out refs suck.

gistfile1.cs

using System;
using System.IO;

namespace OutRefsSuck
{
    internal static class Program
	{
		private static void CallSomeFunction(string value1, string value2, Action<string> doneAction)
		{
			doneAction(value1 + value2);
		}
	
		private static void Main(string[] args)
		{
			CallSomeFunction("Hello, ", "Mr. Miyagi", x => Console.WriteLine("Concating two strings: {0}", x));
			
			Console.ReadKey();
		}
	}
}