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PHP 8.4.2 Released!
Getting Started
Introduction
A simple tutorial
Language Reference
Basic syntax
Types
Variables
Constants
Expressions
Operators
Control Structures
Functions
Classes and Objects
Namespaces
Enumerations
Errors
Exceptions
Fibers
Generators
Attributes
References Explained
Predefined Variables
Predefined Exceptions
Predefined Interfaces and Classes
Predefined Attributes
Context options and parameters
Supported Protocols and Wrappers
Security
Introduction
General considerations
Installed as CGI binary
Installed as an Apache module
Session Security
Filesystem Security
Database Security
Error Reporting
User Submitted Data
Hiding PHP
Keeping Current
Features
HTTP authentication with PHP
Cookies
Sessions
Handling file uploads
Using remote files
Connection handling
Persistent Database Connections
Command line usage
Garbage Collection
DTrace Dynamic Tracing
Function Reference
Affecting PHP's Behaviour
Audio Formats Manipulation
Authentication Services
Command Line Specific Extensions
Compression and Archive Extensions
Cryptography Extensions
Database Extensions
Date and Time Related Extensions
File System Related Extensions
Human Language and Character Encoding Support
Image Processing and Generation
Mail Related Extensions
Mathematical Extensions
Non-Text MIME Output
Process Control Extensions
Other Basic Extensions
Other Services
Search Engine Extensions
Server Specific Extensions
Session Extensions
Text Processing
Variable and Type Related Extensions
Web Services
Windows Only Extensions
XML Manipulation
GUI Extensions
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PHP-Handbuch
Anhang
Migrating from PHP 8.3.x to PHP 8.4.x
Change language:
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Other
New Classes, Enums, and Interfaces
Core
Deprecated
RequestParseBodyException
BCMath
BcMath\Number
DBA
Dba\Connection
DOM
Dom\HTMLDocument
Dom\XMLDocument
Dom\Document
Dom\ParentNode
Dom\ChildNode
Dom\Implementation
Dom\Node
Dom\NodeList
Dom\NamedNodeMap
Dom\DtdNamedNodeMap
Dom\HTMLCollection
Dom\AdjacentPosition
Dom\Element
Dom\HTMLElement
Dom\Attr
Dom\CharacterData
Dom\Text
Dom\CDATASection
Dom\ProcessingInstruction
Dom\Comment
Dom\DocumentType
Dom\DocumentFragment
Dom\Entity
Dom\EntityReference
Dom\Notation
Dom\TokenList
Dom\NamespaceInfo
Dom\XPath
ODBC
Odbc\Connection
Odbc\Result
PCNTL
Pcntl\QosClass
(macOS only)
PDO_DBLIB
Pdo\DbLib
PDO_FIREBIRD
Pdo\Firebird
PDO_MYSQL
Pdo\Mysql
PDO_ODBC
Pdo\Odbc
PDO_PGSQL
Pdo\Pgsql
PDO_SQLITE
Pdo\Sqlite
Reflection
ReflectionConstant
SOAP
Soap\Url
Soap\Sdl
Standard
RoundingMode
StreamBucket
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