The DoubleDelta type of the downloads API represents the difference between two doubles.


Values of this type are objects. They contain the following properties:


A number representing the current double value.


A number representing the previous double value.

Browser compatibility

BCD tables only load in the browser

Note: This API is based on Chromium's chrome.downloads API.

Microsoft Edge compatibility data is supplied by Microsoft Corporation and is included here under the Creative Commons Attribution 3.0 United States License.