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Jan 27, 2021 · Frontend Development

What’s New in ES2021: Logical Assignment Operators, String Replacement, Promise.any, WeakRefs, and Numeric Separators

The article reviews the Stage‑4 proposals slated for ES2021, explaining logical assignment operators, efficient string replacement techniques, the new Promise.any method, WeakRef usage, and readable numeric separators, each illustrated with clear JavaScript code examples.