A rapid and easy-to-follow introductory tutorial to help you use PHP code to create your first Joomla! extensions: modules, components, and plugins. This book is suitable for PHP programmers who want to take their first step in customizing and extending the features of Joomla! through custom PHP development. It is not a reference guide for advanced Joomla! developers. You need only the basics of PHP programming; no experience of developing Joomla! extensions is assumed. You are expected to be familiar with the general operation of Joomla!