Object Introduction (►)

An introduction about objects and related concepts.

Intro To Object Associations (►)

An introduction about object associations.

Object-Oriented Programming (►)

An introduction about object-oriented programming in general.

Getting Started with OOP in PHP (►)

Object-oriented programming introduction in PHP.

Beginning OOP in PHP (►)

Another object-oriented programming introduction in PHP.

Intermediate OOP in PHP (►)

Intermediate concepts about object-oriented programming in PHP.

PHP OOP Tutorials (►)

Tutorials about OOP, Design Patterns and MVC.

PHP Object Oriented Programming Fundamentals (►$)

An introduction course about object-oriented programming in PHP.

OOP Official PHP Reference

PHP official reference about object-oriented programming.

Object-Oriented PHP for Beginners

A tutorial about OOP in PHP for beginners.

Introduction to OOP Concepts and More

A tutorial about OOP and an introduction to UML and Design Patterns.

From Procedural to Object Oriented PHP

A tutorial from procedural to object-oriented programming in PHP.

OOP vs Procedural Code

Difference between OOP and procedural code.

What Are Abstract Classes?

A tutorial explaining abstract classes in PHP.

Abstract Classes and Interfaces (►)

Introduction about abstract classes and interfaces.

When should I code to an Interface?

A tutorial explaining what is and when to use interfaces in PHP.

Understanding and Applying Polymorphism in PHP

A tutorial explaining about abstract classes, interfaces and polymorphism in PHP.

Inheritance and Polymorphism Concepts (►)

An introduction about inheritance and polymorphism.

Beyond Inheritance

A tutorial explaining what is inheritance and its types.

The Clean Code Talks - Inheritance, Polymorphism, & Testing (►)

A tutorial about polymorphism and how it affects testing.

PHP Namespaces Explained

A tutorial explaining how namespaces works in PHP.

PHP Namespaces

A tutorial explaining what is and how namespaces works in PHP.

PHP Namespaces in 120 Seconds Tutorial (►)

A 120 seconds long tutorial explaining what is and how to use namespaces in PHP.

PSR-Huh?

An introduction about PSR standards.

Autoloading in PHP and the PSR-0 Standard

An introduction about what is autoloading in PHP and the PSR-0 standard.

Battle of the Autoloaders: PSR-0 vs. PSR-4

A tutorial explaining the difference between PSR-0 and PSR-4 autoloader standards.

PSR-4 Autoloading (►$)

A tutorial explaining PSR-4 autoloader standard.

How Static Works in PHP (►)

An introduction on how static members work in PHP.

When to Use Static Methods

A tutorial explaining when to use static methods in PHP.

PHP Exceptions

An introduction about exceptions in PHP.

When should you use an Exception?

A tutorial explaining when to use exceptions in PHP.

Error Handling in PHP

An introduction about error handling in PHP and exceptions.

What are PHP Magic Methods?

A tutorial explaining what is magic methods and examples on how to use them in PHP.

Magic Methods and Predefined Constants in PHP

A tutorial about magic methods and predefined constants in PHP.

What are PHP Traits?

A tutorial explaining what is and how to use traits in PHP.

Using Traits in PHP 5.4

Another tutorial explaining what is and how to use traits in PHP.

The PHP Reflection API (►)

A tutorial explaining the PHP Reflection API.

What is Reflection in PHP?

A tutorial explaining what is, when to use and some samples about reflection in PHP.

Reflection in PHP

Another tutorial about reflection in PHP.

UML 2.0 Tutorial (►)

An introduction tutorial about UML.

UML

Another introduction tutorial about UML.

Composer Primer

A complete tutorial about what is and how to use Composer.

Easy Package Management With Composer

An introduction about Composer.

Better Workflow in PHP With Composer, Namespacing, and PHPUnit

An introduction tutorial explaining how to use Composer, namespaces and PHPUnit in a PHP project.

PHP Testing Basics (►)

An introduction about tests in PHP.

Test-Driven PHP in Action (►$)

An introduction about test-driven development in PHP.

OOP in PHP With Tests (►$)

A tutorial about OOP in PHP with tests.

Introduction to PhpDoc

An introduction about code documentation in PHP.

PHP & Enums (►)

An introduction about enums in PHP.

Type Hinting in PHP

An introduction about type hinting in PHP.

Introduction to Static and Dynamic Typing

A tutorial explaining static and dynamic typing in programming.

Annotations in PHP: They Exist! (►)

An introduction to annotations in PHP.

Object-Oriented Design in PHP (►$)

An introduction to object-oriented design in PHP.

Object Oriented Design Cheat Sheet

A cheat sheet about object-oriented design.

Principles Of Object Oriented Design

An introduction to some principles about object-oriented design.

Foundations Of OO Design

Some thoughts about object-oriented design.

How to Write Code That Embraces Change

An introduction to OOD principles like cohesion, orthogonality, coupling, SOLID and others.

Build seven good object-oriented habits in PHP

A tutorial about good habits in OOP in PHP.

3 Key Software Principles You Must Understand

An introduction to DRY, KISS and YAGNI principles.

From STUPID to SOLID Code!

An introduction to SOLID principles.

Don't be STUPID: GRASP SOLID!

An introduction to SOLID principles in PHP.

Don't Be Stupid, Grasp Solid - Slides

An introduction to SOLID and other OOD principles in PHP.

The SOLID Principles

A series of tutorials about SOLID principles in PHP.

The Single Responsibility Principle

An introduction to Single Responsibility Principle in PHP.

The Open/Closed Principle

An introduction to Open/Closed Principle in PHP.

Constructors and Breaking the Liskov Substitution Principle

An introduction to Liskov Substitution Principle in PHP.

Inversion of Control – The Hollywood Principle

An introduction to Inversion of Control Principle in PHP.

The Dependency Inversion Principle

An introduction to Dependency Inversion Principle in PHP.

SRP: The Single Responsibility Principle

An article explaining the Single Responsibility Principle.

The Open-Closed Principle

An article explaining the Open/Closed Principle.

The Liskov Substitution Principle

An article explaining the Liskov Substitution Principle.

The Interface Segregation Principle

An article explaining the Interface Segregation Principle.

The Dependency Inversion Principle

An article explaining the Dependency Inversion Principle.

Inversion of Control Containers and the Dependency Injection Pattern

An article about Inversion of Control Containers and the Dependency Injection Pattern.

DIP in the Wild

An article about Dependency Inversion Principle.

Reducing Coupling

An article about reducing coupling.

Tell Don't Ask

An introduction to Tell Don't Ask principle.

Introduction to the Law of Demeter

An introduction to the Law of Demeter.

You Aren't Gonna Need It

An introduction to YAGNI principle.

Premature Optimization

An introduction to Premature Optimization anti-pattern.

Primitive Obsession

An introduction to Primitive Obsession anti-pattern.

God Class

An introduction to God Class anti-pattern.

Object Calisthenics

An introduction to Object Calisthenics.

Your code sucks, let's fix it!

An introduction to Object Calisthenics in PHP.

Domain-Driven Design

An introduction to Domain-Driven Design.

The Null Object Pattern - Polymorphism in Domain Models

An introduction to the Null Object Pattern in PHP.

An Introduction to Services

An introduction to Services in PHP.

Evolving Toward a Persistence Layer

An introduction to Persistence Layer implementation in PHP.

Building a Domain Model – An Introduction to Persistence Agnosticism

and Building a Domain Model – Integrating Data Mappers - A tutorial about creating a Domain Model in PHP.

Handling Collections of Aggregate Roots – the Repository Pattern

An introduction to the Repository Pattern in PHP.

Value Objects

An introduction to Value Objects in PHP.

What is the difference between Entities and Value Objects?

A tutorial explaining the difference between Entities and Value Objects.

What’s the difference between Active Record and Data Mapper?

A tutorial explaining the difference between Active Record and Data Mapper patterns.

Managing Class Dependencies: An Introduction to Dependency Injection, Service Locators, and Factories, Part 1

and Managing Class Dependencies: An Introduction to Dependency Injection, Service Locators, and Factories, Part 2 - An introduction to Dependency Injection, Service Locators and Factories.

Money Pattern: The Right Way to Represent Value-Unit Pairs

An introduction to the Money Pattern in PHP.

Working with Money and Currency in PHP

A tutorial about how to work with Money and Currency in PHP.

Working with Products, Orders and Sales in PHP

A tutorial about how to work with Products, Orders and Sales in PHP.

Reusing Implementation – a Walk-through of Inheritance, Composition, and Delegation

A tutorial about code reusing and OOP in PHP.

Design Tech Talk Series Presents: OO Design for Testability (►)

A talk about Object-Oriented Design a testability.

The Clean Code Talks - Don't Look For Things! (►)

Another talk about Object-Oriented Design a testability.

Programming With Anthony - Paradigm Soup (►)

An introduction to programming paradigms and its differences.

Programming With Anthony - Dependency Injection (►)

An introduction to Dependency Injection.

What is Dependency Injection?

An introduction to Dependency Injection in PHP.

Dependency Injection with PHP 5.3

Slides about Dependency Injection in PHP.

Why use a Dependency Injection Container?

A tutorial of what is and when to use a Dependency Injection Container.

Dependency Injection with Pimple

An introduction to Dependency Injection and how use Pimple for that.

Dependency Injection Is Not The Same As The Dependency Inversion Principle

A tutorial explaining the difference between Dependency Injection and Dependency Inversion Principle.

Catalog of Patterns of Enterprise Application Architecture

A catalog of Patterns of Enterprise Application Architecture.

Design Patterns

A complete tutorial about design patterns.

A Beginner's Guide to Design Patterns

An introduction tutorial to design patterns.

Design Patterns - Programming With Anthony (►)

An introduction to design patterns.

Beyond Design Patterns

Another introduction tutorial to design patterns.

The Whens and Whys for PHP Design Patterns

A tutorial explaining why and when use design patterns in PHP.

Design Patterns Workshop (►)

A workshop about design patterns in PHP.

Design Patterns Video Tutorial (►)

A series about design patterns.

PHP Design Patterns - Elements of Reusable Object-Oriented Software (►)

A series about design patterns in PHP.

Agile Design Patterns (►$)

A series about design patterns in PHP.

Design Patterns in PHP (►$)

Another series about design patterns in PHP.

Introduction to Design Patterns with PHP

An introduction slide to SOLID and design patterns in PHP.

Database Design Patterns

A slide about database design patterns in PHP.

Design Patterns PHP

A collection of design patterns and some code implementation in PHP.

Anti Patterns

A complete tutorial about anti patterns.

Design Patterns with PHP - Adapters

A tutorial about Adapter pattern in PHP.

Practical Aspects of the Adapter Pattern

Another tutorial about Adapter pattern in PHP.

Understanding the Command Design Pattern

A tutorial about Command pattern in PHP.

Understanding the Observer Pattern

A tutorial about Observer pattern in PHP.

Iterators - Programming With Anthony (►)

An introduction to Iterator pattern in PHP.

Iterators in PHP (►)

A talk about iterators in PHP.

Mediators - Programming With Anthony

An introduction to Mediator pattern.

Manage Complexity with the Facade Pattern

An introduction to Facade pattern in PHP.

What are the benefits of using Repositories?

An introduction to Repository pattern in PHP.

The Repository Design Pattern

A complete tutorial about Repository pattern in PHP.

An Introduction to the Front Controller Pattern, Part 1

and An Introduction to the Front Controller Pattern, Part 2 - An introduction to Front Controller pattern in PHP.

The Template Method Pattern - Override Strategy Logic

An introduction to Template method in PHP.

What is the Factory Method Design Pattern?

An introduction to Factory pattern in PHP.

What is the Decorator Pattern?

An introduction to Decorator pattern in PHP.

Refactoring

A complete tutorial guide about refactoring.

Code Refactoring (►)

A series about code refactoring.

Clean Code Refactoring (►)

A talk about refactoring and clean code in PHP.

Refactoring Legacy Code

A tutorial series about refactoring legacy code with examples.

Detecting Code Smells (►$)

A series about code smells in PHP.

Techniques for Refactoring Code (►$)

A series about refactoring code in PHP.

Workflows of Refactoring (►)

A talk about workflows of refactoring.

Beyond Clean Code

An introduction about clean code.

Catalog of Refactorings

A catalog of refactorings.

Create Your Own PHP Framework

A series of articles on how to create your own PHP framework.

Creating Your Own MVC Series (►)

Another series on how to create your own PHP framework.

A Beginner's Guide To MVC For The Web

A tutorial about MVC for the web.

The MVC Pattern and PHP, Part 1

and The MVC Pattern and PHP, Part 2 - An introduction tutorial about MVC pattern.

Alternatives To MVC

An introduction to alternative architectures to MVC.

N-Tier Architecture - An Introduction

An introduction to n-tier architecture.

Hexagonal Architecture

An introduction to Hexagonal Architecture in PHP.

Awesome PHP

A curated list of amazingly awesome PHP libraries, resources and shiny things.

PHP The Right Way

A complete guide about the best practices and tutorials in PHP.

PHP Lecture Slides

A complete and concise slide about PHP fundamentals, OOP, REST, Composer, MVC, Design Patterns, ORM, Security, OOD and testing in PHP.

Functional Programming in PHP

An introduction to functional programming in PHP.

Functional Programming and PHP

Another introduction to functional programming and concepts in PHP.

What's In A Type

A tutorial about types and PHP.

Data Structures for PHP Devs: Stacks and Queues

A tutorial about Stacks and Queues data structures in PHP.

Data Structures for PHP Devs: Trees

A tutorial about Tree data structure in PHP.

Data Structures for PHP Devs: Heaps

A tutorial about Heap data structure in PHP.

Data Structures for PHP Devs: Graphs

A tutorial about Graph data structure in PHP.

PHP Security Pitfalls (►$)

A series about security in PHP.

The OOP in PHP

An introductory tutorial to OOP concepts and terminology using PHP's object model as an example.

PHP Objects, Patterns, and Practices

Head First Design Patterns

Design Patterns: Elements of Reusable Object-Oriented Software

Head First Object-Oriented Analysis and Design

Agile Principles, Patterns, and Practices in C#

Growing Object-Oriented Software, Guided by Tests

Test Driven Development: By Example

Clean Code: A Handbook of Agile Software Craftsmanship

Refactoring: Improving the Design of Existing Code

UML Distilled: A Brief Guide to the Standard Object Modeling Language

Patterns of Enterprise Application Architecture

Domain-Driven Design: Tackling Complexity in the Heart of Software

The Pragmatic Programmer: From Journeyman to Master

The Passionate Programmer: Creating a Remarkable Career in Software Development

Adam Culp

Consultant at Zend Technologies and Sunshine PHP organizer.

Alvaro Videla

Creator of PHP library for RabbitMQ and co-author of RabbitMQ in Action.

Andi Gutmans

CEO and co-founder of Zend and PHP co-architect.

Andy Hunt

One of the original authors of Agile Manifesto and co-author of The Pragmatic Programmer book.

Anthony Ferrara

Co-author of PHP Internals book and Developer Advocate for Google.

Benjamin Eberlei

Project-leader of Doctrine ORM and contributor to the Symfony2 Framework.

Bernhard Schussek

Member of Symfony2 core development and creator of Puli library.

Bruno Skvorc

Web developer and PHP editor in Sitepoint.

Cal Evans

PHP developer and open source contributor.

Chad Fowler

Developer, speaker and author of The Passionate Programmer book.

Christophe Coevoet

Member of Symfony2 core development and open source contributor to projects like Doctrine ORM.

David Zuelke

PHP developer at Heroku and regular speaker.

Dayle Rees

Laravel evangelist and author of Laravel Code Bright and Code Happy books.

Derick Rethans

Author of Xdebug and PHP engineer/evangelist on MongoDB.

Erika Heidi

Author of Vagrant Cookbook and Phansible project and developer evangelist at Digital Ocean.

Fabien Potencier

CEO and co-founder of SensioLabs and founder and project lead of Symfony Framework.

Guilherme Blanco

PHP developer and open source contributor to projects like Doctrine ORM and Zend and Symfony frameworks.

Hugo Hamon

PHP developer and head of training in SensioLabs.

Igor Wiedler

Creator of Silex micro-framework and open-source contributor to projects like Symfony and Composer.

Javier Eguiluz

Symfony evangelist in SensioLab and creator of easybook project.

Jeffrey Way

Creator of Laracasts and Laravel contributor and evangelist.

Jeremy Mikola

Engineer at MongoDB, open source contributor to projects like Doctrine ODM and Symfony Framework, and co-organizer of WurstCon.

Johannes Schmitt

Founder of Scrutinizer CI and open source contributor to projects like Symfony.

Jordi Boggiano

Founder of Toran Proxy, co-creator and project lead of Composer and Monolog and Symfony core developer.

Josh Lockhart

Creator of Slim Framework and PHP The Right Way site.

Julien Pauli

Co-author of PHP Internals book and open source contributor.

Kent Beck

One of the original authors of Agile Manifesto and creator of Exteme Programming and Test Driven Development.

Konstantin Kudryashov

Creator of Behat and PhpSpec test frameworks.

Kris Wallsmith

PHP developer and creator of Assetic framework and Buzz library.

Larry Garfield

PHP developer and core contributor of Drupal.

Lukas Kahwe Smith

PHP developer and open source contributor to projects like Doctrine ORM and Symfony Framework.

Marcello Duarte

PHP developer and co-creator of PhpSpec test framework.

Martin Fowler

One of the original authors of Agile Manifesto and author of the best selling books about software engineering like Patterns of Enterprise Application Architecture and Refactoring books.

Matthew Weier O'Phinney

Principal Enginner at Zend Technologies and project lead for Zend Framework and Apigility.

Matthias Noback

PHP developer and author of books like A Year with Symfony and Principles of Package Design.

Marco Pivetta

PHP developer and core team member of Doctrine ORM and team member of Zend Framework.

Michael Dowling

Software enginner at Amazon Web Services and creator of Guzzle library.

Mike van Riel

PHP developer and lead developer of phpDocumentor and Cilex projects.

Nikita Popov

Co-author of PHP Internals book, open source contributor and creator of PHP Parser library.

Nils Adermann

PHP developer and co-creator of Composer.

Pablo Godel

PHP developer, open source contributor and co-organizer of Sunshine PHP.

Paul Jones

PHP developer, creator of Aura PHP, open source contributor and author of Modernizing Legacy Applications in PHP.

Phil Sturgeon

Founder of PyroCMS, open source contributor and author of Build APIs You Won't Hate book.

Philip Brown

PHP developer and writer in Culttt website.

Pádraic Brady

Creator of Mockery library and open source contributor to projects like Zend Framework.

Rafael Dohms

PHP developer and evangelist, open source contributor and organizer of Amsterdam PHP.

Rasmus Lerdorf

Creator of PHP and open source contributor.

Rob Allen

PHP developer, Zend Framework contributor and co-author of Zend Framework in Action book.

Robert C. Martin

One of the original authors of Agile Manifesto and author of the best selling books about software engineering like Clean Code and Agile Principles, Patterns, and Practices in C# books.

Ryan Weaver

PHP developer, trainer and consultant at KnpLabs and member of Symfony core team.

Sara Golemon

Open source contributor to projects like PHP runtime and HHVM and author of Extending and Embedding PHP book.

Sebastian Bergmann

PHP developer, open source contributor and creator of PHPUnit test framework.

Taylor Otwell

PHP developer and creator of Laravel Framework.

Ward Cunningham

Programmer pioneer in Design Patterns and Extreme Programming.

William Durand

PHP developer, open source contributor and creator of Geocoder library.

Zeev Suraski

CTO and co-founder of Zend and PHP co-architect.