How to use Environment Variables In NPM
This explains how to use environment variables in npm scripts using the cross-env
package. It includes instructions for installing cross-env
as a dev dependency and provides syntax examples for setting environment variables within scripts.
Installation Syntax:
npm install --save-dev cross-env
Syntax for Setting Variables:
{
"scripts": {
"build": "cross-env NODE_ENV=production webpack"
}
}
How to Run, Configure, and Troubleshoot npm Scripts?
npm (Node Package Manager) is not only used for managing dependencies in Node.js projects but also provides a powerful script-running functionality. npm scripts allow you to automate various tasks such as running tests, building your project, deploying applications, and more. This guide will walk you through the process of running, configuring, and troubleshooting npm scripts effectively.
Table of Content
- Setting Up npm Scripts in package.json File
- Configuring npm Scripts
- Running npm Scripts
- Pre and Post Scripts
- Running Multiple npm Scripts
- Troubleshooting Common Errors
- Using Environment Variables
- Troubleshooting npm Scripts
- Why Use npm Scripts?
- Passing Arguments to Scripts