TypeScript 5.5, now in a release candidate, also features inferred type predicates, regular expression syntax checking, and performance and size optimizations. TypeScript 5.5, the latest version of ...

The TC39 committee at EMCA International, responsible for developing the ECMAScript specification that provides the basis for JavaScript, is working on parallel versions of ECMAScript — versions 6 and ...

This proposal aims to enable developers to add type annotations to their JavaScript code, allowing those annotations to be checked by a type checker that is external to JavaScript. At runtime, a ...