public static void Main()
var success = Guid.TryParse("foo", out result);
Console.WriteLine(success);
Console.WriteLine(result);
var success2 = Guid.TryParse("4f2a6a1c-4fe0-41e6-811e-b8e0f261535b", out result2);
Console.WriteLine(success2);
Console.WriteLine(result2);