What is runtime type checking in TypeScript?

What is runtime type checking in TypeScript?

Runtime type checking in TypeScript involves verifying the types of variables at runtime, ensuring they match expected types.

How can I implement runtime type checking in my TypeScript project?

You can use libraries like io-ts or zod to define schemas and validate data at runtime.

Are there any performance implications of using runtime type checking?

Yes, runtime type checking can introduce overhead, so it's important to balance safety and performance based on your application's needs.

Can you give me an example of using io-ts for type checking?

Sure! Here's a simple example: you can define a codec using io-ts and validate an object against it.