Date Time C#

using System;
using System.Globalization;
class Sample 
{
    public static void Main() 
    {
      string[] myDateTimePatterns = new string[] {"MM/dd/yy", "MM/dd/yyyy"};
      CultureInfo ci = new CultureInfo("en-US");
      DateTimeFormatInfo dtfi = ci.DateTimeFormat;
      foreach (string name in dtfi.AbbreviatedMonthGenitiveNames) 
      {
          Console.WriteLine("\"{0}\"", name);
      }
    }
}
/*
"Jan"
"Feb"
"Mar"
"Apr"
"May"
"Jun"
"Jul"
"Aug"
"Sep"
"Oct"
"Nov"
"Dec"
""
*/