Node.js Express APIs Explained

Building Express APIs

Node.js Express APIs handle JSON requests with typed responses.

Introduction to Express APIs

Express.js is a popular Node.js framework that simplifies the process of building APIs. It provides a robust set of features for handling HTTP requests and responses, making it an excellent choice for developing RESTful services. In this tutorial, we will explore how to create APIs using Express, focusing on handling JSON requests and providing typed responses.

Setting Up an Express Project

To begin, you need to have Node.js installed on your machine. Once you have Node.js, you can create a new Express project by following these steps:

Create a new directory for your project and navigate to it in the terminal.
Initialize a new Node.js project using npm init -y to create a package.json file.
Install Express by running npm install express.