예제 #1
0
 private void button2_Click(object sender, EventArgs e)
 {
     if (textBox2.Text == textBox3.Text)
     {
         int password = 0;
         try
         {
             password = Convert.ToInt32(textBox2.Text);
         }
         catch
         {
             MessageBox.Show("password should contain only number");
         }
         if (password.ToString().Length >= 4)
         {
             con.Open();
             SqlCommand cmd1 = con.CreateCommand();
             cmd1.CommandType = CommandType.Text;
             cmd1.CommandText = "update customer set password='******' where cust_id='" + cust_id + "'";
             cmd1.ExecuteNonQuery();
             MessageBox.Show("Password changed please logout");
             con.Close();
             this.Close();
             login l = new login();
             l.ShowDialog();
         }
         else
         {
             MessageBox.Show("password should be more than 3 number");
             textBox2.Clear();
             textBox3.Clear();
         }
     }
     else
     {
         MessageBox.Show("password not matched");
         textBox2.Clear();
         textBox3.Clear();
     }
 }