What’s New in ECMAScript? A Deep Dive into Stage 4 and Stage 1 Proposals

This article reviews recent TC39 proposals that have reached Stage 4 or entered Stage 1, covering resizable ArrayBuffers, RegExp.escape, joint iteration, iterator sequencing, locale extensions, negated operators, and stable formatting, and explains their impact on the upcoming ECMAScript releases.

ECMAScriptStage 1Stage 4

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