Format DateTimeOffset with format string and CultureInfo in CSharp

using System;/*from w ww.  j  ava 2 s . c om*/
using System.Globalization;
public class MainClass{
  public static void Main(String[] argv){  
    
    DateTimeOffset outputDate = new DateTimeOffset(2014, 11, 1, 9, 0, 0, 
                                         new TimeSpan(-7, 0, 0)); 
    string format = "dddd, MMM dd yyyy HH:mm:ss zzz";
    
    Console.WriteLine(outputDate.ToString(format, null as DateTimeFormatInfo));
    Console.WriteLine(outputDate.ToString(format, CultureInfo.InvariantCulture));
    Console.WriteLine(outputDate.ToString(format, 
                                          new CultureInfo("fr-FR")));
    Console.WriteLine(outputDate.ToString(format, 
                                          new CultureInfo("es-ES")));
  }
}