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Navigator.serviceWorker

The Navigator.serviceWorker read-only property returns the ServiceWorkerContainer object for the associated document, which provides access to registration, removal, upgrade, and communication with the ServiceWorker.

Syntax

var workerContainerInstance = navigator.serviceWorker;

Value

ServiceWorkerContainer.

Specifications

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

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support 40.0 44.0 (44.0)[1] No support 24 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 and 52 Extended Support Releases (ESR.)

See also

Document Tags and Contributors

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