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HID: disconnect event

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

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The disconnect event of the HID interface fires when the user agent disconnects a HID device.

Syntax

Use the event name in methods like addEventListener(), or set an event handler property.

js

addEventListener("disconnect", (event) => {});

ondisconnect = (event) => {};

Event type

Event properties

In addition to the properties listed below, properties from the parent interface, Event, are available.

device Read only

The HIDDevice the event is fired for.

Examples

In the following example an event listener is registered to listen for the disconnection of a device. The name of the device is then printed to the console using HIDDevice.productName.

js

navigator.hid.addEventListener("disconnect", ({ device }) => {
  console.log(`HID disconnected: ${device.productName}`);
});

Specifications

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
disconnect_event 89 89 No No 75 No No No No No No No

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https://developer.mozilla.org/en-US/docs/Web/API/HID/disconnect_event