This command will fetch the latest version of Express.js from the npm registry and install it into the current folder using the folder name node-modules/. For example, to install express: npm install express Npm packages can be installed using the following commands. The helmet helps secure Express.js apps by setting various HTTP headers.īody-parser handles incoming request bodies in the middleware before your handlers, available under the req. It facilitates the rapid development of Node-based web applications. To do this, three packages are required for this API, namely: Express.js, helmet, and body-parser.Įxpress.js is a minimalistic and flexible NodeJS framework that provides a robust set of features to develop web and mobile applications. Now that package.json has been created, let’s see what packages we need to set up a basic NodeJS API. To install npm, download the pre-build installers according to the respective platform using the following link. To work with NodeJS, npm and Node need to be installed on the system. Setup and Installing npm and NodeJS on your system Additional tips for enhancement of an API.Routing implementation for all the calls to an API.Importing the dependencies in an API, and their corresponding usage.
NODEJS API HOW TO
How to install dependencies required for an API.How to create package.json to list the details and dependencies of an API.
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