MidiSheetMusic.MidiFile.HasMultipleChannels C# (CSharp) Method

        static bool HasMultipleChannels(MidiTrack track)
        {
            int channel = track.Notes[0].Channel;
            foreach (MidiNote note in track.Notes) {
            if (note.Channel != channel) {
                return true;
            }
            }
            return false;
        }