Function Reference

Tip

See also Extension Categorization.

Affecting PHP's Behaviour
- APC — Alternative PHP Cache
- APD — Advanced PHP debugger
- bcompiler — PHP bytecode Compiler
- Error Handling — Error Handling and Logging
- Object overloading — Object property and method call overloading
- Output Control — Output Buffering Control
- inclued — Inclusion hierarchy viewer
- PHP Options/Info — PHP Options and Information
- runkit
Audio Formats Manipulation
- ID3 — ID3 Tags
- oggvorbis — OGG/Vorbis
- OpenAL — OpenAL Audio Bindings
Authentication Services
- KADM5 — Kerberos V
- Radius
Calendar and Event Related Extensions
- Calendar
- Date/Time — Date and Time
Command Line Specific Extensions
- Newt
- Ncurses — Ncurses Terminal Screen Control
- Readline — GNU Readline
Compression and Archive Extensions
- Bzip2
- LZF
- Phar
- Rar — Rar Archiving
- Zip
- Zlib — Zlib Compression
Credit Card Processing
- MCVE — MCVE (Monetra) Payment
- SPPLUS — SPPLUS Payment System
Cryptography Extensions
- Crack — Cracklib
- Hash — HASH Message Digest Framework
- Mcrypt
- Mhash
- OpenSSL
Database Extensions
- Abstraction Layers
- Vendor Specific Database Extensions
File System Related Extensions
- Direct IO
- Directories
- Fileinfo — File Information
- Filesystem
- Mimetype
- xattr
- xdiff
Human Language and Character Encoding Support
- Enchant — Enchant spelling library
- FriBiDi
- Gettext
- i18n — Internationalization
- iconv
- intl — Internationalization Functions
- Multibyte String
- Pspell
- Recode — GNU Recode
- Unicode
Image Processing and Generation
- Exif — Exchangeable image information
- GD — Image Processing (GD)
- ImageMagick — Image Processing (ImageMagick)
Mail Related Extensions
- Cyrus — Cyrus IMAP administration
- IMAP — IMAP, POP3 and NNTP
- Mail
- Mailparse
- vpopmail
Mathematical Extensions
- BC Math — BCMath Arbitrary Precision Mathematics
- GMP — GNU Multiple Precision
- Math — Mathematical Functions
- Statistics
Non-Text MIME Output
- FDF — Forms Data Format
- GnuPG — GNU Privacy Guard
- haru — Haru PDF
- Ming — Ming (flash)
- PDF
- PS — PostScript document creation
- RPM Reader — RPM Header Reading
- SWF — Shockwave Flash
Process Control Extensions
- Program execution — System program execution
- Expect
- PCNTL — Process Control
- POSIX
- Semaphore — Semaphore, Shared Memory and IPC
- Shared Memory
Other Basic Extensions
- GeoIP — Geo IP Location
- JSON — JavaScript Object Notation
- Misc. — Miscellaneous Functions
- Parsekit
- SPL — Standard PHP Library (SPL)
- SPL Types — SPL Type Handling
- Streams
- Tidy
- Tokenizer
- URLs
Other Services
- cURL — Client URL Library
- FAM — File Alteration Monitor
- FTP
- Hyperwave
- Hyperwave API
- HTTP
- Java — PHP / Java Integration
- LDAP — Lightweight Directory Access Protocol
- Lotus Notes
- Memcache
- mqseries
- Gopher — Net Gopher
- Network
- SAM — Simple Asynchronous Messaging
- SNMP
- Sockets
- SSH2 — Secure Shell2
- SVN — Subversion
- TCP — TCP Wrappers
- YAZ
- YP/NIS
Search Engine Extensions
- mnoGoSearch
- Sphinx — Sphinx Client
- Swish — Swish Indexing
Server Specific Extensions
- Apache
- IIS — IIS Administration
- NSAPI
Session Extensions
- Msession — Mohawk Software Session Handler Functions
- Sessions — Session Handling
- Session PgSQL — PostgreSQL Session Save Handler
Text Processing
- BBCode — Bulletin Board Code
- PCRE — Regular Expressions (Perl-Compatible)
- POSIX Regex — Regular Expression (POSIX Extended)
- Strings
Variable and Type Related Extensions
- Arrays
- Classes/Objects — Class/Object Information
- Classkit
- Ctype — Character type checking
- Filter — Data Filtering
- Function Handling
- Object Aggregation — Object Aggregation/Composition
- Variable handling
Web Services
- SCA
- SOAP
- XML-RPC
Windows Only Extensions
- .NET
- COM — COM and .Net (Windows)
- Printer
- W32api
- win32ps
- win32service
XML Manipulation
- DOM — Document Object Model
- DOM XML
- libxml
- qtdom
- SDO — Service Data Objects
- SDO-DAS-Relational — SDO Relational Data Access Service
- SDO DAS XML — SDO XML Data Access Service
- SimpleXML
- WDDX
- XML Parser
- XMLReader
- XMLWriter
- XSL
- XSLT