using System.Collections.Generic;//Ekleyin

public partial class Default7 : System.Web.UI.Page

{

    protected void Button1_Click(object sender, EventArgs e)

    {

        TelListesi[] Teller = new TelListesi[3];

        //

        Teller[0] = new TelListesi();

        Teller[0].TelNo = "0312 231 54 59"; Teller[0].Adres = "KIZILAY";

        //

        Teller[1] = new TelListesi();

        Teller[1].TelNo = "0312 430 40 16"; Teller[1].Adres = "ÇANKAYA";

        //

        Teller[2] = new TelListesi();

        Teller[2].TelNo = "0312 430 40 17"; Teller[02].Adres = "MALTEPE";

        //

        SiparisListesi[] Siparis = new SiparisListesi[6];

        //

        Siparis[0] = new SiparisListesi(); Siparis[0].Tutar = 200;

        Siparis[0].Tarih = DateTime.Parse(" 05/05/2008"); Siparis[0].SiparisAdi = "PİZZA";Siparis[0].AltListe = Teller[1];

        //

        Siparis[1] = new SiparisListesi(); Siparis[1].Tutar = 600;

        Siparis[1].Tarih = DateTime.Parse(" 22 / 11 / 2008"); Siparis[1].SiparisAdi = "SOSİS";Siparis[1].AltListe = Teller[0];

        //

        Siparis[2] = new SiparisListesi(); Siparis[2].Tutar = 750;

        Siparis[2].Tarih = DateTime.Parse(" 22 / 11 / 2008"); Siparis[2].SiparisAdi = "SOSİS";Siparis[2].AltListe = Teller[1];

        //

        Siparis[3] = new SiparisListesi(); Siparis[3].Tutar = 125;

        Siparis[3].Tarih = DateTime.Parse(" 20 / 11 / 2008"); Siparis[3].SiparisAdi = "SİMİT";Siparis[3].AltListe = Teller[2];

        //

        Siparis[4] = new SiparisListesi(); Siparis[4].Tutar = 400;

        Siparis[4].Tarih = DateTime.Parse(" 18 / 11 / 2008"); Siparis[4].SiparisAdi = "PİZZA";Siparis[4].AltListe = Teller[1];

        //

        Siparis[5] = new SiparisListesi(); Siparis[5].Tutar = 1200;

        Siparis[5].Tarih = DateTime.Parse(" 22 / 1 / 2008"); Siparis[5].SiparisAdi = "SİMİT";Siparis[5].AltListe = Teller[0];

        //

        List<TelListesi> TelListe = new List<TelListesi>();

        TelListe.AddRange(Teller);

        //

        List<SiparisListesi> SipListe = new List<SiparisListesi>();

        SipListe.AddRange(Siparis);

        //

        var Sonuc = from Eleman in TelListe

                             join AltEleman in SipListe on Eleman equals AltEleman.AltListe into SanalAd

                             select new { TelNo = Eleman.TelNo, Degerler = SanalAd };

        foreach (var Deg in Sonuc)

        {

            ListBox1.Items.Add(Deg.TelNo);

            foreach (SiparisListesi ADeg in Deg.Degerler)

            {

                ListBox1.Items.Add("---" + ADeg.SiparisAdi);

            }

        }

    }

}