MIDIPort.onstatechange

Secure context

This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.

The onstatechange EventHandler of the MIDIPort interface is an EventHandler that processes state change events.

The event fires when a port changes from open to closed, or closed to open.

Syntax

MIDIPort.onstatechange = function;
MIDIPort.addEventListener('statechange', function);

Example

In the following example the current MIDIPort.state is logged each time it changes.

port.onstatechange = function() {
  console.log(port.state);
}

Specifications

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No specification data found for api.MIDIPort.onstatechange.
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Browser compatibility

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