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web api instance method

PeriodicSyncManager: getTags() method

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Limited availabilityAvailable in workers

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

getTags()

Parameters

None.

Return value

A Promise which resolves with a list of String objects representing tags that are currently registered for periodic syncing.

Exceptions

None.

Examples

The following example uses the getTags() method to check if a periodic sync task with a given tag is registered.

navigator.serviceWorker.ready.then((registration) => {
  registration.periodicSync.getTags().then((tags) => {
    if (tags.includes("get-latest-news")) skipDownloadingLatestNewsOnPageLoad();
  });
});

skipDownloadingLatestNewsOnPageLoad() is a developer defined function.

Specifications

SpecificationsStandards references are available on the canonical MDN page.

Browser compatibility

Browser compatibilityCompatibility data is available on the canonical MDN page.

See also