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What is dotenv in nodejs

Node dotenv

require('dotenv').config();

console.log(process.env.MY_ENV_VAR);

Dotenv nodejs

// Terminal/CMD
npm i dotenv

//In .env file
special_key = 0000000 //whatever the key

//In JS file - 2 point usage
//1 - initialisation
require('dotenv').config();
//2 - using the special key
const specialKey = process.env.special_key
console.log(specialKey);

What is dotenv in nodejs

this module is used to access environment variable in our application

Nodejs dotenv path how to set

// when yours .env is in other place then default, you can set path to it

const path = require('path')
require('dotenv').config({ path: path.resolve(__dirname, '../../.env') }); //use as many '../' as you need

How to use dotenv in javascript

#in you cmd type this command

npm i dotenv

#and then require it in you javascript using :
require("dotenv").config()

Source: npmjs.com

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