// C# Extension Method

// Doc: https://csharp-extension.com/en/method/1002171/array-constrainedcopy

​

// @nuget: Z.ExtensionMethods

​

using System;

​

public class Program

{

    public static void Main()

    {

        int[] sourceArray = { 2, 5, 3, 8, 6, 5, 4, 15, 19, 32 };

        Array destinationArray = Array.CreateInstance(typeof(Int32), 10);

        destinationArray.SetValue(8, 0);

        destinationArray.SetValue(2, 1);

​

        // C# Extension Method: Array - ConstrainedCopy

        sourceArray.ConstrainedCopy(0, destinationArray,2, 5);

​

        // Displays the values of the Array.

        Console.WriteLine( "The Int32 array contains the following:" );

        PrintValues(destinationArray);

    }

    public static void PrintValues(Array myArr)

    {

        int i = 0;

        int cols = myArr.GetLength(myArr.Rank - 1);

        foreach (object o in myArr)

        {

            if ( i < cols )

            {

                i++;

            }

            else

            {

                Console.WriteLine();

                i = 1;

            }

            Console.Write( "\t{0}", o);

        }

        Console.WriteLine();

    }

}