private void button1_Click(object sender, EventArgs e) { ThongKe.xuatfile_tinhtong(thongKe_km_theo_maDataGridView, textBox2.Text, textBox1.Text, "ThongKe_SP_Theo_KM"); }
private void button1_Click(object sender, EventArgs e) { ThongKe.xuatfile_tinhtong(thongKe_SPDataGridView, textBox2.Text, textBox1.Text, "ThongKe_SanPham"); }