Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
The data read-only property of the MIDIMessageEvent interface returns the MIDI data bytes of a single MIDI message.
MIDIMessageEvent.data
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.
inputs.forEach((input) => { input.onmidimessage = message => { console.log(message.data); } })
Specifications
| Specification |
|---|
| Web MIDI API # dom-midimessageevent-data |
Browser compatibility
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
data |
43
|
79
|
100
97-100
|
No
|
30
|
No
|
No
|
43
|
No
|
30
|
No
|
4.0
|
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https://developer.mozilla.org/en-US/docs/Web/API/MIDIMessageEvent/data
