Using env() the wrong way in Laravel can cause major issues in production. Discover why you should avoid calling env() directly and how to properly use config() instead. Includes a real-world WhatsApp API integration example.
                                        The Right Way to Use env() in Laravel
Use env() only in config files. Then call config() in your app code.
Example: WhatsApp API Setup
Create a config file
config/whatsapp.php:
Add these to your
.envfile:
Use
config()in your app logic:
Update your config cache after any change:
🎯 Summary
| ✅ Do This | ❌ Not This | 
|---|---|
Use env() inside config files only | Avoid env() in app logic | 
Call values using config() | Never rely on .env directly | 
| Cache configs in production | Don’t forget to clear cache |