private void btnLogin_Click(object sender, EventArgs e)
{
con = new SqlConnection(connection);
string query = "SELECT * FROM Users where Email = '" + cbb_Email.Text + "' AND Password = '******'";
SqlDataAdapter sda = new SqlDataAdapter(query, con);
DataTable dtb = new DataTable();
sda.Fill(dtb);
if (dtb.Rows.Count == 1)
{
MessageBox.Show("Login successfully");
MainOptions mainOptions = new MainOptions();
mainOptions.Show();
}
else
{
MessageBox.Show("Login unsuccessfully");
}
}
private void btnLogin_Click(object sender, EventArgs e)
{
SqlConnection con = new SqlConnection("Data Source=DESKTOP-Q1QGNFE;Initial Catalog=module5a;Integrated Security=True");
string query = "SELECT ID FROM Users where Email = '" + txtUserName.Text + "' AND Password = '******'";
SqlCommand cmd = new SqlCommand(query, con);
con.Open();
SqlDataReader sdr = cmd.ExecuteReader();
if (sdr.HasRows)
{
while (sdr.Read())
{
user_id = sdr.GetInt32(0);
}
MessageBox.Show("Login successfully " + user_id.ToString());
MainOptions mainOptions = new MainOptions();
mainOptions.Show();
}
else
{
MessageBox.Show("Login unsuccessfully");
}
}
