Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The id read-only property of the BackgroundFetchRegistration interface returns a copy of the background fetch's ID.
A string.
Logging the this part to the console returns the identifier set when registering the fetch. In this case, "my-fetch".
js
console.log(bgFetch.id); // "my-fetch"
| Specification |
|---|
| Background Fetch # dom-backgroundfetchregistration-id |
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
id |
74 | 79 | No | No | 62 | No | No | 74 | No | 53 | No | 11.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/BackgroundFetchRegistration/id