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 waiting
property of the ServiceWorkerRegistration
interface returns a service worker whose ServiceWorker.state
is installed
. This property is initially set to null
.
Note: This feature is available in Web Workers.
sw = ServiceWorker.waiting
A ServiceWorker
object, if it is currently in an installed
state.
Specification | Status | Comment |
---|---|---|
Service Workers The definition of 'ServiceWorkerRegistration.waiting' in that specification. | Working Draft | Initial definition. |
Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
---|---|---|---|---|---|
Basic support | 40.0 | 44.0 (44.0)[1] | No support | ? | No support |
Available in web workers | (Yes) | 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 | ? |
Available in web workers | ? | (Yes) | ? | No support | ? | No support | ? |
[1] Service workers (and Push) have been disabled in the Firefox 45 Extended Support Release (ESR.)
Promise
© 2005–2017 Mozilla Developer Network and individual contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerRegistration/waiting