private void button2_Click(object sender, EventArgs e)
{
Teacher_Login l = new Teacher_Login();
l.Show();
this.Hide();
}
private void button2_Click(object sender, EventArgs e)
{
Teacher_Login stud = new Teacher_Login();
stud.Show();
Hide();
}
private void button1_Click(object sender, EventArgs e)
{
if (nullcheck() == 0 && UserNameCheck() == 0 && passCheck() == 0)
{
insertdata();
this.Hide();
Teacher_Login tl = new Teacher_Login();
tl.Show();
}
}