What Is Express.js?
Explore the purpose and advantages of Express.js as a minimalistic back-end framework for Node.js. Understand its flexibility, extensibility, and how it simplifies handling HTTP requests, allowing you to write efficient server-side applications.
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As we discussed earlier, creating an HTTP server that listens to requests and sends back responses is quite cumbersome. A lot of functionalities, like parsing the body, parsing the request URL and its routes, checking the type of the requests, etc., need to be implemented by the developer. Here comes Express.js to the rescue. As developers, we want to focus on the code that defines our application; we require a framework for all the heavy lifting.
A framework is a set of helper functions and a suite of tools and rules with which we work. Express.js is a back-end web application framework for Node.js. It’s open source and free to use. Express.js helps ...