IComparable Interface defines a type-specific comparison : IComparable « Collections Data Structure « C# / C Sharp

1. C# / C Sharp
2. Collections Data Structure
3. IComparable

IComparable Interface defines a type-specific comparison

 
using System;
using System.Collections;

public class Temperature : IComparable
{
    protected double temperatureF;

    public int CompareTo(object obj)
    {
        Temperature otherTemperature = obj as Temperature;
        if (otherTemperature != null)
            return this.temperatureF.CompareTo(otherTemperature.temperatureF);
        else
            throw new ArgumentException("Object is not a Temperature");
    }

    public double Fahrenheit
    {
        get
        {
            return this.temperatureF;
        }
        set
        {
            this.temperatureF = value;
        }
    }

    public double Celsius
    {
        get
        {
            return (this.temperatureF - 32) * (5.0 / 9);
        }
        set
        {
            this.temperatureF = (value * 9.0 / 5) + 32;
        }
    }
}

public class CompareTemperatures
{
    public static void Main()
    {
        ArrayList temperatures = new ArrayList();
        for (int i = 1; i <= 10; i++)
        {
            Temperature temp = new Temperature();
            temp.Fahrenheit = i;
            temperatures.Add(temp);
        }

        temperatures.Sort();

        foreach (Temperature temp in temperatures)
            Console.WriteLine(temp.Fahrenheit);

    }
}

   
  

Related examples in the same category

1.	Creates and accesses an array of classes. Implements the IComparable interface
2.	Returns the index of the first occurrence in a sequence by using the default equality comparer.
3.	Returns the index of the first occurrence in a sequence by using a specified IEqualityComparer.