PeriodicSyncManager: getTags() method
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The getTags()
method of the
PeriodicSyncManager
interface returns a Promise
that
resolves with a list of String
objects representing the tags that are
currently registered for periodic syncing.
Syntax
js
getTags()
Parameters
None.
Return value
Exceptions
None.
Examples
The following example uses the getTags()
method to check if a periodic
sync task with a given tag is registered.
js
navigator.serviceWorker.ready.then((registration) => {
registration.periodicSync.getTags().then((tags) => {
if (tags.includes("get-latest-news")) skipDownloadingLatestNewsOnPageLoad();
});
});
skipDownloadingLatestNewsOnPageLoad()
is a developer defined function.
Specifications
Specification |
---|
Web Periodic Background Synchronization # dom-periodicsyncmanager-gettags |
Browser compatibility
BCD tables only load in the browser