Handling Missing Parameters
It’s essential to handle cases where query parameters might be missing. In the example above, if a user accesses /search without providing the required parameters, queryTerm and category would be undefined. You should add validation and error handling based on your application’s requirements.
How do you access query parameters in an Express JS route handler?
Express JS is a popular web framework for Node JS, simplifies the development of web applications. One common task is accessing query parameters from URLs within route handlers. In this article, we’ll explore the fundamentals of working with query parameters in Express JS and demonstrate how to access and utilize them in your route handlers.