Dotenv in node js

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);

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

What is dotenv in nodejs

this module is used to access environment variable in our application

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

Dotenv in node js

This is used to add a specific path to locate the .env file if we use like this 
.config() then this is finding .env file in our cwd - current working directory.


require('dotenv').config({ path: '/custom/path/to/.env' })

Similar codes

11 votes292 views2 answers
Hashing in node js
Javascript Node.js
6 votes246 views1 answer
Twilio npm send sms
Javascript Node.js
15 votes269 views2 answers
Write json file nodejs
Javascript Node.js
1 vote268 views1 answer
Node wrangler preview
Javascript Node.js
1 vote300 views1 answer
Create unique transaction ids nodejs
Javascript Node.js
0 vote285 views3 answers
Node base64 svg to png
Javascript Node.js
0 vote276 views1 answer
Node express chat app
Javascript Node.js
15 votes282 views6 answers
Node dotenv
Javascript Node.js
0 vote266 views1 answer
Exit application node js
Javascript Node.js
-2 votes252 views1 answer
Nodejs fs writefile base64url
Javascript Node.js