To learn PHP and algorithms, here are some book recommendations that cover everything from programming fundamentals to advanced algorithms, always with a practical approach focused on application in web development.

For PHP Fundamentals

• PHP & MySQL: Novice to Ninja"

Great for beginners. It teaches PHP and MySQL with a focus on building web projects, covering database practices, security, and data manipulation.

• Modern PHP: New Features and Good Practices

This book covers modern PHP, including practices and new features, as well as advanced topics such as optimization and security.

For Algorithms and Data Structures

• Introduction to Algorithms

One of the most recommended books on algorithms, offering detailed theoretical explanations and a comprehensive view of key algorithms and data structures.

• Algorithms

A more beginner-friendly book with a practical approach and examples in various contexts, helping you understand how to apply algorithms in real-world projects.

PHP with Algorithms and Data Structures

• Data Structures & Algorithms in PHP 7

Excellent for learning how to implement data structures and algorithms directly in PHP, making it useful for those who want to see practical applications of these concepts.

• PHP 8 Programming Tips, Tricks and Best Practices

This book covers PHP 8's new features and provides tips on optimization and design patterns, as well as advanced practices to better work with algorithms.

For Dynamic Programming and Algorithmic Complexity

• Grokking Algorithms

Presents algorithms in a visual and practical way, great for understanding the basics and solving problems efficiently.

• Dynamic Programming for Coding Interviews

A great resource for learning more about dynamic programming and understanding how to tackle problems involving subproblems, applicable both for interviews and code optimization.

For Full Web Development Practices with PHP

• Laravel: Up & Running

Although specific to the Laravel framework, this book is excellent for applying modern PHP development practices, teaching how to organize code and build APIs.

• PHP Objects, Patterns, and Practice

Covers advanced PHP topics, such as OOP, design patterns, and best practices. It’s especially useful for those aiming to develop organized and scalable web applications.

These books cover both PHP basics and algorithms, providing a strong foundation to develop solid programming skills in web development and creating efficient solutions.