load .env file nodejs code example

Example 1: node dotenv

require('dotenv').config();

console.log(process.env.MY_ENV_VAR);

Example 2: how to read environment variable in node js

var myEnvVariable = process.env.ENV_VARIABLE_NAME

Example 3: set node_env in windows

set NODE_ENV=production

Example 4: how to use dotenv in javascript

dotenv file use