Zend Server Extension List - PHP 5.5

Arbitrary precision mathematics functions based on the bcmatch (Binary Calculator) library

The bzip2 functions are used to transparently read and write bzip2 (.bz2) compressed files and streams

The calendar extension provides functions that simplify conversion between different calendar formats

Core PHP functionality

Character Classifications - Checks whether a character or string falls into a certain character class according to the current locale

Enables you to connect to and communicate with different types of servers using various protocols - for example HTTP and FTP

Enables various date and time related functions that can handle retrieving the time, date formatting and more

Enables operating on an XML document using the Document Object Model (DOM) API

Provides access to all IBM i system resources such as RPG/COBOL/CL programs, database files / tables, spooled files, data queue and more

Provides a set of string pattern matching functions using POSIX extended regular expressions.

Enables access to image EXIF (Exchangeable Image File Format) meta data

Allows retrieval of information regarding many different file types. This information includes file type and encoding, as well as more specific information such as dimensions, quality or length

Provides a set of functions for validating and filtering data coming from insecure sources, such as user inputs

Provides low-level client access to FTP (File Transfer Protocol) servers

Enables creation, manipulation and streaming of images and graphics in various formats

Provides a set of functions that allow internationalization of PHP applications through the GNU gettext API

Enables direct or incremental processing of arbitrary length messages using a variety of hashing algorithms

Enables conversion between different character sets using the iconv library

Provides mail and news access through the IMAP, POP3 and NNTP protocols

Provides Unicode and global localization support to PHP applications using the ICU library

Implements the JavaScript Object Notation (JSON) data-interchange format

Provides access to LDAP (Lightweight Directory Access Protocol) based directory servers; Based on the OpenLDAP library

Provides basic API and infrastructure for other XML processing extensions

Enables manipulation of strings encoded in multi-byte character encoding schemes

Provides support for multiple encryption algorithms using the mcrypt library

Provides legacy access to MySQL database servers. For new applications it is recommended to use the 'mysqli' extension

MySQL Improved - Provides access to MySQL database servers. Enables the functionality provided by MySQL 4.1 and above

This module utilizes the OpenSSL library for generation and verification of signatures and for encrypting and decrypting data and streams

Provides a set of functions for string matching and manipulation based on Perl Compatible Regular Expressions syntax

Base PDO (PHP Data Objects) Driver - Defines a lightweight, consistent interface for accessing databases in PHP

PDO (PHP Data Objects) driver that enable access from PHP to MySQL database servers

PDO (PHP Data Objects) driver that enable access from PHP to PostgreSQL database servers

PDO (PHP Data Objects) driver that enable access from PHP to SQLite database files

Provides access to PostgreSQL database servers

Allows running of complete PHP applications out of .phar package files

Contains an interface to functions defined in the IEEE 1003.1 (POSIX.1) standards document which are not accessible through other means

Adds the ability to reverse-engineer classes, interfaces, functions and methods as well as extensions

Enables data persistence between consecutive requests of the same user session

The SimpleXML extension provides a very simple and easily usable toolset to convert XML to an object that can be processed with normal property selectors and array iterators

The SOAP extension can be used to implement SOAP Servers and Clients

The socket extension implements a set of low-level socket communication functions, providing the possibility to act as a socket server as well as a client

SPL is a collection of interfaces and classes that can be used to solve standard problems

Enables usage of the SQLite Embeddable SQL Database Engine. Can be used for SQL database access without running a separate RDBMS process

Standard PHP functions

Tidy HTML Clean and Repair - enables you to not only clean and otherwise manipulate HTML documents, but also traverse the document tree

The tokenizer functions provide an interface to the PHP tokenizer embedded in the Zend Engine. Using these functions you may write your own PHP source analyzing or modification tools without having to deal with the language specification at the lexical level

Enables the creation of event-based XML document parsers using the SAX XML interface

The XMLReader extension is an XML Pull parser. The reader acts as a cursor going forward on the document stream and stopping at each node on the way.

Provides a non-cached, forward-only writer for generating streams or files containing XML data in an efficient manner

The XSL extension implements the XSL standard, performing XSLT transformations using the libxslt library

ZIP Archives - Enables you to transparently read ZIP compressed archives and the files inside them

Enables you to transparently read and write gzip (.gz) compressed files, through versions of most of the filesystem functions which work with gzip-compressed files

These functions allow you to work with arbitrary-length integers using the GNU MP library

Enables image creation and manipulation using the ImageMagick API

Provides access to memcached - a highly efficient memory based caching daemon

Provides access to MS SQL Server database; Based on the open-source FreeTDS library

Provides access to several database servers through the Unified ODBC interface

Process Control Functions - Process Control support in PHP implements the Unix style of process creation, program execution, signal handling and process termination

PDO (PHP Data Objects) driver that enable access from PHP to MSSQL and other databases accessible through the FreeDTS interface

Provides spell checking and dictionary management functionality based on the pspell library

Shared Memory - Shmop is an easy-to-use set of functions that allows PHP to read, write, create and delete Unix shared memory segments

Enables System V messages support - The messaging functions may be used to send and receive messages to/from other processes. They provide a simple and effective means of exchanging data between processes, without the need for setting up an alternative using Unix domain sockets

Enables System V semaphore support - Semaphores may be used to provide exclusive access to resources on the current machine, or to limit the number of processes that may simultaneously use a resource

Enables System V shared memory support - Shared memory may be used to provide access to global variables

Provides a mechanism for keeping track and showing progress when uploading files

WDDX (Web Distributed Data Exchange) - These functions are intended for work with the WDDX data exchange format

Provides a set of functions that can be used to write XML-RPC servers and clients

Provides functions that enable you to access the IBM DB2 Universal Database, IBM Cloudscape, and Apache Derby databases using the DB2 Call Level Interface

PDO (PHP Data Objects) driver that enable access from PHP to IBM databases

Data handling and configuration directives

Error reporting and logging directives

File system, streams, and uploads directives

Language and script configuration directives

Assorted directives

Path and directory configuration directives

Resource limitations and performance tuning directives

PHP safe mode directives

User defined and unknown directives