Please note, this is a STATIC archive of website developer.mozilla.org from 03 Nov 2016, cach3.com does not collect or store any user information, there is no "phishing" involved.

ServiceWorkerRegistration.installing

この記事は技術レビューを必要としています。ぜひご協力ください

この記事はまだボランティアによって 日本語 に翻訳されていません。ぜひ MDN に参加して翻訳を手伝ってください!

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 installing property of the ServiceWorkerRegistration interface returns a service worker whose ServiceWorker.state is installing. This property is initially set to null.

Note: This feature is available in Web Workers.

Syntax

sw = ServiceWorker.installing 

Value

A ServiceWorker object, if it is currently in an installing state.

Specifications

Specification Status Comment
Service Workers
The definition of 'ServiceWorkerRegistration.installing' 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 ? No support
Available in web workers (Yes) 44.0 (44.0)[1] No support ? No support
Feature Android Android Webview Firefox Mobile (Gecko) Firefox OS IE Mobile Opera Mobile Safari Mobile Chrome for Android
Basic support No support No support 44.0 (44.0) (Yes) No support ? No support 40.0
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.)

See also

ドキュメントのタグと貢献者

 このページの貢献者: chrisdavidmills, jpmedley, fscholz, kscarfone
 最終更新者: chrisdavidmills,