Set the current UI culture for the executing thread : CurrentUICulture « I18N Internationalization « C# / CSharp Tutorial

1. C# / CSharp Tutorial
2. I18N Internationalization
3. CurrentUICulture

using System;
using System.Globalization;
using System.Threading;

class MainClass
{
  public static void Main() 
  {
    Thread.CurrentThread.CurrentUICulture=new CultureInfo("fr-FR");
    Console.WriteLine(Thread.CurrentThread.CurrentUICulture.Name);

  }

}

fr-FR