Web/API/BudgetService

This is an experimental technologyCheck the Browser compatibility table carefully before using this in production.

ObsoleteThis feature is obsolete. Although it may still work in some browsers, its use is discouraged since it could be removed at any time. Try to avoid using it.

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.

Properties

None.

Methods

BudgetService.getCost()

Returns a Promise that resolves to a double, indicating the worst-case background operation cost of the provided background operation.

BudgetService.getBudget()

Returns a Promise that resolves to an array of BudgetState objects, indicating the expected state of the budget at times in the future.

BudgetService.reserve()

Returns a Promise that resolves to a boolean, indicating whether the requested budget operation can be reserved.

Browser Compatibility

The compatibility table on 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.

Update compatibility data on GitHub

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
BudgetService Experimental'Deprecated'Non-standard'	Chrome No support 60 — 70	Edge No support No	Firefox No support No	IE No support No	Opera No support 47 — 57	Safari No support No	WebView Android No support No	Chrome Android No support 60 — 70	Firefox Android ?	Opera Android No support 44 — 49	Safari iOS ?	Samsung Internet Android No support 8.0 — 10.0
getBudget Experimental'Deprecated'Non-standard'	Chrome No support No	Edge No support No	Firefox No support No	IE No support No	Opera No support No	Safari No support No	WebView Android No support No	Chrome Android No support No	Firefox Android ?	Opera Android No support No	Safari iOS ?	Samsung Internet Android No support No
getCost Experimental'Deprecated'Non-standard'	Chrome No support No	Edge No support No	Firefox No support No	IE No support No	Opera No support No	Safari No support No	WebView Android No support No	Chrome Android No support No	Firefox Android ?	Opera Android No support No	Safari iOS ?	Samsung Internet Android No support No
reserve Experimental'Deprecated'Non-standard'	Chrome No support 60 — 70	Edge No support No	Firefox No support No	IE No support No	Opera No support 47 — 57	Safari No support No	WebView Android No support No	Chrome Android No support 60 — 70	Firefox Android ?	Opera Android No support 44 — 49	Safari iOS ?	Samsung Internet Android No support 8.0 — 10.0

Legend

No support  

No support

Compatibility unknown  

Compatibility unknown

Experimental. Expect behavior to change in the future.'

Experimental. Expect behavior to change in the future.

Non-standard. Expect poor cross-browser support.'

Non-standard. Expect poor cross-browser support.

Deprecated. Not for use in new websites.'

Deprecated. Not for use in new websites.

BudgetService by Mozilla Contributors is licensed under CC-BY-SA 2.5.