TypeScript tutorialLesson 21Free preview

TS 5 Updates

This lesson is part of TypeScript · All levels

Summary

TypeScript 5 introduced support for ECMAScript standard decorators, type parameters, and improved compiler performance. The satisfies feature allows checking the shape of the object without changing the type of inference result. Always update the TypeScript version to get the latest bug fixes and syntax support.

Key points

The standard decorators of ES are supported in TypeScript 5
Satisfies checking type without changing inferred type
Faster compiler with new features

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