ECMAScript 2025, the latest version of the ECMA International standard for JavaScript, has been officially approved. The specification standardizes new JavaScript capabilities including JSON modules, ...

JavaScript updates in 2026 focus on fixing long-standing issues instead of adding unnecessary complexity. Core features now handle iteration sets, async logic, and dates with fewer workarounds and ...

This repository serves as a companion resource to the Medium blog post: Understanding ECMAScript: The Complete History of JavaScript's Evolution Each file in this repository corresponds to a specific ...

The ECMAScript specification defines a set of early errors that conformant implementations must report before execution. Some of these are detectable during parsing from local context alone, like ...