static void Main(string[] args)
{
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Elyase";
person1 = person2;
person1.FirstName = "Derin";
Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "Salih";
customer.CreditCardNumber = "12345543";
Employee employee = new Employee();
employee.FirstName = "Betül";
Person person3 = customer;
customer.FirstName = "Ahmet";
//Console.WriteLine(((Customer)person3).CreditCardNumber);
//Console.WriteLine(person3.FirstName);
PersonManager personManager = new PersonManager();
personManager.Add(employee);
}
static void Main(string[] args)
{
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Engin";
person2 = person1;
person1.FirstName = "Derin";
Console.WriteLine(person2.FirstName);
Customer customer1 = new Customer();
customer1.FirstName = "Salih";
customer1.CreditCardNumber = "12345678";
Person person3 = customer1;
customer1.FirstName = "Ahmet";
Console.WriteLine(((Customer)person3).CreditCardNumber); //boxing
Employee employee = new Employee();
employee.FirstName = "Veli";
PersonManager personManager = new PersonManager();
personManager.Add(employee);
}
static void Main(string[] args)
{
Person person1 = new Person();
Customer customer1 = new Customer();
Employee employee1 = new Employee();
person1.FirstName = "Görkem";
person1.LastName = "Arısoy";
person1.IdNumber = 123456;
customer1.CreditCardNo = "123456789";
employee1.EmployeeNumber = 1;
employee1.FirstName = "Selin";
//employee aslında bir person olduğu için eşitlik verebildik. employee1=person1 diyemezdik.
person1 = employee1; //Stackta bulunan person1'i employee1'in referansına bağladık. yani person1 bilgileri de yok olmuş oldu.
Console.WriteLine(employee1.FirstName); //eğer bunlar değer tipinde olsaydı sadece değeri kullanılcak, içeriği kaybolmayacaktı.
Console.WriteLine(person1.FirstName);
PersonManager personManager = new PersonManager();
personManager.Add(employee1); //employee1 aynı zamanda person olduğu için method içine person beklemesine rağmen gönderebiliyoruz.
//buda bize farklı kategorilerde personlar için aynı metotu kullanma imkanı tanır.
}
static void Main(string[] args)
{
// //ex for value type
// int sayi1 = 10;
// int sayi2 = 20;
// sayi1 = sayi2;
// sayi2 = 100;
// Console.WriteLine(sayi1);
// //ex for reference type
// int[] sayilar1 = new int[] { 1, 2, 3 };
// int[] sayilar2 = new int[] { 10, 20, 30 };
// sayilar1 = sayilar2;
// sayilar2[0] = 1000;
// Console.WriteLine(sayilar1[0]);
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Serhat";
person2 = person1;
person1.FirstName = "Ceren";
//Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "Gamze";
Person person3 = customer;
customer.FirstName = "Derin";
//Console.WriteLine(person3.FirstName);
Employee employee = new Employee();
employee.FirstName = "Veli";
//customer.CreditCardNumber = "1111 2222 3333 4444";
//Console.WriteLine(((Customer)person3).CreditCardNumber);
PersonManager personManager = new PersonManager();
personManager.Add(employee);
personManager.Add(customer);
personManager.Add(person3);
}
static void Main(string[] args)
{
//// int, decimal, float, enum, boolean value types
//int sayi1 = 10;
//int sayi2 = 20;
//sayi1 = sayi2;
//sayi2 = 100;
//Console.WriteLine("Sayı 1 : " + sayi1);
//// arrays, class, interface... reference types
//int[] sayilar1 = new int[] { 1, 2, 3 };
//int[] sayilar2 = new int[] { 1, 2, 3 };
//sayilar1 = sayilar2;
//sayilar2[0] = 1000;
//Console.WriteLine("Sayılar1[0] = " + sayilar1[0]);
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Enes";
person2 = person1;
person1.FirstName = "Derin";
//Console.WriteLine("Person2 = " + person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "Salih";
customer.CreditCardNumer = "132131245";
Employee employee = new Employee();
Person person3 = customer;
//// Boxing yapıldı
//Console.WriteLine(((Customer)person3).CreditCardNumer);
PersonManager personManager = new PersonManager();
personManager.Add(person1);
personManager.Add(customer);
personManager.Add(employee);
}
static void Main(string[] args)
{
////int,decimal,float,enum,boolean value types
// int sayi1 = 10;
// int sayi2 = 20;
// sayi1 = sayi2;
// sayi2 = 100;
// Console.WriteLine("Sayi 1: " + sayi1);
// //arrays,class,interface... reference types
// int[] sayilar1 = new int[] { 1, 2, 3 };
// int[] sayilar2 = new int[] { 10, 20, 30 };
// sayilar1 = sayilar2;
// sayilar2[0] = 1000;
// Console.WriteLine("Sayılar1[0] = " + sayilar1[0]);
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Engin";
person2 = person1;
person1.FirstName = "Derin";
Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "Salih";
customer.CreditCardNumber = "1234567890";
Employee employee = new Employee();
employee.FirstName = "Veli";
Person person3 = customer;
customer.FirstName = "Ahmet";
//Console.WriteLine(((Customer)person3).CreditCardNumber);
PersonManager personManager = new PersonManager();
personManager.Add(customer);
}
static void Main(string[] args)
{
//int, decimal, float, enum, boolean = value types
//int sayi1 = 10;
//int sayi2 = 20;
//sayi1 = sayi2;
//sayi2 = 100;
//Console.WriteLine("Sayı 1 : " + sayi1);
//arrays, class,interface...= reference types
//int[] sayilar1 = new int[] { 1, 2, 3 };
//int[] sayilar2 = new int[] { 10, 20, 30 };
//sayilar1 = sayilar2;
//sayilar2[0] = 1000;
//Console.WriteLine("Sayılar 1[0] :" + sayilar1[0]);
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Melek";
person2 = person1;
person1.FirstName = "Ayda";
//Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "Anıl";
customer.CreditCardNumber = "123456789";
Employee employee = new Employee();
employee.FirstName = "Yada";
Person person3 = customer;
customer.FirstName = "Ayaz";
//person3 e bir Customer boxing yap diyoruz. Bir nevi kutu haline getiriyoruz.
//Burada atanabilenlerden istediğimiz bir tipi atayabiliyoruz. Biz burda Customer class ı atadık
// Console.WriteLine(((Customer)person3).CreditCardNumber);
PersonManager personManager = new PersonManager();
personManager.Add(employee);
//Biz burada ne verirsek verelim kod çalışacak çünkü PersonManager da base class ı tanımladığımız için soru olmuyor.
//Person ebeveyn den türeme durumu va burada.
//Console.WriteLine(person3.FirstName);
}
static void Main(string[] args)
{
// int, decimal, float, enum, boolean türü değişkenler valu types değişkenlerdir
// value type değişkenler memory'de stack'e yerleşir, adresin yanında değeri tutulur
// reference type değişkenler memory'de heap'e yerleşir, adres tutulut
int sayi1 = 10;
int sayi2 = 20;
sayi1 = sayi2;
sayi2 = 100;
Console.WriteLine("Sayı 1 : " + sayi1);
//arrays, class, interface ... reference types değişkenlerdir
// referans tip depişkenlerin stack'de değeri yerine değerlerin bulunduğu heap adresi tutulur
int[] sayilar1 = new int[] { 1, 2, 3 };
int[] sayilar2 = new int[] { 10, 20, 30 };
sayilar1 = sayilar2;
sayilar2[0] = 1000;
Console.WriteLine("Sayılar1[0} : " + sayilar1[0]);
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Engin";
person2 = person1;
person1.FirstName = "Derin";
Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "Salih";
customer.CreditCardNumber = "234567890";
Employee employee = new Employee();
employee.FirstName = "Veli";
Person person3 = customer;
customer.FirstName = "Ahmet";
// (((Customer)person3).CreditCardNumber) yazılışına boxing denir
Console.WriteLine(((Customer)person3).CreditCardNumber);
PersonManager personManager = new PersonManager();
personManager.Add(customer);
}
static void Main(string[] args)
{
//int sayı1 = 10;
//int sayı2 = 20;
//sayı1 = sayı2;
//sayı2 = 100;
//console.writeline("sayı 1 : " + sayı1);
//int[] sayılar1 = new int[] { 1,2,3 };
//int[] sayılar2 = new int[] { 10, 20, 30 };
//sayılar1 = sayılar2;
//sayılar2[0] = 1000;
//console.writeline(sayılar1[0]);
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Batuhan";
person2 = person1;
person1.FirstName = "Engin";
Console.WriteLine(person2);
Person person = new Person();
Custumer custumer = new Custumer();
custumer.FirstName = "Salih";
custumer.CreditCardNumber = "123345678901";
Employee employee = new Employee();
employee.FirstName = "Veli";
Person person3 = custumer;
custumer.FirstName = "Ahmet";
Console.WriteLine(((Custumer)person3).CreditCardNumber);
PersonManager personManager = new PersonManager();
personManager.Add(person3);
}
static void Main(string[] args)
{
//int, decimal, float,enum,boolean değer tiptir (value types)
int sayi1 = 10;
int sayi2 = 20;
sayi1 = sayi2;
sayi2 = 100;
//Console.WriteLine(sayi1);
//arrays,class,interface... reference types
//int[] array sayıldığğı için yukardaki yaptığımız gibi olmaz sonuç
int[] sayilar1 = new int[] { 1, 2, 3 };
int[] sayilar2 = new int[] { 10, 20, 30 };
sayilar1 = sayilar2;
sayilar2[0] = 1000;
//Console.WriteLine(sayilar1[0]);
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Engin";
person2 = person1;
person1.FirstName = "Derin"; // ben değiştirdikçe onlar da değişiyor.
//Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "Salih";
customer.CreditCardNumber = "4742749234";
Employee employee = new Employee();
employee.FirstName = "Veli";
Person person3 = customer;
customer.FirstName = "Ahmet";
//Console.WriteLine(person3.FirstName);
//Console.WriteLine(((Customer)person3).CreditCardNumber);
PersonManager personManager = new PersonManager();
personManager.Add(employee); //employee yerine customer de yazabilirim.
//customer = employee; yazarsam kabul etmez
//employee ile customeri birbirine atıyamıyorken person ile customeri birbirine atıyabiliyorum
//çünkü customer:person yazmıştım.
}
//int,decimal,float,enum,boolean values types
static void Main(string[] args)
{
int sayi1 = 10;
int sayi2 = 20;
sayi1 = sayi2;
sayi2 = 100;
Console.WriteLine("Sayı 1 : " + sayi1);
//arrays,class,interface... reference types
int[] sayilar1 = new int[] { 1, 2, 3 };
int[] sayilar2 = new int[] { 10, 20, 30 };
sayilar1 = sayilar2;
sayilar2[0] = 1000;
Console.WriteLine("Sayılar1[0] = " + sayilar1[0]);
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Bircan";
//reference tip olduğu için referans numaraları üzerinden gider o yüzden person2 ninde firsrname i bircan dır.
person2 = person1;
person1.FirstName = "Derin"; //bu şekilde değiştirdiğimde person2 ninde firstname i derin olarak değişir
Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "Serhat";
customer.CreditCardNumber = "1234567890"; //aynı adrese gittiği için aynı adresteki creditcardnumber a ulaşabiliriz.
Employee employee = new Employee();
employee.FirstName = "Ömer";
Person person3 = customer; //custemor bir person olduğu için atama yapabiliriz.Referansını atayabiliriz
customer.FirstName = "Onur"; //referans üzerinden gitti için aynı adresi değiştirmiş oluruz serhat onur olarak değişir
//person3 e customer boxing i yap demiş oluyoruz.Boxing:Kutu, şablon
/*person önüne atanabilirlerden istediğimizin tipi yazabiliyoruz.() ikinci parantez en
* genel parantez olur ve customer boxing e uygulanır olur*/
Console.WriteLine(((Customer)person3).CreditCardNumber); //şeklinde person3 de credicardnumber na erişebiliriz.
PersonManager personManager = new PersonManager();
personManager.Add(customer);
}
static void Main(string[] args)
{
////int, decimal, float, enum, boolean -----> value types
//int sayi1 = 10;
//int sayi2 = 20;
//sayi1 = sayi2;
//sayi2 = 100;
//Console.WriteLine("Sayı 1 : " +sayi1);
////sayi1 = ?
////arrays, class, interface... -----> reference types
//int[] sayilar1 = new int[] { 1, 2, 3 };
//int[] sayilar2 = new int[] { 10, 20, 30 };
//sayilar1 = sayilar2;
//sayilar2[0] = 1000;
//Console.WriteLine("Sayılar1[0] = "+ sayilar1[0]);
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Kemal";
person2 = person1;
person1.FirstName = "Barış";
Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "Lefter";
customer.CreditCardNumber = "1234567890";
Employee employee = new Employee();
employee.FirstName = "Özil";
Person person3 = customer;
customer.FirstName = "Can";
Console.WriteLine(person3.FirstName);
Console.WriteLine(((Customer)person3).CreditCardNumber); //Burası çok önemli. 'Boxing' yapıyoruz !!!
PersonManager personManager = new PersonManager();
personManager.Add(employee);
}
static void Main(string[] args)
{
//int, decimal, float, enum, boolean value types
//int sayi1 = 10;
//int sayi2 = 20;
//sayi1 = sayi2;
//sayi2 = 100;
//Console.WriteLine("sayi 1: " + sayi1);
////array, class interface... reference types
//int[] sayilar1 = new int[] { 1, 2, 3 };
//int[] sayilar2 = new int[] { 10, 20, 30 };
//sayilar1 = sayilar2;
//sayilar2[0] = 1000;
//Console.WriteLine("sayilar1[0] = " + sayilar1[0]);
Person person1 = new Person();
Person person2 = new Person();
person1.FirtstName = "Enes";
person2 = person1;
person1.FirtstName = "Etka";
Console.WriteLine(person2.FirtstName);
Customer customer = new Customer();
customer.FirtstName = "Salih";
customer.CreditCardNumber = "1234567890";
Employee employee = new Employee();
employee.FirtstName = "Ramiz";
// customer = employee; //Bu sekilde bir atama yapamayiz. Nasil ki string ve int farkli türlerdir, burada da customer ve employee farkli türler
Person person3 = customer; // Bu sekilde bir atama yapilabilir cünkü inheritance sebebi ile her customer ayni zamanda bir person olur.
customer.FirtstName = "Ahmet";
//Console.WriteLine(((Customer)person3).CreditCardNumber);
PersonManager personManager = new PersonManager();
personManager.Add(customer);
}
static void Main(string[] args)
{
////int,decimal,float,enum,boolean, value types (değer tiplerdir)
//int sayi1 = 10;
//int sayi2 = 20;
//sayi1 = sayi2; //sayı1'i sayi2'nin değerine eşitliyosun. sayı2 ile bi alakası kalmıyor sadece değeriyle bağlantılı. o yüzden sayı2'
////yi sonradan değiştirmen sayı1'i değiştirmez. bu değer tipler için böyledir.
//sayi2 = 100;
//console.writeline("sayı1" + sayi1);
////arraylar[ [] ),class,interface reference types (referans tiplerdir. adres tutuyor. yukarıdaki gibi işlemez)
//int[] sayilar1 = new int[] { 1, 2, 3, };
//int[] sayilar2 = new int[] { 10, 20, 30 };
//sayilar1 = sayilar2; //sayılar1'in adresi = sayılar2'nin adresi
//sayilar2[0] = 1000;
//console.writeline("sayılar 1[0] = " + sayilar1[0]);
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Engin";
person2 = person1;
person1.FirstName = "Derin";
Console.WriteLine(person2.FirstName); //referans tip olduğu için adresi değiştirdik anlamına geliyor.
Employee employee = new Employee();
employee.FirstName = "Ahmet";
Customer customer = new Customer();
customer.FirstName = "Salih";
customer.CreditCardNumber = "232432532";
Person person3 = customer;
Console.WriteLine(person3.FirstName);
Console.WriteLine(((Customer)person3).CreditCardNumber);
PersonManager personmanager = new PersonManager();
personmanager.Add(customer); //hepsini yollayabiliyorsun (customer person employee)
}
static void Main(string[] args)
{
//int, decimal, float, boolean are value types
//int sayi1 = 10;
//int sayi2 = 20;
//sayi1 = sayi2;
//sayi2 = 100;
//Console.WriteLine(sayi1);
////arrays, classes, interfaces are reference types
//int[] sayilar1 = new int[] { 1, 2, 3 };
//int[] sayilar2 = new int[] { 10, 20, 30 };
//sayilar1 = sayilar2;
//sayilar2[0] = 1000;
//Console.WriteLine(sayilar1[0]);
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Engin";
person2 = person1;
person1.FirstName = "Derin";
//Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "Salih";
customer.CreditCardNumber = "256421";
Employee employee = new Employee();
employee.FirstName = "Ahmet";
Person person3 = customer;
//Console.WriteLine(((Customer)person3).CreditCardNumber); //class boxing
PersonManager personManager = new PersonManager();
personManager.Add(employee); //we can send person, customer or employee, we can work same code for different objects
}
static void Main(string[] args)
{
// int, decimal, float, enum, boolean value types (değer tip)
int sayi1 = 10;
int sayi2 = 20;
sayi1 = sayi2;
sayi2 = 100;
Console.WriteLine("sayi1 :" + sayi1);
int[] sayilar1 = new int[] { 1, 2, 3 };
int[] sayilar2 = new int[] { 10, 20, 30 };
sayilar1 = sayilar2;
sayilar2[0] = 1000;
Console.WriteLine("sayilar1[0] = " + sayilar1[0]);
Person person = new Person();
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Engin";
person2 = person1;
person1.FirstName = "Derin";
Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "Salih";
customer.CreditcardNumber = "1234567890";
Person person3 = customer;
customer.FirstName = "Ahmet";
Console.WriteLine(person3.FirstName);
// Console.WriteLine(((Customer)person3).CreditCardNumber);
PersonManager personManager = new PersonManager();
personManager.Add(person3);
Employee employee = new Employee();
employee.FirstName = "Veli";
}
static void Main(string[] args)
{
////int,decimal,float,enum,boolean value types
//int sayi1 = 10;
//int sayi2 = 20;
//sayi1 = sayi2;
//sayi2 = 100;
//Console.WriteLine("Sayı 1 : "+ sayi1); // Sayı birin değeri kaç olur?
////arrays,class,interface... reference types
//int[] sayilar1 = new int[] { 1, 2, 3 };
//int[] sayilar2 = new int[] { 10, 20, 30 };
//sayilar1 = sayilar2;
//sayilar2[0] = 1000;
//Console.WriteLine("Sayılar1[0] = " + sayilar1[0]); //Sayılar birin ilk endeksindeki değer nedir?
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Engin";
person2 = person1; //Person 2'nin referans değerini person1'e eşitliyoruz.
person1.FirstName = "Derin"; //Person 2'ninde FirstName değeri Derin olarak değişir.
Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "Salih";
customer.CreditCardNumber = "1234567890";
Employee employee = new Employee();
employee.FirstName = "Veli";
Person person3 = customer; //Customer bir person olduğu için bu eşitlemeyi yapabiliyoruz.
customer.FirstName = "Ahmet";
Console.WriteLine(((Customer)person3).CreditCardNumber); // Person3.CreditCardNumbers'a ulaşmak için yapılan boxing işlemi.
PersonManager personManager = new PersonManager();
personManager.Add(employee);
}
static void Main(string[] args)
{
int sayi1 = 10;
int sayi2 = 20;
sayi1 = sayi2;
sayi2 = 100;
Console.WriteLine("Sayi1: " + sayi1); // Sonuç 20 olacak
int[] sayilar1 = new int[] { 1, 2, 3 };
int[] sayilar2 = new int[] { 10, 20, 30 };
sayilar1 = sayilar2;
sayilar2[0] = 1000;
Console.WriteLine("Sayılar1[0]: " + sayilar1[0]); // Sonuç 1000 olacak
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Batuhan";
person2 = person1;
person1.FirstName = "Derin";
Console.WriteLine(person2.FirstName); // Sonuç Derin
Customer customer = new Customer();
customer.FirstName = "Salih";
customer.CreditCardNumber = "1234567890";
Employee employee = new Employee();
employee.FirstName = "Veli";
Person person3 = customer;
customer.FirstName = "Ahmet";
Console.WriteLine(person3.FirstName); // Sonuç Salih
//Boxing
Console.WriteLine(((Customer)person3).CreditCardNumber);
PersonManager personManager = new PersonManager();
personManager.Add(customer);
}
static void Main(string[] args)
{
//int, decimal, float, enum, boolean = value types
//int sayi1 = 10;
//int sayi2 = 20;
//sayi1 = sayi2;
//sayi2 = 100;
//Console.WriteLine("Sayı 1: "+sayi1);
//arrays, class, interface... reference types
//int[] sayilar1 = new int[] { 1, 2, 3 };
//int[] sayilar2 = new int[] { 10, 20, 30 };
//sayilar1 = sayilar2;
//sayilar2[0] = 1000;
//Console.WriteLine("Sayılar1[0]= "+sayilar1[0]);
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Mustafa";
person2 = person1;
person1.FirstName = "Bilal";
//Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
//customer.FirstName = "Tuğba";
customer.CreditCardNumber = "1234684646";
Employee employee = new Employee();
employee.FirstName = "Aysel";
Person person3 = customer;
customer.FirstName = "Burçak";
//Console.WriteLine(((Customer)person3).CreditCardNumber);
PersonManager personManager = new PersonManager();
personManager.Add(employee);
}
static void Main(string[] args)
{
//// int, decimal, float, enum, boolean -> value type
//int sayi1 = 10;
//int sayi2 = 20;
//sayi1 = sayi2;
//sayi2 = 100;
//Console.WriteLine("Say1 1 : " + sayi1);
//// array, class, Interface -> reference types
//int[] sayilar1 = new int[] { 1, 2, 3 };
//int[] sayilar2 = new int[] { 10, 20, 30 };
//sayilar1 = sayilar2;
//sayilar2[0] = 1000;
//Console.WriteLine("sayilar1[0] : " + sayilar1[0]);
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Engin";
person2 = person1;
person1.FirstName = "Derin";
//Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "Salih";
customer.CreditCardNumber = "123456678";
Employee employee = new Employee();
employee.FirstName = "Veli";
Person person3 = customer;
customer.FirstName = "Ahmet";
//Console.WriteLine(((Customer)person3).CreditCardNumber);
PersonManager personManager = new PersonManager();
personManager.Add(employee); // person, customer, employee gönderebiliriz
// person, customerın da employeeninde adresinin tutuyor
}
static void Main(string[] args)
{
int sayi1 = 10;
int sayi2 = 20;
sayi1 = sayi2;
sayi2 = 100;
Console.WriteLine("Sayi1 : " + sayi1); //20. Değer tip - int, decimal, float, enum, bool - Value Types
// sayi1 in değeri eşittir 10
//sayi1 in değeri eşittir sayi2 nin değeri. atama yaptıktan sonra bağlantı kopar.
int[] sayilar1 = new int[] { 1, 2, 3 };
int[] sayilar2 = new int[] { 10, 20, 30 };
sayilar1 = sayilar2;
sayilar2[0] = 1000;
Console.WriteLine("Sayilar1[0] : " + sayilar1[0]);
//Referans Tip - arrays,class,interface...
// new dediğimiz zaman heap te veri oluşuyor bir de adres değeri oluşturuyor.
// sayilar1 in adresi eşittir sayilar2 nin adresi
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Engin";
person2 = person1;
person1.FirstName = "Derin";
Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "Salih";
customer.CreditCardNumber = "1234567890";
Employee employee = new Employee();
employee.FirstName = "Veli";
Person person3 = customer; // customer bir person olduğu için atama yapılabilir . miras alındığı için - person tipinden olduğu için creditcardnumber görülmez
customer.FirstName = "Ahmet";
Console.WriteLine(((Customer)person3).CreditCardNumber);//boxing yapıldı
Console.WriteLine(person3.FirstName);
PersonManager personManager = new PersonManager();
personManager.Add(employee);
}
static void Main(string[] args)
{
int sayi1 = 10, sayi2 = 20;
sayi1 = sayi2;
sayi2 = 100;
Console.WriteLine(sayi1);
int[] dizi1 = new int[] { 1, 2, 3 };
int[] dizi2 = new int[] { 4, 5, 7 };
dizi1 = dizi2;
dizi2[1] = 99;
Console.WriteLine(dizi1[1]);
Person person1 = new Person();
Person person2 = new Person();
person2.FirstName = "Toprak";
person1 = person2;
Console.WriteLine("person1.FirstName: " + person1.FirstName);
person2.FirstName = "Yucel";
Console.WriteLine("person1.FirstName: " + person1.FirstName); //reference type old. sonuc değisir
//base class'a yani temel sınıfa; miras alan sınıftan atama
//yapabiliriz. Burada base class Person, m. alan customer veya
//employee dir. bu arada miras alan sınıf, base'i inherit ediyor deriz
Customer customer = new Customer();
customer.FirstName = "Sabri";
customer.CreditCardNumber = "918503135"; //boxing için
person1 = customer; //alt classlarda geçiş var..
Console.WriteLine("person1.FirstName: " + customer.FirstName);
Console.WriteLine(((Customer)person1).CreditCardNumber); //boxing yaptık.
//normalde person
//üzerinden erişemezdik
Employee employee = new Employee();
employee.FirstName = "Beyaz";
PersonManager personManager = new PersonManager();
personManager.Add(employee);
}
static void Main(string[] args)
{
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Engin";
person2 = person1;
person1.FirstName = "Derin";
Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "Ömer";
Employee employee = new Employee();
employee.FirstName = "Didem";
//customer = employee; //ikisini atayamazsın
Person person3 = customer; //bunları atarsınız çünkü miras aldığınız sınıfı atayabilirsiniz
Console.WriteLine(person3.FirstName); //customerı peron3 e atadım ve customera first name verdim Ömer person3 de Ömer oldu
customer.CreditCardNumber = "134567890";
Console.WriteLine(((Customer)person3).CreditCardNumber); //customerın içerisinde person classı bulunuyor ancak person un içerisinde ıd firstName ve LastName bulunuyor.
//Biz person a customerdaki CreditCardı eklemek için bunu kullanıyoruz ve çıkıyor
PersonManager personManager = new PersonManager();
personManager.Add(customer); //gördüğünüz gibi 3 ünde de sorunçıkmadı çünkü person customer ve employee nin base i
personManager.Add(employee);
personManager.Add(person3);
}
static void Main(string[] args)
{
////int ,decimal,float,wnum,boolean = value types
//int sayi1 = 10;
//int sayi2 = 20;
//sayi1 = sayi2;
//sayi2 = 100;
//Console.WriteLine("sayi 1 : " + sayi1);
////array , class, interface reference type
//int[] sayilar1 = new int[] {1,2,3 };
//int[] sayilar2 = new int[] { 10, 20, 30 };
//sayilar1 = sayilar2;
//sayilar2[0] = 10000;
//Console.WriteLine("Sayılar[0]" + sayilar1[0] );
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "yaren";
person2 = person1;//adres eşitlemesi yapıyorsun
person1.FirstName = "büşra";
Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "eray";
customer.CreditCardNumber = "4958454";
Employee employee = new Employee();
employee.FirstName = "şevval";
Person person3 = customer;
Console.WriteLine(person3.FirstName);
//boxing yaptık
//Console.WriteLine(((Customer)person3).CreditCardNumber);
PersonManager personManager = new PersonManager();
personManager.Add(customer);
}
static void Main(string[] args)
{
////int, decimal, float, enum, boolean value types, sadece stackde işlem döner.
//int sayi1 = 10;
//int sayi2 = 20;
//sayi1 = sayi2;
//sayi2 = 100;
//Console.WriteLine("sayi1 = " + sayi1); // cevap 20 oluyor, değer tip
//// arrays, classes, interface are refence type, stack ve heap de adres oluşur.
//int[] sayilar1 = new int[]{ 1, 2, 3};
//int[] sayilar2 = new int[]{ 10, 20, 30};
//sayilar1 = sayilar2;
//sayilar2[0] = 1000;
//Console.WriteLine("sayilar1[0] = " + sayilar1[0]); // cevap 1000 oluyor, referans tip
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Engin";
person2 = person1;
person1.FirstName = "Derin";
//Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "Salih";
Employe employe = new Employe();
employe.FirstName = "Veli";
Person person3 = customer;
customer.FirstName = "Ahmet";
customer.CreditNumber = "21584681";
//Console.WriteLine(person3.FirstName);
//Console.WriteLine(((Customer)person3).CreditNumber); //boxing
PersonManager personManager = new PersonManager();
personManager.Add(employe); // customer, employee, person3 yazılabilir. Person customerin ve employenin adresini tutabiliyor.
}
static void Main(string[] args)
{
Console.WriteLine("Hello World!");
//int,decimal,float,enum,boolean-->value types
/*We can easily see that for value type,the values of variables are not changed after the assignment on the below
* On the other hand,References type variables(in this ex:array is a type that has a type and values) will be changed after the assignment
*/
int number1 = 10;
int number2 = 20;
number1 = number2;
number2 = 100;
Console.WriteLine($"number1 --> {number1}");
int[] numbers1 = new int[] { 1, 5, 7 };
int[] numbers2 = new int[] { 3, 5, 9 };
numbers1 = numbers2;
numbers2[0] = 1000;
Console.WriteLine($"numbers1[0] --> {numbers1[0]}");
Person person1 = new Person();
Customer customer = new Customer();
customer.CreditCardNumber = "1234567890";
Person person2 = new Person();
person1.FirstName = "Ömer";
person2 = person1;
//Console.WriteLine(person2.FirstName);
person2.FirstName = "Karcan";
//Console.WriteLine(person1.FirstName);
Employee employee = new Employee();
Person person3 = customer;
customer.FirstName = "Ahmet";
PersonManager personManager = new PersonManager();
personManager.Add(customer);
//Console.WriteLine($"{((Customer)person3).CreditCardNumber }");
}
static void Main(string[] args)
{
//int,decimal,float,enum,boolean = değer tip / value types
int sayi1 = 10;
int sayi2 = 20;
sayi1 = sayi2;
sayi2 = 100;
Console.WriteLine("Sayı 1 : " + sayi1);
//arrays,class,interface.... referans tip / referance types
//Değer eşitlemesi değil bellek adreslemesini eşitler böyle ikisinin de adresi aynı olur
int[] sayilar1 = new int[] { 1, 2, 3 };
int[] sayilar2 = new int[] { 10, 20, 30 };
sayilar1 = sayilar2;
sayilar2[0] = 1000;
Console.WriteLine("Sayılar[0] = " + sayilar1[0]);
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Engin";
person2 = person1;
person1.FirstName = "Derin";
Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "Salih";
customer.CreditCardNumber = 1111111;
Employee employee = new Employee();
employee.FirstName = "Yasin";
Person person3 = customer;
Console.WriteLine(((Customer)person3).CreditCardNumber);
Console.WriteLine("//////////////////////");
PersonManager personManager = new PersonManager();
personManager.Add(employee);
}
static void Main(string[] args)
{
//int sayi1 = 10;
//int sayi2 = 20;
//sayi1 = sayi2;
//sayi2 = 100;
//Console.WriteLine("Sayı 1 : " + sayi1);
//int[] sayilar1 = new int[] { 1, 2, 3 };
//int[] sayilar2 = new int[] { 10, 20, 30 };
//sayilar1 = sayilar2;
//sayilar2[0] = 1000;
//Console.WriteLine("Sayılar1[0] : " + sayilar1[0]);
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Mustafa";
person2 = person1;
person1.FirstName = "Fehmi";
//Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "Mustafa";
customer.CreditCardNumber = "15141313219494";
Employee employee = new Employee();
Person person3 = customer;
customer.FirstName = "Ahmet";
//Console.WriteLine(((Customer)person3).CreditCardNumber);
PersonManager personManager = new PersonManager();
personManager.Add(employee);
}
static void Main(string[] args)
{
//int sayi1 = 10;
//int sayi2 = 20;
//sayi1 = sayi2;
//sayi2 = 100;
//Console.WriteLine("Sayı 1 : " + sayi1);
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Engin";
person2 = person1;
person1.FirstName = "Derin";
//Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "Salih";
customer.CreditCardNumber = "234567890";
Employee employee = new Employee();
employee.FirstName = "Veli";
Person person3 = customer;
customer.FirstName = "Ahmet";
//Console.WriteLine(person3.FirstName);
//Console.WriteLine(((Customer)person3).CreditCardNumber);
PersonManager personManager = new PersonManager();
personManager.Add(customer);
}
static void Main(string[] args)
{
//int sayi1 = 10;
//int sayi2 = 20;
//sayi1 = sayi2;
//sayi2 = 100;
//Console.WriteLine("Sayi 1 :" + sayi1);
//int[] sayilar1 = new int[] { 1, 2, 3 };
//int[] sayilar2 = new int[] { 10, 20, 30 };
//sayilar1 = sayilar2;
//sayilar2[0] = 1000;
//Console.WriteLine("Sayilar1[0] :" + sayilar1[0]);
Person person1 = new Person();
Person person2 = new Person();
person1.FirstName = "Engin";
person2 = person1;
person1.FirstName = "Derin";
//Console.WriteLine(person2.FirstName);
Customer customer = new Customer();
customer.FirstName = "SALİH";
customer.CreditCardNumber = "1234567890";
Employee employee = new Employee();
employee.FirstName = "Veli";
Person person3 = customer;
customer.FirstName = "Ahmet";
//Console.WriteLine(((Customer)person3).CreditCardNumber);
PersonManager personManager = new PersonManager();
personManager.Add(customer);
}