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This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.

The registration read-only property of the ServiceWorkerGlobalScope interface returns a reference to the ServiceWorkerRegistration object, which represents the service worker's registration.


serviceWorkerRegistration = self.registration


A ServiceWorkerRegistration object.


Specification Status Comment
Service Workers
The definition of 'ServiceWorkerGlobalScope.registration' in that specification.
Working Draft Initial definition.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support 42.0 44.0 (44.0)[1] No support ? No support
Feature Android Firefox Mobile (Gecko) Firefox OS IE Mobile Opera Mobile Safari Mobile Chrome for Android
Basic support ? 44.0 (44.0) (Yes) No support ? No support ?

[1] Service workers (and Push) have been disabled in the Firefox 45 Extended Support Release (ESR.)

See also

Document Tags and Contributors

 Contributors to this page: chrisdavidmills, jpmedley, kscarfone
 Last updated by: chrisdavidmills,