Yes, you should upgrade to TypeScript 5.9 — here’s why
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TypeScript 5.9 introduces significant improvements including a redesigned tsc --init command with sensible defaults, import defer syntax for lazy module loading, expandable hovers for better type exploration, and performance optimizations that deliver 11% faster type checking through caching intermediate type instantiations.
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The philosophy behind the changes in TypeScript 5.9Project initialization: The tsc -- initPerformance improvementsOver 200k developers use LogRocket to create better digital experiencesUnderstanding import deferThe expandable hoversLooking forward: What’s next for TypeScript?LogRocket understands everything users do in your web and mobile apps.6 Comments
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