static void Main(string[] args) { Musteri musteri1 = new Musteri(); musteri1.ID = 0001; musteri1.Ad = "Ahmet"; musteri1.Soyad = "Soydan"; musteri1.Sehir = "Zonguldak"; musteri1.Tutar = 1500; Musteri musteri2 = new Musteri(); musteri2.ID = 0010; musteri2.Ad = "Zeynep"; musteri2.Soyad = "Güneş"; musteri2.Sehir = "Ankara"; musteri2.Tutar = 2000; Musteri musteri3 = new Musteri(); musteri3.ID = 0011; musteri3.Ad = "Haydar"; musteri3.Soyad = "Gündoğan"; musteri3.Sehir = "Bursa"; musteri3.Tutar = 4000; Musteri[] musteriler = new Musteri[] { musteri1, musteri2, musteri3 }; MusteriManager manager = new MusteriManager(); manager.MusteriEkle(musteri2); Console.WriteLine("========================"); manager.MusteriGuncelle(musteri3); Console.WriteLine("========================"); manager.MusteriSil(musteri1); manager.MusteriListele(musteriler); Console.Read(); }