PHP Essentials

• About this Book
• Intended Audience

1. The History of PHP
   • The Creation of PHP
   • PHP 3 Hits the Big Time
   • PHP 4 - Optimization, Scalabilty and More
   • PHP 5 - Object Orientation, Error Handling and XML
   • How Popular is PHP?
2. An Overview of PHP
   • What Exactly is PHP?
   • How Does PHP Work?
   • Why is PHP so Useful?
   • Summary
3. Creating a Simple PHP Script
   • The PHP Code Delimiters
   • Testing the PHP Installation
   • Emdedding PHP into an HTML File
   • Embedding HTML into a PHP Script
   • Summary
4. Commenting PHP Code
   • PHP Single Line Comments
   • PHP Multi-line Comments
   • Summary
5. An Introduction to PHP Variables
   • Naming and Creating a Variable in PHP
   • Assigning a Value to a PHP Variable
   • Accessing PHP Variable Values
   • Changing the Type of a PHP Variable
   • Checking Whether a Variable is Set
6. Understanding PHP Variable Types
   • The PHP Integer Variable Type
   • [Understanding PHP Variable Types|The PHP Float Variable Type]]
   • [Understanding PHP Variable Types|The PHP Boolean Variable Type]]
   • [Understanding PHP Variable Types|The PHP String Variable]]
   • [Understanding PHP Variable Types|Extracting and Writing String Fragments]]
   • [Understanding PHP Variable Types|Creating PHP heredoc Strings]]

• PHP Constants
• PHP Operators
• PHP Flow Control and Looping
• PHP Functions
• PHP Arrays
• Working with Strings and Text in PHP
• PHP, Filesystems and File I/O
• Working with Directories in PHP
• An Overview of HTML Forms
• PHP and HTML Forms
• PHP and Cookies - Creating, Reading and Writing
• Understanding PHP Sessions
• PHP Object Oriented Programming
• Using PHP with MySQL
• PHP and SQLite