Sohu Tech Products
Oct 21, 2020 · Frontend Development
Key New Features of ES2020 (ES11): Private Fields, Promise.allSettled, BigInt, Nullish Coalescing, Optional Chaining, Dynamic Import, matchAll, globalThis, and Module Namespace Exports
This article reviews the most useful ES2020 (ES11) JavaScript features—including private class fields, Promise.allSettled, the BigInt type, nullish coalescing (??), optional chaining (?.), dynamic import, String.prototype.matchAll, globalThis, and module namespace exports—explaining their syntax, behavior, and practical code examples.
BIGINTDynamicImportES2020
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