MIDIPort: state property
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
The state
read-only property of the MIDIPort
interface returns the state of the port.
Value
A string containing the state of the port, one of:
"disconnected"
-
The device that this
MIDIPort
represents is disconnected from the system. "connected"
-
The device that this
MIDIPort
represents is currently connected.
Examples
The following example loops through all input ports and prints the state of each to the console.
js
for (const entry of midiAccess.inputs) {
const input = entry[1];
console.log(input.state);
}
Specifications
Specification |
---|
Web MIDI API # dom-midiport-state |
Browser compatibility
Report problems with this compatibility data on GitHubdesktop | mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
state |
Legend
Tip: you can click/tap on a cell for more information.
- Full support
- Full support
- No support
- No support
- See implementation notes.
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.