工作细节-----死循环

 int k = 0;
            int index = 0;
            while (k < dataArr.Length)
            {
               
                //DataRow row = newTable.Rows[k];  
                DataRow row = dataArr[k];
                if (row.RowState == DataRowState.Deleted)
                {
                    continue;
                }
                k++;
            }