BudgetService

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

Obsolete
This feature is obsolete.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

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
BudgetService
ExperimentalDeprecatedNon-standard
Chrome No support 60 — 70Edge No support NoFirefox No support NoIE No support NoOpera No support 47 — 57Safari No support NoWebView Android No support NoChrome Android No support 60 — 70Firefox Android ? Opera Android No support 44 — 49Safari iOS ? Samsung Internet Android No support 8.0 — 10.0
getBudget
ExperimentalDeprecatedNon-standard
Chrome No support NoEdge No support NoFirefox No support NoIE No support NoOpera No support NoSafari No support NoWebView Android No support NoChrome Android No support NoFirefox Android ? Opera Android No support NoSafari iOS ? Samsung Internet Android No support No
getCost
ExperimentalDeprecatedNon-standard
Chrome No support NoEdge No support NoFirefox No support NoIE No support NoOpera No support NoSafari No support NoWebView Android No support NoChrome Android No support NoFirefox Android ? Opera Android No support NoSafari iOS ? Samsung Internet Android No support No
reserve
ExperimentalDeprecatedNon-standard
Chrome No support 60 — 70Edge No support NoFirefox No support NoIE No support NoOpera No support 47 — 57Safari No support NoWebView Android No support NoChrome Android No support 60 — 70Firefox Android ? Opera Android No support 44 — 49Safari 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.