Navigator.serviceWorker 只读属性,返回 关联文件 的 ServiceWorkerContainer 对象,它提供对ServiceWorker 的注册,删除,升级和通信的访问。。

语法

let workerContainerInstance = navigator.serviceWorker;

ServiceWorkerContainer.

规范

Specification Status Comment
Service Workers
navigator.serviceWorker
Working Draft Initial definition.

浏览器兼容性

We're converting our compatibility data into a machine-readable JSON format. This compatibility table still uses the old format, because we haven't yet converted the data it contains. Find out how you can help!

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support 40.0 44.0 (44.0)[1] 未实现 24 未实现
Feature Android Firefox Mobile (Gecko) Firefox OS IE Mobile Opera Mobile Safari Mobile Chrome for Android
Basic support ? 44.0 (44.0) (Yes) 未实现 ? 未实现 ?

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

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