PHP Reference: Beginner to Intermediate PHP5
by Mario Lurig
Number of pages: 163
A collection of over 250 PHP functions with clear explanations in language anyone can understand, followed with as many examples as it takes to understand what the function does and how it works. This book includes numerous additional tips, the basics of PHP, MySQL query examples, regular expressions syntax, and two indexes to help you find information faster: a common language index and a function index.
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by Davey Shafik - O'Reilly Media
PHP 7 -- the most dramatic update to the language in over a decade -- has arrived. This book provides you with a short guide to the major changes in this new release, including a revamped engine, a bunch of new features, and lots of language cleanup.
by Alex Cabal - phpbestpractices.org
This text is an attempt to compile a set of instructions for what can be considered best practices for common and confusing issues and tasks in PHP. It's a guide suggesting the best direction to take when facing one of the common low-level tasks.
by Adam Trachtenberg, David Sklar - O'Reilly Media
A collection of problems, solutions, and practical examples for PHP programmers. The book describes the best practices for everyday PHP programming dilemmas. It contains over 250 recipes, ranging from simple tasks to entire programs.
by Josh Lockhart - phptherightway.com
There's a lot of outdated information on the Web that leads new PHP users astray, propagating bad practices and bad code. This must stop. PHP: The Right Way is an easy-to-read, quick reference for PHP best practices and accepted coding standards.