static void Main(string[] args)
{
Singleton _InstanceA = Singleton._GetInstance();
Singleton _InstanceB = Singleton._GetInstance();
if (_InstanceA == _InstanceB)
{
Console.WriteLine("isEqual : " + _InstanceA + "==" + _InstanceB);
}
Singleton _InstanceC = Singleton._GetInstance();
if (_InstanceB == _InstanceC)
{
Console.WriteLine("isEqual : " + _InstanceB + "==" + _InstanceC);
}
}
