Visitor + PHP (Design Patterns) 🐘

Gabriel Anhaia
Dev Warlocks
Published in
7 min readJul 23, 2023

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This post will deeply dive into the Visitor design pattern and its practical implementation in PHP 8.1. The Visitor design pattern allows you to separate algorithms from the objects on which they operate, which can be especially useful when dealing with a complex object structure. Let’s embark on this enlightening journey!

About this series of articles

My goal in writing this series is to share my passion for design patterns and help developers elevate their skills. After authoring two books on design patterns, I started this series of articles to connect with more people and enable them to become better professionals. I hope you find it enlightening.

Remember: The hardest part about learning design patterns is knowing “when to apply them.” My advice is to concentrate on the examples and try to think of different situations where you have a similar problem. Design patterns are not industry-specific; they are universal solutions to programming problems related to algorithm behavior, code structure, or object creation.

GitHub Repository:

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Gabriel Anhaia
Dev Warlocks

Software Engineer (Billie GmbH), Freelancer, and Author. Germany/Brazil. Book Design Patterns em PHP: https://goo.gl/NNDZqe