v154 · background fetch
A background fetch that works
The baseline, with everything real: a service worker registered from this directory, a genuine backgroundFetch.fetch() over same-origin files, and the per-record results reported back from the worker rather than guessed at from the page.
Download three files
idle
| request | status | response type | readable? |
|---|---|---|---|
| Not run yet. | |||
A background fetch is deliberately visible to the user — Chrome shows it in the downloads UI, because a download that outlives the page is something they should be able to see and cancel. The title and downloadTotal passed here are what appears there.