This article describes some key fundamentals that are common to all JavaScript engines — and not just V8, the engine the authors (Benedikt and Mathias) work on. As a JavaScript developer, having a deeper understanding of how JavaScript engines work helps you reason about the performance characteristics of your code.| mathiasbynens.be
Several JavaScript data structures such as Map, Set, WeakSet, and WeakMap use hash tables under the hood. This article explains how V8 v6.3 improves hash table performance.| www.recompiled.dev
This article explains how a deoptimisation can occur as a side effect in Javascript, especially in v8.| www.recompiled.dev
Introduction This specification's source can be found at https://github.com/tc39/ecma402. The ECMAScript 2025 Internationalization API Specification (ECMA-402 12th Edition), provides key language sensitive functionality as a complement to the ECMAScript 2025 Language Specificatio| tc39.es