Use the latest version of the great WebMidi library available at https://github.com/djipco/webmidi.
The API is documented at http://djipco.github.io/webmidi/latest/classes/WebMidi.html.
MIDI connections events and informative messages about what the application is doing.
Show the MIDI ports listed in the inputs
attribute of the WebMidi
object.
Show the MIDI ports listed in the outputs
attribute of the WebMidi
object.
Show the messages events generated by the inputs
ports of the WebMidi
object.