PHP and ASP/ASP.NET have emerged as the two primary applicationdevelopment frameworks for developing web applications. PHP is opensource, and it is the most popular Apache module in use, by far. This bookcovers the key topics that developers familiar with basic PHP syntax need tomaster to become fully productive and effective with PHP 5. These topicsinclude customizing PHP through writing PHP extensions, object-orientedPHP programming, using and building PEAR components, PHP shellscripting, and XML with PHP. Simply put: Readers will understand how toextend PHP to meet the needs of any development project, no matter howcomplex