How to get value of current selected row from gridview in textbox

int row = dgvReleaseOrder.CurrentCell.RowIndex;

for (int row = 0; row < dgvReleaseOrder.Rows.Count - 1; row++)
                {
                    txt1.text = dgvReleaseOrder.Rows[row].Cells[1].Value.ToString();
                    txt2.text = dgvReleaseOrder.Rows[row].Cells[2].Value.ToString();
                    txt3.text = dgvReleaseOrder.Rows[row].Cells[3].Value.ToString();
                    txt4.text = dgvReleaseOrder.Rows[row].Cells[4].Value.ToString();
                    txt5.text= dgvReleaseOrder.Rows[row].Cells[5].Value.ToString();
                    txt6.text = dgvReleaseOrder.Rows[row].Cells[6].Value.ToString();
                    txt7.text= dgvReleaseOrder.Rows[row].Cells[7].Value.ToString();
                    txt8.text = dgvReleaseOrder.Rows[row].Cells[8].Value.ToString();
                    txt9.text= dgvReleaseOrder.Rows[row].Cells[9].Value.ToString();
                    txt10.text= dgvReleaseOrder.Rows[row].Cells[10].Value.ToString();
}