.env.development -

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

In the world of coding, .env.development is the secret notebook where developers keep their local project settings—like private API keys or database links—safe and separate from the "real" live site. .env.development

// Advanced dotenv setup require('dotenv').config( path: '.env' ); if (process.env.NODE_ENV === 'development') require('dotenv').config( path: '.env.development', override: true ); if (fs.existsSync('.env.local')) require('dotenv').config( path: '.env.local', override: true ); const path = require('path'); require('dotenv')