Apr 25, 2022 · module.exports is an object in a Node.js file that holds the exported values and functions from that module. Declaring a module.exports object in a file specifies the values to be exported from that file.

Apr 12, 2025 · In Node.js, module.exports is used to export an entire module, while exports is a shorthand to export individual properties. It’s important not to mix the two; reassigning module.exports will break the reference to exports.

Jan 7, 2025 · Node.js also allows importing and exporting functions and modules. Functions in one module can be imported and called in other modules saving the effort to copy function definitions into the other files. The module can be edited or debugged separately making it easier to add or remove features.

Aug 28, 2018 · To export just a single function from a module: Module file: //function definition function function_name(){...} //Export module.exports = function_name; Import: const function_name = require('<relative path>/module_name'); //call imported function function_name();

Jan 17, 2018 · If we only consider how to export function in Node.js, we can do as below: ./db_function.js (We export function isValidIp): 'use strict'; module.exports.isValidIp = function(ip, callback) { console.log("Check if IP is valid."); callback(); };

Feb 17, 2021 · Default exporting in a Node.js module is as simple as this: module.exports = function anExportedFunc { return "yup simple as that"; }; There's another way of exporting from a Node.js module called "named export".

Jul 18, 2017 · This is "the syntax to export a function from a module in Node.js" as asked in the question - i.e. the syntax that is natively supported by Node. Node doesn't support import/export syntax (see this to know why).

Feb 28, 2025 · Exports in Node.js are a fundamental concept that enables modularisation and code reusability. In this blog, we cover the power of exports in Node.js, explaining how they allow you to share functions, variables, and objects across different files, making your codebase more organised and efficient. Read more to find out!

Dec 19, 2024 · In this comprehensive, 4,300+ word guide, we’ll provide an in-depth overview of exporting and importing modules in Node.js. We’ll compare the traditional CommonJS module system to the newer ES module syntax. We’ll also demonstrate best practices for creating reusable modules, troubleshooting module issues, examples from real-world apps, and more!

Here, you will learn how to expose different types as a module using module.exports. The module.exports is a special object which is included in every JavaScript file in the Node.js application by default. The module is a variable that represents the current module, and exports is an object that will be exposed as a module.