midLaravel
What is Laravel observer pattern and how is it implemented?
Updated May 16, 2026
Short answer
Observers listen to Eloquent model events like create, update, and delete.
Deep explanation
Laravel observers allow separation of model event logic into dedicated classes. They listen to lifecycle events such as creating, created, updating, and deleted. This keeps models clean and improves maintainability.
Real-world example
Used to automatically send emails after user registration.
Common mistakes
- Putting too much business logic inside observers.
Follow-up questions
- Observer vs events?
- How to register observers?