PHP Influence Network

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Hello World in PHP

<?php

echo 'Hello World';

Free PHP books, articles, documentation

• An Introduction to the PHP Programming Language - CodeAhoy (HTML)
• Clean Code PHP
• Essential PHP - Krzysztof Kowalczyk, StackOverflow Contributors
• PHP 5 Power Programming (PDF)
• PHP Apprentice - Andrew Davis (:construction: in process)
• PHP Best Practices
• PHP Documentor - Documentation - phpdoc.org
• PHP Handbook - Flavio Copes (HTML, PDF)
• PHP Internals Book
• PHP Notes for Professionals - Compiled from StackOverflow Documentation (PDF)
• PHP Pandas - Dayle Rees
• PHP Programming - Wikibooks
• PHP Reference: Beginner to Intermediate PHP5 - Mario Lurig (PDF)
• PHP Security Guide
• PHP: The Right Way
• PHPUnit Manual - Sebastian Bergmann (PDF)
• Practical PHP Programming
• Practical PHP Testing
• Survive The Deep End: PHP Security
• Using Libsodium in PHP Projects

CakePHP

• CakePHP Cookbook 2.x (PDF)

CodeIgniter

• CodeIgniter 3 User Guide
• CodeIgniter 4 User Guide

Drupal

• Drupal at your Fingertips - Selwyn Polit, Drupal Community Contributors
• The Tiny Book of Rules (PDF)

Laravel

• 100 (and counting) Laravel Quick Tips - Povilas Korop / LaravelDaily Team (PDF)
• Laravel Best Practices
• Laravel: Code Bright - Dayle Rees
• Laravel: Code Happy - Dayle Rees
• Laravel: Code Smart - Dayle Rees
• Laravel Tips and Tricks - Bobby Iliev (Markdown, PDF)
• Learning Laravel - Compiled from StackOverflow Documentation (PDF)

Symfony

• Symfony 5.4: The Fast Track
• Symfony 6.2: The Fast Track
• The Symfony Best practices 4.1.x (PDF) (:card_file_box: archived)
• The Symfony Book 2.8.x
• The Symfony Book 3.4.x
• The Symfony Book 4.4.x

Yii

• The Definitive Guide to Yii 2.0 - Yii Software (PDF)

Zend

• Using Zend Framework 3

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