web api instance property
MIDIPort: state property
Secure context
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
MIDIPortrepresents is disconnected from the system.
- : The device that this
"connected"- : The device that this
MIDIPortrepresents is currently connected.
- : The device that this
Examples
The following example loops through all input ports and prints the state of each to the console.
for (const entry of midiAccess.inputs) {
const input = entry[1];
console.log(input.state);
}
Specifications
SpecificationsStandards references are available on the canonical MDN page.
Browser compatibility
Browser compatibilityCompatibility data is available on the canonical MDN page.