Appendices

• History of PHP and Related Projects
  • History of PHP
  • History of PHP related projects
  • Books about PHP
  • Publications about PHP
• Migrating from PHP 8.1.x to PHP 8.2.x
  • New Features
  • New Functions
  • New Global Constants
  • Backward Incompatible Changes
  • Deprecated Features
  • Other Changes
  • Windows Support
• Migrating from PHP 8.0.x to PHP 8.1.x
  • New Features
  • New Classes and Interfaces
  • New Functions
  • New Global Constants
  • Backward Incompatible Changes
  • Deprecated Features
  • Other Changes
• Migrating from PHP 7.4.x to PHP 8.0.x
  • New Features
  • Backward Incompatible Changes
  • Deprecated Features
  • Other Changes
• Migrating from PHP 7.3.x to PHP 7.4.x
  • New Features
  • New Classes and Interfaces
  • New Functions
  • New Global Constants
  • Backward Incompatible Changes
  • Deprecated Features
  • Removed Extensions
  • Other Changes
  • Windows Support
• Migrating from PHP 7.2.x to PHP 7.3.x
  • New Features
  • New Functions
  • New Global Constants
  • Backward Incompatible Changes
  • Deprecated Features
  • Other Changes
  • Windows Support
• Migrating from PHP 7.1.x to PHP 7.2.x
  • New features
  • New functions
  • New global constants
  • Backward incompatible changes
  • Deprecated features in PHP 7.2.x
  • Other changes
• Migrating from PHP 7.0.x to PHP 7.1.x
  • New features
  • New functions
  • New global constants
  • Backward incompatible changes
  • Deprecated features in PHP 7.1.x
  • Changed functions
  • Other changes
  • Windows Support
• Migrating from PHP 5.6.x to PHP 7.0.x
  • Backward incompatible changes
  • New features
  • Deprecated features in PHP 7.0.x
  • Changed functions
  • New functions
  • New Classes and Interfaces
  • New Global Constants
  • Changes in SAPI Modules
  • Removed Extensions and SAPIs
  • Other Changes
• Migrating from PHP 5.5.x to PHP 5.6.x
  • Backward incompatible changes
  • New features
  • Deprecated features in PHP 5.6.x
  • Changed functions
  • New functions
  • OpenSSL changes in PHP 5.6.x
  • Other changes to extensions
  • New global constants
• Debugging in PHP
  • About debugging in PHP
• Configure options
  • List of core configure options
• php.ini directives
  • List of php.ini directives
  • List of php.ini sections
  • Description of core php.ini directives
• Extension List/Categorization
  • Alphabetical
  • Membership
  • State
• List of Function Aliases
• List of Reserved Words
  • List of Keywords
  • Predefined Classes
  • Predefined Constants
  • List of other reserved words
• List of Resource Types
• List of Available Filters
  • String Filters
  • Conversion Filters
  • Compression Filters
  • Encryption Filters
• List of Supported Socket Transports
  • Internet Domain: TCP, UDP, SSL, and TLS
  • Unix Domain: Unix and UDG
• PHP type comparison tables
• List of Parser Tokens
• Userland Naming Guide
  • Global Namespace
  • Rules
  • Tips
• About the manual
  • Formats
  • About user notes
  • How to read a function definition (prototype)
  • PHP versions documented in this manual
  • How to find more information about PHP
  • How to help improve the documentation
  • How we generate the formats
  • Translations
• Creative Commons Attribution 3.0
• Index listing
  • Function and Method listing
  • Example listing
• Changelog