PHP Resources at DevShed A good set of articles introducing various PHP concepts phpWizard PHP Tutorials, scriptlets, quick reference, plus they are the keepers of phpMyAdmin, a very cool web app written in PHP to make managing mySQL databases much easier. LinuxGuruz Has some great info on PHP, including PHP and mySQL tutorials. Plus, their innovative web-based admin interface gives you complete control over creating mySQL databases and assigning users. Includes PHP 4.x. First half deals with the basics, including installation, database interfacing, session management, etc.
Second half deals with an example commerce website, creating a shopping cart application.
Excellent PHP book to start your development with. PHP 4 Bible Part Cookbook, part primer. A good reference book. Really goes into depth on field types, as well as how to use the command-line administration tools. 4.0 A more advanced PHP 4.0 book.