dotenv javascript example

Example 1: dotenv

$ npm install dotenv

//--------------------

on file .env 
//--------------------
DB_HOST=localhost
DB_USER=root
DB_PASS=s1mpl3
DB_NAME=banco_de_dados
DB_PORT=3306
//--------------------

import the config from .env file 
//--------------------

require('dotenv').config()
module.exports = {
    username:process.env.DB_USER,
    password:process.env.DB_PASS,
    database:process.env.DB_NAME,
    host:process.env.DB_HOST,
    dialect:"mysql"
}

Example 2: 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()

Example 3: 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

Example 4: how to use dotenv in javascript

dotenv file use