using System;
using System.Globalization;
public class Example
{
public static void Main()
{
DateTime date1 = new DateTime(2009, 6, 30);
Console.WriteLine("D Format Specifier:{0:D}", date1);
string longPattern = CultureInfo.CurrentCulture.DateTimeFormat.LongDatePattern;
Console.WriteLine("'{0}' custom format string:{1}", longPattern, date1.ToString(longPattern));
}
}