A thread-safe singleton example

SingletonExample.cs

void Main()
{
  var inst1 = Employee.Instance;
	Console.WriteLine(Employee.Count); //1
	Console.WriteLine(Employee.Count); //1
	
	var inst2 = Employee.Instance;
	Console.WriteLine(Employee.Count); //2
	Console.WriteLine(Employee.Count); //2
}

public class Employee
{	
	public static int Count;
	private static readonly object threadLock = new object();
	private static Employee _instance;
	public static Employee Instance
	{
		get
		{
			lock(threadLock)
			{
				if(_instance == null)
				{
					_instance = new Employee();					
				}
				Count++;
				return _instance;
			}
		}
	}	
	
	static Employee()
	{	
	}
}