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This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.

The BudgetService interface of the Web Budget API provides a programmatic interface to the user agent’s budget service. It is available in both document and worker environments.




Returns a Promise that resolves to a double, indicating the worst-case background operation cost of the provided background operation.
Returns a Promise that resolves to an array of BudgetState objects, indicating the expected state of the budget at times in the future.
Returns a Promise that resolves to a boolean, indicating whether the requested budget operation can be reserved.


Specification Status Comment
Web Budget API
The definition of 'BudgetService' in that specification.
Editor's Draft Initial definition.

Browser Compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support 55.0 ? ? 42 ?
Feature Android Android Webview Firefox Mobile (Gecko) Firefox OS IE Mobile Opera Mobile Safari Mobile Chrome for Android
Basic support No support 55.0 ? ? ? 42 ? 55.0