This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
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.
Specifications
| Specification | Status | Comment |
|---|---|---|
| Web Budget API The definition of 'BudgetService' in that specification. |
Editor's Draft | Initial definition. |
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.
| Feature | Chrome | Edge | Firefox | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|---|
| Basic support | 55 | ? | ? | ? | 42 | ? |
getBudget | 55 | ? | ? | ? | 42 | ? |
getCost | 55 | ? | ? | ? | 42 | ? |
reserve | 55 | ? | ? | ? | 42 | ? |
| Feature | Android webview | Chrome for Android | Edge mobile | Firefox for Android | Opera Android | iOS Safari | Samsung Internet |
|---|---|---|---|---|---|---|---|
| Basic support | 55 | 55 | ? | ? | 42 | ? | ? |
getBudget | 55 | 55 | ? | ? | 42 | ? | ? |
getCost | 55 | 55 | ? | ? | 42 | ? | ? |
reserve | 55 | 55 | ? | ? | 42 | ? | ? |

