24 Jun 2026 Edit on GitHub

Normative: Add using and await using Declarations, SuppressedError, DisposableStack, and AsyncDisposableStack by rbuckton · Pull Request #3000 · tc39/ecma262

https://github.com/tc39/ecma262/pull/3000

Explicit Resource Management (using/await using declarations, SuppressedError, DisposableStack, AsyncDisposableStack) has been merged into the ECMAScript specification.

ECMAScript 391
JavaScript 13
TC39 47
spec 113

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