private void button4_Click(object sender, EventArgs e)
{
Transaksi ldm = new Transaksi();
ldm.Show();
this.Hide();
}
private void next_Click(object sender, EventArgs e)
{
string cust = tbcust.Text;
string mobs = tbmobs.Text;
string date = dateTimePicker1.Text;
string total = tb_total.Text;
string hari = tb_hari.Text;
DB data = new DB();
data.transaksi(cust, mobs, date, total, hari);
Transaksi f1 = new Transaksi();
f1.Show();
this.Hide();
}