stacksie.cs

class Bobbins
{
  [CallStackLocal]
  public static string Value = "Foo";
  
  public static void Write()
  {
    Console.WriteLine(Value);
  }
}

class Program
{
  static void Main()
  {
    Bobbins.Write(); // Foo
    Bar();
    Bobbins.Write(); // Foo
  }
  
  static void Bar()
  {
    Bobbins.Value = "Bar";
    Bobbins.Write(); // Bar
    Etc();
  }
  
  static void Etc()
  {
    Bobbins.Write(); // Bar
  }
}