Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
Note: This feature is available in Web Workers.
The get() method of the BackgroundFetchManager interface returns a Promise that resolves with the BackgroundFetchRegistration associated with the provided id or undefined if the id is not found.
get(id)idThe ID of a BackgroundFetchRegistration defined by calling fetch().
A Promise that resolves with a BackgroundFetchRegistration or undefined.
The following examples shows how to use get() to retrieve a BackgroundFetchRegistration. With an active service worker, use the ServiceWorkerRegistration.backgroundFetch to access the BackgroundFetchManager object and call its get() method.
navigator.serviceWorker.ready.then(async (swReg) => {
const bgFetch = await swReg.backgroundFetch.get("my-fetch");
});
// my code block