BackgroundFetchEvent: registration property
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
Note: This feature is only available in Service Workers.
The registration read-only property of the BackgroundFetchEvent interface returns a BackgroundFetchRegistration object.
Value
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.
js
addEventListener("backgroundfetchclick", (event) => {
console.log(event.registration);
});
Specifications
| Specification |
|---|
| Background Fetch # dom-backgroundfetchevent-registration |
Browser compatibility
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