Implement interface - CSharp Custom Type

CSharp examples for Custom Type:interface

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Description

Implement interface

Demo Code

using System;/* w w  w . j  ava 2  s.c  om*/
public interface IComparable
{
   int CompareTo(IComparable comp);
}
public class TimeSpan : IComparable
{
   private uint totalSeconds;
   public TimeSpan()
   {
      totalSeconds = 0;
   }
   public TimeSpan(uint initialSeconds)
   {
      totalSeconds = initialSeconds;
   }
   public uint Seconds
   {
      get
      {
         return totalSeconds;
      }
      set
      {
         totalSeconds = value;
      }
   }
   public int CompareTo(IComparable comp)
   {
      TimeSpan compareTime = (TimeSpan) comp;
      if(totalSeconds > compareTime.Seconds)
         return 1;
      else if(compareTime.Seconds == totalSeconds)
         return 0;
      else
         return -1;
   }
}
class Tester
{
      public static void Main()
      {
         TimeSpan myTime = new TimeSpan(3450);
         TimeSpan worldRecord = new TimeSpan(1239);
         if(myTime.CompareTo(worldRecord) < 0)
            Console.WriteLine("My time is below the world record");
         else if(myTime.CompareTo(worldRecord) == 0)
            Console.WriteLine("My time is the same as the world record");
         else
            Console.WriteLine("I spent more time than the world record holder");
      }
}

Result


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