static void Main(string[] args) { Customer customer1 = new Customer(); customer1.Id = 001; customer1.Name = "Doğukan"; customer1.SurName = "Doğu"; Customer customer2 = new Customer(); customer2.Id = 002; customer2.Name = "Ali İhsan"; customer2.SurName = "Çalıkuşu"; Customer customer3 = new Customer(); customer3.Id = 003; customer3.Name = "Burkay"; customer3.SurName = "Ağgül"; Customer customer4 = new Customer(); customer4.Id = 004; customer4.Name = "Fikri"; customer4.SurName = "Tabar"; Customer[] customers = new Customer[] { customer1, customer2, customer3, customer4 }; CustomerManager customerManager = new CustomerManager(); Console.WriteLine("//Listed Method"); customerManager.List(customers); Console.WriteLine("--------------"); Console.WriteLine("//Added Method"); customerManager.Add(customer1); Console.WriteLine("----------------------------"); Console.WriteLine("//Updated Method"); customerManager.Update(customer2); Console.WriteLine("------------------------------------------"); Console.WriteLine("//Deleted Method"); customerManager.Delete(customer3); }
static void Main(string[] args) { Customer customer = new Customer(); { customer.Id = 0001; customer.Name = "Mehmet"; customer.LastName = "Dar"; customer.PhoneNumber = "+90 545 987 65 62"; customer.Email = "*****@*****.**"; } Customer customer1 = new Customer(); { customer1.Id = 0002; customer1.Name = "Mehtap"; customer1.LastName = "Dem"; customer1.PhoneNumber = "+90 543 574 65 42"; customer1.Email = "*****@*****.**"; } Customer customer2 = new Customer(); { customer2.Id = 0003; customer2.Name = "Maria"; customer2.LastName = "Kim"; customer2.PhoneNumber = "+90 541 775 75 75"; customer2.Email = "*****@*****.**"; } List <Customer> customers = new List <Customer> { customer, customer1, customer2 }; CustomerManager customerManager = new CustomerManager(); Console.WriteLine("------ Welcome to system ------"); Console.WriteLine("------ Please press to 'Enter' ------"); Console.WriteLine("------ Please keep pressing 'Enter' after each action takes place. ------"); Console.ReadKey(); Console.WriteLine("------ Customer Creation ------"); customerManager.Add(customer); Console.WriteLine("------ Customer Remove ------"); customerManager.Remove(customer1); Console.WriteLine("------ Customer List ------"); customerManager.CustomerList(customers); }
static void Main(string[] args) { Customer customer = new Customer(); { customer.Id = 0001; customer.Name = "Bob"; customer.LastName = "A."; customer.PhoneNumber = "+90 652 987 35 62"; customer.Email = "*****@*****.**"; } Customer customer1 = new Customer(); { customer1.Id = 0002; customer1.Name = "Maria"; customer1.LastName = "B."; customer1.PhoneNumber = "+90 695 574 12 32"; customer1.Email = "*****@*****.**"; } Customer customer2 = new Customer(); { customer2.Id = 0003; customer2.Name = "Robert"; customer2.LastName = "P."; customer2.PhoneNumber = "988 999 65 99"; customer2.Email = "*****@*****.**"; } List <Customer> customers = new List <Customer> { customer, customer1, customer2 }; CustomerManager customerManager = new CustomerManager(); Console.WriteLine("------ Welcome to system ------"); Console.WriteLine("------ Please press to 'Enter' ------"); Console.WriteLine("------ Please keep pressing 'Enter' after each action takes place. ------"); Console.ReadKey(); Console.WriteLine("------ Customer Creation ------"); customerManager.Add(customer); Console.WriteLine("------ Customer Remove ------"); customerManager.Remove(customer1); Console.WriteLine("------ Customer List ------"); customerManager.CustomerList(customers); }
static void Main(string[] args) { Customer customer1 = new Customer(); customer1.Id = 01; customer1.Tc = "11111111111"; customer1.Name = "Sezer"; customer1.LastName = "Yılmaz"; customer1.City = "Edirne"; Customer customer2 = new Customer(); customer2.Id = 02; customer2.Tc = "22222222222"; customer2.Name = "Metin"; customer2.LastName = "Yılmaz"; customer2.City = "Trabzon"; Customer customer3 = new Customer(); customer3.Id = 03; customer3.Tc = "33333333333"; customer3.Name = "Celal"; customer3.LastName = "Güner"; customer3.City = "Ankara"; CustomerManager customerManager = new CustomerManager(); Customer[] customers = new Customer[] { customer1, customer2, customer3 }; customerManager.Add(customer1); customerManager.Delete(customer2); customerManager.List(customer3); Console.WriteLine(""); foreach (var c in customers) { Console.WriteLine(c.Id + " " + c.Name + " " + c.LastName + " " + c.City); } }
static void Main(string[] args) { Customer customer1 = new Customer(); customer1.Id = 1; customer1.IdentificationNumber = 15005678932; customer1.CustomerName = "Emirhan"; customer1.CustomerSurname = "Türk"; customer1.PhoneNumber = +905511824149; customer1.Age = 28; Customer customer2 = new Customer(); customer2.Id = 2; customer2.IdentificationNumber = 15078965413; customer2.CustomerName = "Alparslan"; customer2.CustomerSurname = "Zeki"; customer2.PhoneNumber = +905413401108; customer2.Age = 34; List <Customer> customers = new List <Customer> { customer1, customer2 }; CustomerManager customerManager = new CustomerManager(); Console.WriteLine("----- Welcome to System :) -----"); Console.WriteLine("----- Press to 'Enter' continue -----"); Console.ReadKey(); Console.WriteLine(""); Console.WriteLine("----- Customer Creation -----"); customerManager.Add(customer1); Console.WriteLine(""); Console.WriteLine("----- Customer List -----"); customerManager.CustomerList(customers); Console.WriteLine(""); Console.WriteLine("----- Customer Remove -----"); customerManager.Remove(customer2); }
static void Main(string[] args) { Customer customer1 = new Customer(); customer1.Id = 1; customer1.Name = "Ted"; customer1.Surname = "Mosby"; Customer customer2 = new Customer(); customer2.Id = 2; customer2.Name = "Barney"; customer2.Surname = "Stinson"; Customer customer3 = new Customer(); customer3.Id = 3; customer3.Name = "Lily"; customer3.Surname = "Aldrin"; Customer customer4 = new Customer(); customer4.Id = 4; customer4.Name = "Robin"; customer4.Surname = "Scherbatsky"; List <Customer> customerList = new List <Customer> { customer1, customer2, customer3, customer4 }; CustomerManager customerManager = new CustomerManager(); customerManager.Add(customer1); customerManager.Delete(customer2); customerManager.List(customerList); Console.ReadLine(); }
static void Main(string[] args) { Customer customer1 = new Customer(); customer1.Id = "255"; customer1.CustomerName = "Mehmet"; customer1.CustomerSurname = "Topal"; Customer customer2 = new Customer(); customer2.Id = "256"; customer2.CustomerName = "ÖmerFaruk"; customer2.CustomerSurname = "Topal"; Customer customer3 = new Customer(); customer3.Id = "257"; customer3.CustomerName = "Can"; customer3.CustomerSurname = "Capkan"; Customer[] customers = new Customer[] { customer1, customer2, customer3 }; CustomerManager customermanager = new CustomerManager(); customermanager.Add(customer1); customermanager.List(customers); }
static void Main(string[] args) { Customer customer1 = new Customer(); customer1.CustomerName = "Anday"; customer1.CustomerSurname = "Aktaş"; customer1.CustomerId = 1; customer1.Money = 80000; Customer customer2 = new Customer(); customer2.CustomerName = "Begüm"; customer2.CustomerSurname = "Güner"; customer2.CustomerId = 2; customer2.Money = 35000; Customer[] customers = new Customer[] { customer1, customer2 }; CustomerManager customerManager = new CustomerManager(); int Id; while (true) { Console.WriteLine("Eklemek istediğiniz müşterinin Id numarasını giriniz(0=Exit): "); Id = Convert.ToInt32(Console.ReadLine()); if (Id == 0) { break; } else { foreach (Customer customer in customers) { if (customer.CustomerId == Id) { customerManager.Add(customer); } else { continue; } } } } Console.WriteLine("Silmek istediğiniz müşterinin Id numarasını giriniz: "); Id = Convert.ToInt32(Console.ReadLine()); foreach (Customer customer in customers) { if (customer.CustomerId == Id) { customerManager.Delete(customer); } else { continue; } } customerManager.BankRate(); Console.WriteLine("\n----------------Müşteri Listesi---------------"); customerManager.List(); }
static void Main(string[] args) { #region customers Customer customer1 = new Customer(1000001, "John", "Foley", true); Customer customer2 = new Customer(1000002, "Lacy", "Evans", false); Customer customer3 = new Customer(1000003, "Victor", "Oladipo", true); Customer customer4 = new Customer(1000004, "Blake", "Manning", false); Customer[] allCustomers = new Customer[] { customer1, customer2, customer3, customer4 }; #endregion CustomerManager customerManager = new CustomerManager(); #region yaz-customers foreach (var x in allCustomers) { customerManager.Add(x); Console.WriteLine("--------"); } Console.WriteLine("Non-Retired Customers: \n__"); for (int j = 0; j < allCustomers.Length; j++) { if (allCustomers[j].Working == true) { customerManager.ListAll(allCustomers[j]); Console.WriteLine("*"); } } #endregion start : Console.WriteLine("Please choose one of the following: \r\n 1. Update a customer \r\n 2. Delete a customer"); string o1 = null; o1 = Console.ReadLine(); switch (o1) { #region case 1 case "1": Console.WriteLine("Please enter an ID Code: "); int enteredNumber = new int(); enteredNumber = int.Parse(Console.ReadLine()); for (int a = 0; a < allCustomers.Length; a++) { if (enteredNumber == allCustomers[a].Id) { Console.WriteLine("Found : {0} {1}", allCustomers[a].Name, allCustomers[a].Surname); Console.WriteLine("Please enter a new name: "); allCustomers[a].Name = Console.ReadLine().ToString(); Console.WriteLine("You have successfully changed name."); goto start; } } Console.WriteLine("Couldn't find the ID you have entered : {0}", enteredNumber); goto start; #endregion #region case 2 case "2": Console.WriteLine("Please enter an ID Code: "); int enteredNumber2 = new int(); enteredNumber2 = int.Parse(Console.ReadLine()); for (int i = 0; i < allCustomers.Length; i++) { if (enteredNumber2 == allCustomers[i].Id) { yesorno : Console.WriteLine("Are you sure to delete " + allCustomers[i].Name + " " + allCustomers[i].Surname + "?" + "Y/N"); string yes = "Y"; string no = "N"; string o2 = null; o2 = Console.ReadLine(); if (o2 == yes || o2 == no) { switch (o2) { case "Y": customerManager.Delete(allCustomers[i]); goto start; case "N": Console.WriteLine(allCustomers[i].Name + allCustomers[i].Surname + "will not be deleted."); goto start; } } Console.WriteLine("Please use either Y or N."); goto yesorno; } } Console.WriteLine("You have entered an invalid ID code."); goto start; #endregion } }
static void Main(string[] args) { bool run = true; bool firstRun = true; bool secondRun = true; Console.WriteLine("\tWelcome to the Bank "); while (run) { try { CustomerManager cm = new CustomerManager(); while (firstRun) { Console.Write("1 Add customer\n2 Delete customer\n3 List customers' information \n4 Exit \nSelect the action you want to carry out: "); int choose = Convert.ToInt32(Console.ReadLine()); switch (choose) { case 1: while (secondRun) { Console.Write("Enter the number of customers to add: "); try { int count = Convert.ToInt32(Console.ReadLine()); for (int i = 1; i <= count; i++) { Customer customer = new Customer(); Console.Write("\nPlease write your name: "); customer.CustomerName = Console.ReadLine(); Console.Write("Please write your surname: "); customer.CustomerSurname = Console.ReadLine(); Console.Write("Please write your age: "); customer.CustomerAge = Convert.ToInt32(Console.ReadLine()); cm.Add(customer); secondRun = false; } } catch (Exception) { Console.WriteLine("\n***You entered the wrong format! \n"); } } break; case 2: Customer deleteCustomer = new Customer(); Console.Write("\nPlease write your name: "); deleteCustomer.CustomerName = Console.ReadLine(); Console.Write("Please write your surname: "); deleteCustomer.CustomerSurname = Console.ReadLine(); cm.Delete(deleteCustomer); break; case 3: cm.List(); break; case 4: firstRun = false; Console.WriteLine("\nHave a nice day"); break; default: Console.WriteLine("\nYou did not choose one of these options !!!\n "); break; } } run = false; } catch { Console.WriteLine("\n***You entered the wrong format!\n"); } } }
public void StartOfSystem() { CustomerManager manager = new CustomerManager(new Customer()); for (int i = 0; i < 1; i--) { Console.WriteLine("-----------DevFurkanTopal v0.1----------"); Console.WriteLine(); Console.WriteLine("Müşterileri görüntülemek için --------> 1'e basınız."); Console.WriteLine("Müşteri eklemek için -----------------> 2'e basınız."); Console.WriteLine("Müşteri silmek için ------------------> 3'e basınız."); Console.WriteLine("Programı kapatmak için ---------------> 4'e basınız."); try { int istek = Convert.ToInt32(Console.ReadLine()); if (istek == 1) { manager.ListOfCustomers(); Console.WriteLine(); Console.WriteLine("Sisteme geri dönmek için herhangi bir tuşa basın.."); Console.ReadLine(); Utility.Clear(); } else if (istek == 2) { manager.Add(); Console.WriteLine(); Console.WriteLine("Sisteme geri dönmek için herhangi bir tuşa basın.."); Console.ReadLine(); Utility.Clear(); } else if (istek == 3) { manager.Delete(); Console.WriteLine(); Console.WriteLine("Sisteme geri dönmek için herhangi bir tuşa basın.."); Console.ReadLine(); Utility.Clear(); } else if (istek == 4) { i = 10; Console.Write("İşlemler Kaydediliyor."); Thread.Sleep(1000); Console.Write("."); Thread.Sleep(1000); Console.Write("."); Console.WriteLine(); Console.Write("Çıkış yapılıyor."); Thread.Sleep(1000); Console.Write("."); Thread.Sleep(1000); Console.Write("."); Console.WriteLine(); Utility.Message.Show(); } else { Console.Write("Hata Alındı Tekrar Deneyin!"); Thread.Sleep(1000); Console.Write("."); Thread.Sleep(1000); Console.Write("."); Utility.Clear(); } } catch (Exception) { Console.Write("Sistem bir hataya maruz kaldı. Yeniden Başlatılıyor."); Thread.Sleep(1000); Console.Write("."); Thread.Sleep(1000); Console.Write("."); Utility.Clear(); } } }
static void Main(string[] args) { Customer customer1 = new Customer(); customer1.Id = 10001; customer1.Name = "Myles"; customer1.Surname = "Turner"; customer1.Subscription = true; Customer customer2 = new Customer(); customer2.Id = 10002; customer2.Name = "Damion"; customer2.Surname = "Lee"; customer2.Subscription = false; Customer customer3 = new Customer(); customer3.Id = 10003; customer3.Name = "Will"; customer3.Surname = "Barton"; customer3.Subscription = false; Customer customer4 = new Customer(); customer4.Id = 10004; customer4.Name = "Jon"; customer4.Surname = "Leuer"; customer4.Subscription = true; Customer customer5 = new Customer(); customer5.Id = 10005; customer5.Name = "Fred"; customer5.Surname = "VanVleet"; customer4.Subscription = true; Customer[] customers = new Customer[] { customer1, customer2, customer3, customer4, customer5 }; CustomerManager customerManager = new CustomerManager(); foreach (var c in customers) { customerManager.Add(c); } Console.WriteLine(" "); Console.WriteLine("All Customers:"); foreach (var v in customers) { customerManager.CustomerList(v); } Console.WriteLine("---------------------------"); Console.WriteLine("Non-Sub Customers:"); for (int x = 0; x < customers.Length; x++) { if (customers[x].Subscription == false) { customerManager.CustomerList(customers[x]); } } Console.WriteLine(" "); start : Console.WriteLine("Enter an ID Code:"); int Number = new int(); Number = Convert.ToInt32(Console.ReadLine()); bool foundIt = new bool(); for (int i = 0; i < customers.Length; i++) { if (Number == customers[i].Id) { foundIt = true; customerManager.Delete(customers[i]); goto start; } foundIt = false; } if (foundIt == false) { Console.WriteLine("Invalid ID Code."); Console.WriteLine(" "); goto start; } }
static void Main(string[] args) { Customer customer1 = new Customer(); customer1.CustomerName = "SELMA"; customer1.CustomerSurname = "CALİ"; customer1.CustomerId = 1; Customer customer2 = new Customer(); customer2.CustomerName = "ESRA"; customer2.CustomerSurname = "CALİ"; customer2.CustomerId = 2; Customer customer3 = new Customer(); customer3.CustomerName = "ZEYNEP"; customer3.CustomerSurname = "BİLMEZ"; customer3.CustomerId = 3; Operations(); void Operations() { Console.WriteLine("Select an operation: \nAdded (1) \nRemove (2) \nListing (3)"); int selection = Convert.ToInt32(Console.ReadLine()); switch (selection) { case 1: { Console.Clear(); Customer customer = new Customer(); CustomerManager customerManager = new CustomerManager(); customerManager.Add(customer); Console.WriteLine("~~~~~~~~~~~~~~~~"); Operations(); break; } case 2: { Console.Clear(); CustomerManager customerManager = new CustomerManager(); List <Customer> customer = new List <Customer> { customer1, customer2, customer3 }; foreach (var c in customer) { Console.WriteLine("Customer ID: " + c.CustomerId + " Customer Name Surname: " + c.CustomerName + " " + c.CustomerSurname); Console.WriteLine("~~~~~~~~~~~~~~~~"); } Console.WriteLine("\nEnter the customer's ID to be deleted: "); int Id = Convert.ToInt32(Console.ReadLine()); customerManager.Remove(customer, Id); break; } case 3: { Console.Clear(); List <Customer> customers = new List <Customer> { customer1, customer2, customer3 }; CustomerManager customerManager = new CustomerManager(); customerManager.Listing(customers); Console.WriteLine("~~~~~~~~~~~~~~~~"); Operations(); break; } default: Console.WriteLine("Default Case!"); break; } } }
static void Main(string[] args) { Customer customer1 = new Customer(); { customer1.CustomerId = 1; customer1.CustomerTcNumber = "11111111111"; customer1.CustomerName = "Gizem"; customer1.CustomerSurname = "Ergin"; } Customer customer2 = new Customer(); { customer2.CustomerId = 2; customer2.CustomerTcNumber = "22222222222"; customer2.CustomerName = "Ece"; customer2.CustomerSurname = "Güler"; } Customer customer3 = new Customer(); { customer3.CustomerId = 3; customer3.CustomerTcNumber = "33333333333"; customer3.CustomerName = "Ezgi"; customer3.CustomerSurname = "Demir"; } Customer customer4 = new Customer(); { customer4.CustomerId = 4; customer4.CustomerTcNumber = "44444444444"; customer4.CustomerName = "Hanife"; customer4.CustomerSurname = "Tuna"; } Selection(); void Selection() { Console.WriteLine("Select an Action \nAdded (a/A) -- Delete (d/D) -- Listing (l/L)"); var pressed = Console.ReadLine(); switch (pressed) { case "a": case "A": { Console.Clear(); Customer customer = new Customer(); CustomerManager customerManager = new CustomerManager(); customerManager.Add(customer); Console.WriteLine(""); Selection(); break; } case "d": case "D": { Console.Clear(); CustomerManager customerManager = new CustomerManager(); List <Customer> customers = new List <Customer> { customer1, customer2, customer3, customer4 }; foreach (var c in customers) { Console.WriteLine("Customer ID: " + c.CustomerId + " Customer Name Surname: " + c.CustomerName + " " + c.CustomerSurname); } Console.WriteLine("\nCustomer Id for delete customer: "); int ID = Convert.ToInt32(Console.ReadLine()); customerManager.Delete(customers, ID); Console.WriteLine(""); Selection(); break; } case "l": case "L": { Console.Clear(); List <Customer> customers = new List <Customer> { customer1, customer2, customer3, customer4 }; CustomerManager customerManager = new CustomerManager(); customerManager.Listing(customers); Console.WriteLine(""); Selection(); break; } default: Environment.Exit(0); break; } } }
static void Main(string[] args) { Customers customer1 = new Customers(); customer1.Id = 220391; customer1.Name = "Melek Nur Gül"; customer1.KimlikNo = 34154785139; customer1.City = "Edirne"; Customers customer2 = new Customers(); customer2.Id = 280912; customer2.Name = "Ali Konar"; customer2.KimlikNo = 74185296315; customer2.City = "Giresun"; Customers customer3 = new Customers(); customer3.Id = 140285; customer3.Name = "Nursel Konar"; customer3.KimlikNo = 84125741254; customer3.City = "Bolu"; Customers customer4 = new Customers(); customer4.Id = 280281; customer4.Name = "Kenan Konar"; customer4.KimlikNo = 95175345841; customer4.City = "Giresun"; Customers customer5 = new Customers(); customer5.Id = 610610; customer5.Name = "Ali Furkan Zehir"; customer5.KimlikNo = 65414785423; customer5.City = "Trabzon"; Customers customer6 = new Customers(); customer6.Id = 510512; customer6.Name = "Meyra Sare Özata"; customer6.KimlikNo = 51515151519; customer6.City = "Niğde"; Customers[] musteriler = new Customers[] { customer1, customer2, customer3, customer4 }; //foreach (Customers customers in musteriler) //{ // Console.WriteLine(customers.Id); // Console.WriteLine(customers.Name); // Console.WriteLine(customers.KimlikNo); // Console.WriteLine(customers.City); //} CustomerManager Manegment = new CustomerManager(); Manegment.List(musteriler); Console.WriteLine(" "); Console.WriteLine(" "); Console.WriteLine(" "); Console.WriteLine(" "); Console.WriteLine("________________"); Manegment.Add(customer5); Console.WriteLine(" "); Console.WriteLine(" "); Console.WriteLine(" "); Console.WriteLine(" "); Console.WriteLine("________________"); Manegment.Remove(customer6); }
static void Main(string[] args) { // 1. Customer instance Customer customer1 = new Customer(); customer1.Id = 1; customer1.FirstName = "Gökhan"; customer1.LastName = "Çoban"; customer1.CitizenshipNumber = "425789562365"; // 2. Customer instance Customer customer2 = new Customer(); customer2.Id = 2; customer2.FirstName = "Ercan"; customer2.LastName = "Uçar"; customer2.CitizenshipNumber = "879513654321"; // 3. Customer instance Customer customer3 = new Customer(); customer3.Id = 3; customer3.FirstName = "Akın"; customer3.LastName = "Aras"; customer3.CitizenshipNumber = "565656565560"; // 4. Customer instance Customer customer4 = new Customer(); customer4.Id = 4; customer4.FirstName = "Orhan"; customer4.LastName = "Kılıç"; customer4.CitizenshipNumber = "595956336890"; // 5. Customer instance Customer customer5 = new Customer(); customer5.Id = 5; customer5.FirstName = "Turan"; customer5.LastName = "Duman"; customer5.CitizenshipNumber = "595956336890"; //CustomerManager instance CustomerManager manager = new CustomerManager(); Console.WriteLine("\nMüşteri Ekleme Sayfası"); manager.Add(customer1); manager.Add(customer2); manager.Add(customer3); manager.Add(customer4); manager.Add(customer5); //Console.WriteLine(""); Console.WriteLine("\nMüşteri Silme Sayfası"); manager.Delete(customer3); manager.Delete(customer4); //Müşteri Listesi List <Customer> customers = new List <Customer> { customer1, customer2, customer3, customer4, customer5 }; Console.WriteLine("\n Müşteri Görüntüleme Sayfası \n"); Console.WriteLine("{0,-7} {1,-13} {2,-13} {3}", "ID", "AD", "Soyad", "TC NO"); Console.WriteLine(); manager.PrintCustomers(customers); Console.WriteLine(); }
static void AddCustomer(CustomerManager customerManager, Customer customer) { customerManager.Add(customer); }
static void Main(string[] args) { Customer customer1 = new Customer(); customer1.Id = 1; customer1.Name = "Elif"; customer1.Surname = "Bol"; customer1.Salary = 3000; Customer customer2 = new Customer(); customer2.Id = 2; customer2.Name = "Orhan"; customer2.Surname = "Yalı"; customer2.Salary = 4000; Customer customer3 = new Customer(); customer3.Id = 3; customer3.Name = "Sevil"; customer3.Surname = "Zeki"; customer3.Salary = 5000; Customer customer4 = new Customer(); customer4.Id = 4; customer4.Name = "Ziya"; customer4.Surname = "Petek"; customer4.Salary = 6000; Customer[] currentCustomers = new Customer[] { customer1, customer2, customer3, customer4 }; int customerNumber = currentCustomers.Length; Customer customerNew = new Customer(); customerNew.Id = 5; customerNew.Name = "Ali"; customerNew.Surname = "Tekir"; customerNew.Salary = 6000; Customer[] updatedCustList = new Customer[] { customer1, customer2, customer3, customer4, customerNew }; if (currentCustomers.Length < updatedCustList.Length) { CustomerManager custAlias = new CustomerManager(); { custAlias.Listing(currentCustomers); Console.WriteLine(""); custAlias.Add(currentCustomers.Length, customerNew); Console.WriteLine(""); custAlias.Listing(updatedCustList); Console.WriteLine(""); } customerNumber++; } if (currentCustomers.Length >= updatedCustList.Length) { CustomerManager customerMngAlias2 = new CustomerManager(); { customerMngAlias2.Listing(currentCustomers); Console.WriteLine(""); customerMngAlias2.Delete(customerNumber, customer4); customerMngAlias2.Listing(updatedCustList); Console.WriteLine(""); } } }