Standards proposal would allow annotations to be checked by external type checkers like TypeScript but treated as comments by the JavaScript engine. Microsoft is backing a proposal to bring optional ...

作者 | Daniel Curtis译者 | 张卫滨2025 年 JavaScript 现状调查报告（调查于 2025 年 11 月开启并于 2026 年 2 月发布结果）收集了来自 JavaScript 生态系统开发者的反馈。这项由 Devographics 运营、谷歌 Chrome、JetBrains 等企业赞助的年度调查显示，历经多年快速迭代，JavaScript 生态已趋于稳定，工具、框架 ...

Microsoft released TypeScript 6.0 on March 23, the last version built on the original JavaScript codebase, with three post-RC changes and a wave of deprecations designed to ready codebases for the ...

Microsoft today released TypeScript 6.0, a major release of its open source superset of the JavaScript web programming ...

Say goodbye to source maps and compilation delays. By treating types as whitespace, modern runtimes are unlocking a “no-build” TypeScript that keeps stack traces accurate and workflows clean.

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 ...

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