: Used to synchronously load and import another module.
CommonJS is a standard for structuring JavaScript modules, primarily used in server-side development with Node.js. It was the default module system for Node.js long before the official ECMAScript Modules (ESM) standard was established. How CommonJS Works common.js
or exports : Used to expose variables, functions, or objects from a module so they can be used elsewhere. NodeJS — Using ES Modules Instead of CommonJS : Used to synchronously load and import another module