static void Main(string[] args)
{
MusicTrack track = new MusicTrack(artist: "Rob Miles", title: "My Way", length: 120);
PrintTrack(new MusicTrack(track));
Console.WriteLine(track.Artist);
Console.ReadKey();
}
static void PrintTrack(MusicTrack track)
{
track.Artist = "Fred Bloggs";
}
public MusicTrack(MusicTrack source)
{
Artist = source.Artist;
Title = source.Title;
Length = source.Length;
}