public class TempRecord

{

    // Array of temperature values

    private float[] temps = new float[10] { 56.2F, 56.7F, 56.5F, 56.9F, 58.8F, 

                                            61.3F, 65.9F, 62.1F, 59.2F, 57.5F };

​

    // To enable client code to validate input 

    // when accessing your indexer.

    public int Length

    {

        get { return temps.Length; }

    }

    // Indexer declaration.

    // If index is out of range, the temps array will throw the exception.

    public float this[int index]

    {

        get

        {

            return temps[index];

        }

​

        set

        {

            temps[index] = value;

        }

    }

}

​

 public class MainClass

{

   public static void Main()

    {

        TempRecord tempRecord = new TempRecord();

        // Use the indexer's set accessor

        tempRecord[3] = 58.3F;

        tempRecord[5] = 60.1F;

​

        // Use the indexer's get accessor

        for (int i = 0; i < 10; i++)

        {

            System.Console.WriteLine("Element #{0} = {1}", i, tempRecord[i]);

        }

​

        // Keep the console window open in debug mode.

        System.Console.WriteLine("Press any key to exit.");

        System.Console.WriteLine();

​

    }

}

​