using System;

public class Program

{

    public static void Main()

    {

        DateTime earlyDate = new DateTime(2017, 12, 31);

        DateTime laterDate = new DateTime(2018, 1, 12);

        //This should be a negative TimeSpan

        TimeSpan negativeTimeSpan = earlyDate - laterDate;

        //This should be a positive TimeSpan

        TimeSpan positiveTimeSpan = laterDate - earlyDate;

        //Pass either timespan here to see the values

        WriteTimeSpanValues(positiveTimeSpan);

​

    }

    private static void WriteTimeSpanValues(TimeSpan timeSpan)

    {

        Console.WriteLine("Day difference");

        Console.WriteLine(timeSpan.TotalDays);

​

        Console.WriteLine("Hour difference");

        Console.WriteLine(timeSpan.TotalHours);

​

        Console.WriteLine("Minute difference");

        Console.WriteLine(timeSpan.TotalMinutes);

        Console.WriteLine("Seconds difference");

        Console.WriteLine(timeSpan.TotalSeconds);

​

        Console.WriteLine("Milisecond difference");

        Console.WriteLine(timeSpan.TotalSeconds);

        Console.WriteLine("TimeSpan");

        Console.WriteLine(timeSpan);

    }           

}