using System;

using System.Globalization;

using System.Runtime.InteropServices;

​

public class Program

{

    public static void Main()

    {

        char z = '፥';

        string format = "{0,-42} {1}";

        Console.WriteLine(format, "Value of z", z);

        Console.WriteLine(format, "Simple replace result",

                          "x ፥ y".Replace("፥", "*"));

        Console.WriteLine(format, "Ethiopic culture-aware replace result",

                          "x ፥ y".Replace("፥", "*", true, CultureInfo.GetCultureInfo("am-ET")));

        Console.WriteLine(format, "OS description", RuntimeInformation.OSDescription);

        Console.WriteLine(format, "Framework description", RuntimeInformation.FrameworkDescription);

    }

}