Extension List/CategorizationThis
appendix categorizes more than 150 extensions documented in the PHP
Manual by several criteria.'>
Alphabetical'>
Purpose'>
Basic PHP Extensions'>
Variable and Type Related Extensions'>
Text Processing'>
Affecting PHP's Behaviour">
Session Extensions'>
Other Basic Extensions'>
Database Extensions'>
Abstraction Layers'>
Vendor Specific Database Extensions'>
XML Manipulation'>
Web Services'>
Credit Card Processing'>
Math and Cryptography'>
Mathematical Extensions'>
Cryptography Extensions'>
Human Language and Character Encoding Support'>
File System and Process Control'>
File System Related Extensions'>
Process Control Extensions'>
Accessing Services'>
Mail Related Extensions'>
Authentication Services'>
Other Services'>
Compression and Archive Extensions'>
Date and Time Related Extensions'>
Utilization Area Specific Extensions'>
Non-Text MIME Output'>
Image Processing and Generation'>
Audio Formats Manipulation'>
Command Line Specific Extensions'>
Windows Only Extensions'>
Server Specific Extensions'>
Membership'>
Core ExtensionsThese
are not actual extensions. They are part of the PHP core and cannot be
left out of a PHP binary with compilation options.'>
Bundled ExtensionsThese
extensions are bundled with PHP.'>
External ExtensionsThese
extensions are bundled with PHP but in order to compile them, external libraries will be needed.'>
PECL ExtensionsThese
extensions are available from PECL. They may require external libraries. More PECL
extensions exist but they are not documented in the PHP manual yet.'>
StateThis part lists extensions not
intended for the production use - they are either too "old" (deprecated) or
"new" (experimental).'>
Deprecated ExtensionsThese
extensions have been deprecated usually in the favor of some other extensions.'>
Experimental ExtensionsThe
behaviour of these extensions - including the names of their functions and anything
else documented about these extensions - may change without notice in a future release
of PHP. Use these extensions at your own risk.'>