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This feature is obsolete.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
Promisethat resolves to a double, indicating the worst-case background operation cost of the provided background operation. BudgetService.getBudget()- Returns a
Promisethat resolves to an array ofBudgetStateobjects, indicating the expected state of the budget at times in the future. BudgetService.reserve()- Returns a
Promisethat 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 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BudgetService | Chrome Full support 55 | Edge Full support ≤79 | Firefox ? | IE ? | Opera Full support 42 | Safari ? | WebView Android Full support 55 | Chrome Android Full support 55 | Firefox Android ? | Opera Android Full support 42 | Safari iOS ? | Samsung Internet Android Full support 6.0 |
getBudget | Chrome Full support 55 | Edge Full support ≤79 | Firefox ? | IE ? | Opera Full support 42 | Safari ? | WebView Android Full support 55 | Chrome Android Full support 55 | Firefox Android ? | Opera Android Full support 42 | Safari iOS ? | Samsung Internet Android Full support 6.0 |
getCost | Chrome Full support 55 | Edge Full support ≤79 | Firefox ? | IE ? | Opera Full support 42 | Safari ? | WebView Android Full support 55 | Chrome Android Full support 55 | Firefox Android ? | Opera Android Full support 42 | Safari iOS ? | Samsung Internet Android Full support 6.0 |
reserve | Chrome Full support 55 | Edge Full support ≤79 | Firefox ? | IE ? | Opera Full support 42 | Safari ? | WebView Android Full support 55 | Chrome Android Full support 55 | Firefox Android ? | Opera Android Full support 42 | Safari iOS ? | Samsung Internet Android Full support 6.0 |
Legend
- Full support
- Full 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.