JavaScript ES2021 - You Need To See These ES12 Features
ID: 84d123bd-52b5-5280-a623-9b3e06819937
STIX ID: report--84d123bd-52b5-5280-a623-9b3e06819937
Feed Name: HackerOne Blog
**Executive summary:** This blog post describes planned ES12 (ECMAScript 2021) JavaScript features — numeric separators, String.prototype.replaceAll, logical assignment operators (&&=, ||=, ??=), Promise.any, and WeakRef — and provides examples, explanations, and brief caveats for each feature.
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