using System;

public class Program

{

    public static void Main()

    {

        ExampleOne();

        ExampleTwo();

    }

    public static string MyRefMethod(ref string str)

    {

        str = "new value";

        return "this variable doesn't really matter for this example";

    }

    public static void MyMethodForExampleOne(string importantString, string doesntMatterString)

    {

        Console.WriteLine(importantString);

    }

    public static void MyMethodForExampleTwo(string doesntMatterString,string importantString)

    {

        Console.WriteLine(importantString);

    }

    public static void ExampleOne()

    {

        Console.WriteLine("---------EXAMPLE ONE----------");

        var myString = "initial value";

        MyMethodForExampleOne(myString, MyRefMethod(ref myString));

    }

    public static void ExampleTwo()

    {

        Console.WriteLine("---------EXAMPLE TWO----------");

        var myString = "initial value";

        MyMethodForExampleTwo(MyRefMethod(ref myString),myString);

    }

}