TypeScript tutorialLesson 36Free preview
TS Decorators
This lesson is part of TypeScript · All levels
Summary
A decorator is a special function that is marked @ to modify a class, method, or property. This pattern is common for logging, validation, and other declarative behavior. TypeScript supports ECMAScript standard decorators, while older patterns require experimental flag decorators.
Key points
- Decorator written with @
- Class and method decorator can change the target
- Legacy mode requires experimental flag decorators
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