.env.development [verified] 〈Direct Link〉

.env.development (Development-specific settings, shared across the team) .env (The default fallback configuration)

Your future self—and your team—will thank you. The age of "It works on my machine" is over. Long live .env.development .

Instead of constantly commenting out lines in your .env file to switch between your local host and a live server, the build tool handles it for you. When you run npm start , it pulls from .env.development . .env.development

const path = require('path'); require('dotenv').config( path: path.join(__dirname, `.env.$process.env.NODE_ENV`) );

The cascading order of lookup priority typically flows from highest to lowest as follows: .env.development (Development-specific settings

Here is the distinction:

What it does

DATABASE_URL=postgresql://localhost:5432/myapp_dev REDIS_URL=redis://localhost:6379

Maintaining isolated environment configs provides essential operational benefits to software projects: require('dotenv').config( path: path.join(__dirname