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This is the official PHP Manual of PHP.net.

• Copyright
• PHP Manual
  • Preface
• Getting Started
  • Introduction
  • A simple tutorial
• Installation and Configuration
  • General Installation Considerations
  • Installation on Unix systems
  • Installation on Mac OS X
  • Installation on Windows systems
  • Installation of PECL extensions
  • Problems?
  • Runtime Configuration
• Language Reference
  • Basic syntax
  • Types
  • Variables
  • Constants
  • Expressions
  • Operators
  • Control Structures
  • Functions
  • Classes and Objects (PHP 4)
  • Classes and Objects (PHP 5)
  • Namespaces
  • Exceptions
  • References Explained
  • Predefined variables
  • Predefined Exceptions
  • Context options and parameters
• Security
  • Introduction
  • General considerations
  • Installed as CGI binary
  • Installed as an Apache module
  • Filesystem Security
  • Database Security
  • Error Reporting
  • Using Register Globals
  • User Submitted Data
  • Magic Quotes
  • Hiding PHP
  • Keeping Current
• Features
  • HTTP authentication with PHP
  • Cookies
  • Sessions
  • Dealing with XForms
  • Handling file uploads
  • Using remote files
  • Connection handling
  • Persistent Database Connections
  • Safe Mode
  • Using PHP from the command line
• Function Reference
  • Affecting PHP’s Behaviour
  • Audio Formats Manipulation
  • Authentication Services
  • Calendar and Event Related Extensions
  • Command Line Specific Extensions
  • Compression and Archive Extensions
  • Credit Card Processing
  • Cryptography Extensions
  • Database Extensions
  • File System Related Extensions
  • Human Language and Character Encoding Support
  • Image Processing and Generation
  • Mail Related Extensions
  • Mathematical Extensions
  • Non-Text MIME Output
  • Process Control Extensions
  • Other Basic Extensions
  • Other Services
  • Search Engine Extensions
  • Server Specific Extensions
  • Session Extensions
  • Text Processing
  • Variable and Type Related Extensions
  • Web Services
  • Windows Only Extensions
  • XML Manipulation
• PHP at the Core: A Hacker’s Guide to the Zend Engine
  • Preface
  • The “counter” Extension - A Continuing Example
  • The PHP 5 build system
  • Extension structure
  • Memory management
  • Working with variables
  • Writing functions
  • Working with classes and objects
  • Working with resources
  • Working with INI settings
  • Working with streams
  • PDO Driver How-To
  • Extension FAQs
  • Zend Engine 2 API reference
  • Zend Engine 1
  • The future: PHP 6 and Zend Engine 3
• FAQ — FAQ: Frequently Asked Questions
  • General Information
  • Mailing lists
  • Obtaining PHP
  • Database issues
  • Installation
  • Build Problems
  • Using PHP
  • PHP and HTML
  • PHP and COM
  • PHP and other languages
  • Migrating from PHP 4 to PHP 5
  • Miscellaneous Questions
• Appendices
  • History of PHP and related projects
  • Migrating from PHP 5.1.x to PHP 5.2.x
  • Migrating from PHP 5.0.x to PHP 5.1.x
  • Migrating from PHP 4 to PHP 5
  • Debugging in PHP
  • Configure options
  • php.ini directives
  • Extension Categorization
  • List of Function Aliases
  • List of Reserved Words
  • List of Resource Types
  • List of Supported Protocols/Wrappers
  • List of Available Filters
  • List of Supported Socket Transports
  • PHP type comparison tables
  • List of Parser Tokens
  • Userland Naming Guide
  • About the manual
  • Creative Commons Attribution 3.0
  • Function Index