This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2018.
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 registration read-only property of the ServiceWorkerGlobalScope interface returns a reference to the ServiceWorkerRegistration object, which represents the service worker's registration.
A ServiceWorkerRegistration object.
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | WebView on iOS | |
registration |
42 | 17 | 44 | 26 | 11.1 | 42 | 44 | 26 | 11.3 | 4.0 | 42 | No |
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https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerGlobalScope/registration