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Announcing TypeScript 4.9 (devblogs.microsoft.com)
submitted 2 years ago by castarco@lemmy.ml to c/typescript@lemmy.ml
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Here’s a quick list of what’s new in TypeScript 4.9!

  • The satisfies Operator
  • Unlisted Property Narrowing with the in Operator
  • Auto-Accessors in Classes
  • Checks For Equality on NaN
  • File-Watching Now Uses File System Events
  • "Remove Unused Imports" and "Sort Imports" Commands for Editors
  • Go-to-Definition on return Keywords
  • Performance Improvements
  • Correctness Fixes and Breaking Changes
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this post was submitted on 18 Nov 2022
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TypeScript

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TypeScript is a language for application-scale JavaScript development. TypeScript is a typed superset of JavaScript that compiles to plain JavaScript.

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