Function Reference

Tip

See also Extension List/Categorization.

Affecting PHP's Behaviour
- APCu — APC User Cache
- Componere
- Error Handling — Error Handling and Logging
- FFI — Foreign Function Interface
- OPcache
- Operator Overloading — Operator Overloading for Objects
- Output Control — Output Buffering Control
- PHP Options/Info — PHP Options and Information
- phpdbg — Interactive PHP Debugger
- runkit7
- uopz — User Operations for Zend
- WinCache — Windows Cache for PHP
- Xhprof — Hierarchical Profiler
- Yac
Audio Formats Manipulation
- OpenAL — OpenAL Audio Bindings
Authentication Services
- Radius
Command Line Specific Extensions
- Readline — GNU Readline
Compression and Archive Extensions
- Bzip2
- LZF
- Phar
- Rar — Rar Archiving
- Zip
- Zlib — Zlib Compression
Cryptography Extensions
- Hash — HASH Message Digest Framework
- Mcrypt
- Mhash
- OpenSSL
- Password Hashing
- Rnp
- Sodium
- Xpass
Database Extensions
- Abstraction Layers
- Vendor Specific Database Extensions
Date and Time Related Extensions
- Calendar
- Date/Time — Date and Time
- HRTime — High resolution timing
File System Related Extensions
- Direct IO
- Directories
- Fileinfo — File Information
- Filesystem
- Inotify
- xattr
- xdiff
Human Language and Character Encoding Support
- Enchant — Enchant spelling library
- Gender — Determine gender of firstnames
- Gettext
- iconv
- intl — Internationalization Functions
- Multibyte String
- Pspell
- Recode — GNU Recode
Image Processing and Generation
- Exif — Exchangeable image information
- GD — Image Processing and GD
- Gmagick
- ImageMagick — Image Processing (ImageMagick)
Mail Related Extensions
- IMAP — IMAP, POP3 and NNTP
- Mail
- Mailparse
Mathematical Extensions
- BC Math — BCMath Arbitrary Precision Mathematics
- GMP — GNU Multiple Precision
- Math — Mathematical Functions
- Statistics
- Trader — Technical Analysis for Traders
Non-Text MIME Output
- FDF — Forms Data Format
- GnuPG — GNU Privacy Guard
- wkhtmltox
- PS — PostScript document creation
- RpmInfo
- XLSWriter
Process Control Extensions
- Eio
- Ev
- Expect
- PCNTL — Process Control
- POSIX
- Program execution — System program execution
- parallel
- pthreads
- Semaphore — Semaphore, Shared Memory and IPC
- Shared Memory
- Sync
Other Basic Extensions
- GeoIP — Geo IP Location
- FANN — FANN (Fast Artificial Neural Network)
- Igbinary
- JSON — JavaScript Object Notation
- Simdjson
- Lua
- LuaSandbox
- Misc. — Miscellaneous Functions
- Random — Random Number Generators and Functions Related to Randomness
- Seaslog
- SPL — Standard PHP Library (SPL)
- Streams
- Swoole
- Tidy
- Tokenizer
- URI
- URLs
- V8js — V8 Javascript Engine Integration
- Yaml — YAML Data Serialization
- Yaf — Yet Another Framework
- Yaconf
- Taint
- Data Structures
- var_representation
Other Services
- cURL — Client URL Library
- Event
- FTP
- Gearman
- LDAP — Lightweight Directory Access Protocol
- Memcache
- Memcached
- mqseries
- Network
- RRD — RRDtool
- ScoutAPM
- SNMP
- Sockets
- SSH2 — Secure Shell2
- Stomp — Stomp Client
- SVM — Support Vector Machine
- SVN — Subversion
- TCP — TCP Wrappers
- Varnish
- YAZ
- 0MQ messaging — ZMQ
- ZooKeeper
Search Engine Extensions
- Solr — Apache Solr
Server Specific Extensions
- Apache
- LiteSpeed
- FastCGI Process Manager
Session Extensions
- Sessions — Session Handling
Text Processing
- CommonMark
- Parle — Parsing and lexing
- PCRE — Regular Expressions (Perl-Compatible)
- ssdeep — ssdeep Fuzzy Hashing
- Strings
Variable and Type Related Extensions
- Arrays
- Classes/Objects — Class/Object Information
- Ctype — Character type checking
- Filter — Data Filtering
- Function Handling
- Quickhash
- Reflection
- Variable handling
Web Services
- OAuth
- SOAP
- Yar — Yet Another RPC Framework
- XML-RPC
Windows Only Extensions
- COM — COM and .Net (Windows)
- win32service
XML Manipulation
- DOM — Document Object Model
- libxml
- SimpleXML
- WDDX
- XMLDiff — XML diff and merge
- XML Parser
- XMLReader
- XMLWriter
- XSL
GUI Extensions
- UI