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

0 vote231 views1 answer
Nodejs sharp change image to multiple sizes
Javascript Node.js
14 votes220 views6 answers
Node js connect to mongodb using mongoose
Javascript Node.js
0 vote230 views1 answer
Node promisify without err
Javascript Node.js
0 vote226 views1 answer
What does results.push({}) nodejs mean
Javascript Node.js
0 vote228 views1 answer
Filewatcher nodejs
Javascript Node.js
0 vote227 views1 answer
Node js request download file
Javascript Node.js
3 votes232 views2 answers
Nodejs how to use await in foreach loop
Javascript Node.js
0 vote224 views1 answer
Node js run bat file
Javascript Node.js
0 vote216 views1 answer
Nodejs createcipheriv invalid key length
Javascript Node.js
0 vote237 views1 answer
Node module es6
Javascript Node.js