CodeIgniter Features — a practical guide to CodeIgniter features with clear examples you can reuse in real projects.
CodeIgniter Tutorial Series (3/74). Prefer one article? Read the complete CodeIgniter tutorial.
Short description
CI4 includes a powerful router, HTTP layer, Query Builder, validation, migrations, filters (middleware), and excellent documentation — while staying approachable for beginners.
Feature checklist
- Lightweight & fast
- MVC pattern
- Query Builder & Models
- Form validation
- Filters (middleware)
- Migrations & seeders
- CSRF / XSS helpers
- REST-friendly controllers