BackgroundFetchEvent: registration property

Limited availabilityAvailable in workers

The registration read-only property of the BackgroundFetchEvent interface returns a BackgroundFetchRegistration object.

Value

A BackgroundFetchRegistration.

Examples

In this example, if the user clicks on the user interface displaying the download progress, this fires the backgroundfetchclick event. The current BackgroundFetchRegistration is returned by calling event.registration.

addEventListener("backgroundfetchclick", (event) => {
  console.log(event.registration);
});

Specifications

Browser compatibility