BackgroundFetchRegistration: downloaded property
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The downloaded
read-only property of the BackgroundFetchRegistration
interface returns the size in bytes that has been downloaded, initially 0
.
If the value of this property changes, the progress event is fired at the associated BackgroundFetchRegistration
object.
Value
A number
.
Examples
Logging this property to the console returns the number of bytes downloaded.
js
console.log(bgFetch.downloaded);
Specifications
Specification |
---|
Background Fetch # dom-backgroundfetchregistration-downloaded |
Browser compatibility
BCD tables only load in the browser