Blind-Striker

public static void ShowUserBalance(object balance)
{
    if (balance is decimal userBalance || (balance is string s && decimal.TryParse(s, out userBalance)))
    {
        Console.WriteLine($"Kullanıcının bakiyesi {userBalance}");
    }
}

Blind-Striker

switch(shape)
{
    case Circle c:
        WriteLine($"circle with radius {c.Radius}");
        break;
    case Rectangle s when (s.Length == s.Height):
        WriteLine($"{s.Length} x {s.Height} square");
        break;
    case Rectangle r:
        WriteLine($"{r.Length} x {r.Height} rectangle");

Blind-Striker

public int Fibonacci(int x)
{
  if (x < 0) throw new ArgumentException("Less negativity please!", nameof(x));
  {
    return Fib(x).current;
  }
  
  (int current, int previous) Fib(int i)
  {
        if (i == 0) return (1, 0);

Blind-Striker

public ref int Find(int number, int[] numbers)
{
    for (int i = 0; i < numbers.Length; i++)
    {
        if (numbers[i] == number) 
        {
            return ref numbers[i]; // burada dönülen aslında i. elemanın değeri değil onun array içerisindeki referansı
        }
    }
    

Blind-Striker

public class Square
{
    public Square(int length)
    {
        Length = length;
    }
    
    ~Square() // Örnek amaçlı yazıldı
    {
        Length = 0;

Blind-Striker

public class Square
{
    public Square(int length) => Length = length;
    ~Square() => Length = 0; // Örnek amaçlı yazıldı
    public int Length { get; set; }
    public int Area => Length * Length;
    public int Perimeter => 4 * Length;
    public override string ToString() => $"Square: Area={Area}, Perimeter={Perimeter}";
}

Blind-Striker

class Person
{
    public string Name { get; }
    public Person(string name) => Name = name ? ? throw new ArgumentNullException(name);
    
    public string GetFirstName()
    {
        var parts = Name.Split(" ");
        return (parts.Length > 0) ? parts[0] : throw new InvalidOperationException("No name!");
    }

Blind-Striker

public class BankOperations : IBankOperations
{
    private readonly ILogger _logger;
    private readonly IExceptionHandling _exceptionHandling;
    private readonly ISecurityService _securityService;
    private readonly IAccountOperations _accountOperations;
    
    public BankOperations(ILogger logger, IExceptionHandling exceptionHandling, ISecurityService securityService, IAccountOperations accountOperations)
    {
        _logger = logger;

Blind-Striker

public class BankOperations : IBankOperations
{
    private readonly IAccountOperations _accountOperations;
    
    public BankOperations(IAccountOperations accountOperations)
    {
      _accountOperations = accountOperations;
    }
    
    public void Transfer(string fromAccountNumber, string toAccountNumber, decimal ammount)

Blind-Striker

public class LoggingAspect : OnMethodBoundaryAspect 
{ 
   public override void OnEntry(MethodExecutionArgs args) 
   { 
       ILogger logger = new Logger();	
       logger.LogOperation(args.Method.Name, args[0], args[1], args[2]);
   }
	
   // Diğer methodlar, bilgilendirme amaçlı