/// append the given byte to the end of the array
MidiByteArray & operator << ( MidiByteArray & mba, const MIDI::byte & b );
+/// append the given string to the end of the array
+MidiByteArray & operator << ( MidiByteArray & mba, const std::string & );
+
/// append the given array to the end of this array
MidiByteArray & operator << ( MidiByteArray & mba, const MidiByteArray & barr );