using System;

using System.Reflection;

​

public class Program

{

    public static void Main()

    {

        string[] arguments = new string[]{bool.FalseString, null};

        MethodInfo method = typeof (Program).GetMethod("SampleMethod");

        try

        {

            method.Invoke(null, arguments);

            Console.WriteLine(arguments[1]); // arguments[1] = "Hello", Prints Hello            

        }

        catch (Exception)

        {

            Console.WriteLine(arguments[1]); // arguments[1] = null, Does not print

        }

​

        try

        {

            arguments = new string[]{bool.TrueString, null};

            method.Invoke(null, arguments);

        }

        catch (Exception)

        {

            Console.WriteLine(arguments[1]); // arguments[1] = null, Does not print

        }

​

        arguments[1] = null;

        try

        {

            SampleMethod(bool.TrueString, out arguments[1]);

        }

        catch (Exception)

        {

            Console.WriteLine(arguments[1]); // arguments[1] = "Hello"

        }

    }

​

    public static void SampleMethod(string throwsException, out string text)

    {

        text = "Hello";

        if (throwsException == bool.TrueString)

            throw new Exception("Test Exception");

    }

}