Web/API/BudgetService/reserve

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ObsoleteThis feature is obsolete.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 reserve() property of the BudgetService interface returns a Promise that resolves to a boolean indicating whether the requested budget operation can be reserved.

Syntax

var aPromise = BudgetService.reserve(operation);
aPromise.then(function(boolean){ ... });

Parameters

operation

desc

Returns

A Promise that resolves to a boolean.

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
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.reserve() by Mozilla Contributors is licensed under CC-BY-SA 2.5.