Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
The inputs read-only property of the MIDIAccess interface provides access to any available MIDI input ports.
A MIDIInputMap instance.
The Navigator.requestMIDIAccess() method returns a promise that resolves with a MIDIAccess object. Printing the value of inputs to the console returns a MIDIInputMap.
navigator.requestMIDIAccess().then((access) => {
console.log(access.inputs);
});