Level 2 · Intermediate Building real apps

Goal: move from scripts to structured applications — talk to a real database, handle forms and sessions, write automated tests, and follow PHP community standards.

Modules

1. OOP Deep Dive
2. Error Handling Advanced
3. Working with Databases (PDO)
4. Sessions & Forms
5. Testing with PHPUnit
6. Working with JSON/APIs
7. Autoloading & PSR Standards
8. File Uploads & Validation
9. Working with Dates
10. Project — CRUD Web App with SQLite

By the end of this level you'll be able to build a database-backed web application with sessions, validated forms, automated tests, and clean, autoloaded, PSR-compliant code.