Environment Variables | Express JS Tutorial
Learn how to use Environment Variables in Express.js to manage configuration securely and professionally! 🔐
This is a must-know concept for building real-world, production-ready applications.
💡 We will cover:
What are Environment Variables
Why they are important
Storing sensitive data (API keys, DB credentials)
Using .env file in Express
Accessing variables using process.env
Using dotenv package
Real-time practical examples
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