Answers for "how to use .env in nodejs"

node dotenv

require('dotenv').config();

console.log(process.env.MY_ENV_VAR);

.env file node js

// .env
your_args = your_secret

// your_file.js

require("dotenv").config();
const your_args = process.env.your_args;
// OR
const your_args = process.env["your_args"];

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

.env file node js

// P.S. You must install dotenv
// npm install dotenv
// yarn add dotenv
// pnpm add dotenv

// .env
your_args = your_secret

// your_file.js

require("dotenv").config();
const your_args = process.env.your_args;
// OR
const your_args = process.env["your_args"];

set NODE_ENV

SET NODE_ENV=development