Learn PHP with Real Code Examples
Updated Nov 17, 2025
Architecture
Runs on Zend Engine
Uses request-response model
Typically deployed on LAMP stack
Can run with Nginx + PHP-FPM
Rendering Model
Executed on server
Produces HTML output
Uses PHP-FPM for high-speed workers
Runs under Apache mod_php or Nginx
Architectural Patterns
MVC via Laravel/Symfony
REST/GraphQL API design
Blade and Twig template rendering
Modular monolith + microservice hybrids
Real World Architectures
Laravel-based SaaS apps
WordPress enterprise sites
E-commerce platforms with Magento
High-scale APIs with PHP-FPM + Nginx
Design Principles
Web-first simplicity
Pragmatic development
Backward compatibility
Modern performance and typing
Scalability Guide
Use Redis caching
Horizontally scale PHP-FPM workers
Use load balancers
Optimize database queries
Migration Guide
Upgrade legacy PHP 5 code to strict types
Adopt namespaces and Composer
Migrate to Laravel/Symfony
Refactor procedural code to OOP