How to Use Node Environment Variables with a DotEnv File for Node.js and npm

1 · freeCodeCamp.org · May 25, 2021, 1:02 a.m.
Environment variables are variables that are set outside of a program, often through a cloud provider or operating system. In Node, environment variables are a great way to securely and conveniently configure things that don't change often, like URLs, authentication keys, and passwords. How to Create Environment VariablesEnvironment variables are...