static void Main(string[] args)
{
Singleton instance1 = Singleton.GetSingleton();
Singleton instance2 = Singleton.GetSingleton();
Console.WriteLine(instance1.GetHashCode());
Console.WriteLine(instance2.GetHashCode());
//int k = 10;
//5.Print();
//Console.WriteLine(3d.Sqrt());
//3D.Sqrt();
//StaticExtension.Print(k);
//Point1D A = new Point1D(4d);
//Point1D B = new Point1D(2d);
//Point2D C = new Point2D(1d, 1d);
//Point2D D = new Point2D(3d, 3d);
//double d = 5;
//d.Sqrt();
//Console.WriteLine(A.DistanceTo(B));
//Console.WriteLine(D.DistanceTo(C));
}
public static Singleton GetInstance()
{
if (theInstance == null)
{
Console.WriteLine("L'istanza non esiste, la creo");
theInstance = new Singleton();
}
Console.WriteLine("ecco l'istanza " + theInstance.GetHashCode());
return(theInstance);
}
static void Main(string[] args)
{
Singleton singleton = Singleton.GetInstance();
Console.WriteLine(singleton.GetHashCode());
Singleton obj = Singleton.GetInstance();
Console.WriteLine(obj.GetHashCode());
}
static void Main(string[] args)
{
Singleton s1 = Singleton.GetInstance();
Singleton s2 = Singleton.GetInstance();
Console.WriteLine("Hash of the 1st - " + s1.GetHashCode());
Console.WriteLine("Hash of the 2nd - " + s2.GetHashCode());
Console.ReadKey();
}
// Пример патерна Singleton
static void Main(string[] args)
{
Singleton s1 = Singleton.Instance();
Singleton s2 = Singleton.Instance();
Singleton s3 = Singleton.Instance();
Console.WriteLine(s1.GetHashCode());
Console.WriteLine(s2.GetHashCode());
Console.WriteLine(s3.GetHashCode());
Console.ReadLine();
}
static void Main(string[] args)
{
Singleton s1 = Singleton.GetInstance();
Console.WriteLine($"s1 hashcode: {s1.GetHashCode()}");
Singleton s2 = Singleton.GetInstance();
Console.WriteLine($"s2 hashcode: {s2.GetHashCode()}");
if (s1 == s2)
{
Console.WriteLine("Objects are the same instance.");
}
}
public void IntanceInfo()
{
Console.WriteLine(_instance.GetHashCode());
}
public override int GetHashCode()
{
// return base.GetHashCode();
return(_instance.GetHashCode());
}
