds.Tables[0].NewRow();
                        ds.Tables[0].Rows.Add(dr);
                        //for (int a = 0; a < ds.Tables[0].Columns.Count; a++)
                        //{
                        //    ds.Tables[0].Rows[i][a] = null;
                        //}
                        int q = ds.Tables[0].Rows.Count;
                    }
                }