navigator.requestMIDIAccess().then(success, failure);

}

​

function success(midiAccess) {

  midiAccess.addEventListener('statechange', updateDevices);

  const inputs = midiAccess.inputs;

  console.log(inputs);

  inputs.forEach((input) => {

    console.log(input);

    input.addEventListener('midimessage', handleInput);

  })

}

​

function handleInput(input){

  console.log(input);

  const command = input.data[0];

  const note = input.data[1];

  const velocity = input.data[2];

  console.log(command, note, velocity);

}

​

function updateDevices(event){

//   console.log("Name: ${event.port.name}, Brand: ${event.port.manufacturer}, State, ${event.port.state}, Typer: ${event.port.typer}")

}

​

function failure(){

  console.log('Could not connect MIDI');

}