HIDInputReportEvent: reportId 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.

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

Note: This feature is available in Web Workers, except for Shared Web Workers.

The reportId property of the HIDInputReportEvent interface returns the one-byte identification prefix for this report, or 0 if the HID interface does not use report IDs.

Value

A one-byte identification prefix.

Examples

In the following example the reportId of an incoming input report is logged to the console.

js
device.addEventListener("inputreport", (event) => {
  const { data, device, reportId } = event;
  console.log(reportId);
});

Specifications

Specification
WebHID API
# dom-hidinputreportevent-reportid

Browser compatibility

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
reportId
Experimental

Legend

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Full support
Full support
No support
No support
Experimental. Expect behavior to change in the future.