BooleanDelta type of the
downloads API represents the difference between two booleans.
Values of this type are objects. They contain the following properties:
booleanrepresenting the current boolean value.
booleanrepresenting the previous boolean value.
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The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
This API is based on Chromium's
Microsoft Edge compatibility data is supplied by Microsoft Corporation and is included here under the Creative Commons Attribution 3.0 United States License.