PHP, which stands for "PHP: Hypertext Preprocessor" is a widely-used Open Source general-purpose scripting language that is especially suited for Web development and can be embedded into HTML. Its syntax draws upon C, Java, and Perl, and is easy to learn. The main goal of the language is to allow web developers to write dynamically generated webpages quickly, but you can do much more with PHP.This BOOK consists primarily of a function reference, but also contains a language reference, explanations of some of PHP's major features, and other supplemental information. This Book Also Describes Introduction to the MySQL PHP APIPHP is a server-side, HTML-embedded scripting language that may be used to create dynamic Web pages. It is available for most operating systems and Web servers, and can access most common databases, including MySQL. PHP may be run as a separate program or compiled as a module for use with a Web server.This Book Contents PHP Introduction 1 Getting Started2 Language Reference3 FeaturesMYSQL1 Introduction to the MySQL PHP API ................................................................................................2 Overview of the MySQL PHP drivers ...............................................................................................3 MySQL Improved Extension ...........................................................................................................3.4 The mysqli Extension and Persistent Connections ................................................................3.5Predefined Constants .........................................................................................................3.6Notes.................................................................................................................................3.7 The MySQLi Extension Function Summary ..........................................................................3.8Examples ...........................................................................................................................3.8.MySQLi extension basic examples ...........................................................................