private void addmember_Click(object sender, RoutedEventArgs e)
 {
     addmember objaddmem = new addmember();
     appendfile objappend = new appendfile();
        int res= objaddmem.check(combogroup.Text,combotype.Text);
        string pt;
        if (combotype.Text.Equals("Student"))
        {
        pt = @"d:\database\Student\" + combogroup.Text + ".xlsx";
        }
        else
        {
        pt = @"d:\database\Faculty\" + combogroup.Text + ".xlsx";
        }
      //  MessageBox.Show(pt);
       // MessageBox.Show(res.ToString());
     if(res==0)
     {
       //  MessageBox.Show("file create");
         createfile objcreate = new createfile();
         objcreate.create(@pt, nametxt.Text, phonetxt.Text, emailtxt.Text, combotype.Text, combogroup.Text);
     }
     else
     {
         objappend.add(@pt, nametxt.Text, phonetxt.Text, emailtxt.Text, combotype.Text, combogroup.Text);
     }
 }
        private void addmember_Click(object sender, RoutedEventArgs e)
        {
            addmember  objaddmem = new addmember();
            appendfile objappend = new appendfile();
            int        res       = objaddmem.check(combogroup.Text, combotype.Text);
            string     pt;

            if (combotype.Text.Equals("Student"))
            {
                pt = @"d:\database\Student\" + combogroup.Text + ".xlsx";
            }
            else
            {
                pt = @"d:\database\Faculty\" + combogroup.Text + ".xlsx";
            }
            //  MessageBox.Show(pt);
            // MessageBox.Show(res.ToString());
            if (res == 0)
            {
                //  MessageBox.Show("file create");
                createfile objcreate = new createfile();
                objcreate.create(@pt, nametxt.Text, phonetxt.Text, emailtxt.Text, combotype.Text, combogroup.Text);
            }
            else
            {
                objappend.add(@pt, nametxt.Text, phonetxt.Text, emailtxt.Text, combotype.Text, combogroup.Text);
            }
        }