Q67: How do `InstanceType<T>` and `ConstructorParameters<T>` utility types work?

Difficulty:MediumTopic:Utility Types
  • InstanceType<ClassType>: Extracts the instance type produced by a class constructor function.
  • ConstructorParameters<ClassType>: Extracts class constructor parameter types as a tuple.
Key Takeaways
  • Use InstanceType and ConstructorParameters for class metaprogramming.