ServiceWorkerRegistration.waiting - Web APIs 编辑

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.

Syntax

var serviceWorker = serviceWorkerRegistration.waiting;

Value

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

Specifications

Browser compatibility

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See also

• Using Service Workers
• Service workers basic code example
• Is ServiceWorker ready?
• Promise
• Using web workers