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# TypeScript in flows

> Learn how to use Postman. Search the docs and support resources!

## Docs

- [Use TypeScript in Postman Flows](https://learning.postman.com/flows/v11/reference/typescript/typescript-overview.md)
- [Rename headers with TypeScript in Flows](https://learning.postman.com/flows/v11/reference/typescript/typescript-rename-headers.md)
- [Detect a session id cookie with TypeScript in Flows](https://learning.postman.com/flows/v11/reference/typescript/typescript-check-for-session-cookie.md)
- [Route response data with TypeScript in Flows](https://learning.postman.com/flows/v11/reference/typescript/typescript-health-performance-routing.md)