using System;

​

class Simple // Non-generic class

{

    static public void ReverseAndPrint<T>(T[] arr) // Generic method

    {

        Array.Reverse(arr);

        foreach (T item in arr) // Use type argument T.

        Console.Write("{0}, ", item.ToString());

        Console.WriteLine("");

    }

}

​

public class Program

{

    public static void Main()

    {

        // Create arrays of various types.

        var intArray = new int[] { 3, 5, 7, 9, 11 };

        var stringArray = new string[] { "first", "second", "third" };

        var doubleArray = new double[] { 3.567, 7.891, 2.345 };

        Console.WriteLine("Printings array of int");

        Simple.ReverseAndPrint<int>(intArray); // Invoke method

        Simple.ReverseAndPrint(intArray); // Infer type and invoke

​

        Console.WriteLine("");      

        Console.WriteLine("Printings array of string");     

        Simple.ReverseAndPrint<string>(stringArray); // Invoke method

        Simple.ReverseAndPrint(stringArray); // Infer type and invoke

        Console.WriteLine("");

        Console.WriteLine("Printings array of double");

        Simple.ReverseAndPrint<double>(doubleArray); // Invoke method

        Simple.ReverseAndPrint(doubleArray); // Infer type and invoke

    }

}