ServiceWorkerGlobalScope: cookiechange event

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.

Note: This feature is only available in Service Workers.

The cookiechange event of the ServiceWorkerGlobalScope interface is fired when a cookie change occurs that matches the service worker's cookie change subscription list.

This event is not cancelable and does not bubble.

Syntax

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

js
addEventListener("cookiechange", (event) => { })

oncookiechange = (event) => { }

Event type

An ExtendableCookieChangeEvent. Inherits from ExtendableEvent.

Event ExtendableEvent ExtendableCookieChangeEvent

Specifications

Specification
Cookie Store API
# dom-serviceworkerglobalscope-oncookiechange

Browser compatibility

desktop mobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
cookiechange event
Chrome – Full support
Chrome 87 (Release date: 2020-11-17)
footnote Full support
Edge – Full support
Edge 87 (Release date: 2020-11-19)
footnote Full support
Firefox – Full support
Firefox 140 (Release date: 2025-06-24)
footnote Full support
Opera – Full support
Opera 73 (Release date: 2020-12-09)
footnote Full support
Safari – No support
Safari
footnote No support
Chrome Android – Full support
Chrome Android 87 (Release date: 2020-11-17)
footnote Full support
Firefox for Android – Full support
Firefox for Android 140 (Release date: 2025-06-24)
footnote Full support
Opera Android – Full support
Opera Android 62 (Release date: 2021-02-16)
footnote Full support
Safari on iOS – No support
Safari on iOS
footnote No support
Samsung Internet – Full support
Samsung Internet 14 (Release date: 2021-04-17)
footnote Full support
WebView Android – Full support
WebView Android 87 (Release date: 2020-11-17)
footnote Full support
WebView on iOS – No support
WebView on iOS
footnote No support

Legend

Tip: you can click/tap on a cell for more information.

Full support
Full support
No support
No support