private void button3_Click(object sender, EventArgs e)
{
if (!String.IsNullOrEmpty(textBox1.Text))
{
textBox1.Text = MyTCKontrol.TcTamamla((Int64.Parse(textBox1.Text.Substring(0, 9)) + 1).ToString());
textBox1.SelectAll();
textBox1.Focus();
}
}
private void button1_Click(object sender, EventArgs e)
{
MessageBox.Show(MyTCKontrol.TcDogrula(textBox1.Text));
textBox1.SelectAll();
textBox1.Focus();
}
