MIDIMessageEvent: data property - Web APIs | MDN

Value

A Uint8Array.

Examples

In the following example midimessage events are listened for on all input ports. When a message is received the value of data is printed to the console.

js

inputs.forEach((input) => {
  input.onmidimessage = (message) => {
    console.log(message.data);
  };
});

Specifications

Specification
Web MIDI API
# dom-midimessageevent-data

Browser compatibility

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