PHP 7.2 Docs

PHP 7.2 Documentation Table of Contents Copyright PHP Manual - Preface Getting Started - Introduction - A simple tutorial Installation and Configuration - General Installation Considerations - Installation on Unix systems - Installation on macOS - Installation on Windows systems - Installation on Cloud Computing platforms - FastCGI Process Manager (FPM) - Installation of PECL extensions - Problems? - Runtime Configuration Language Reference - Basic syntax - Types - Variables - Constants - Expressions - Operators - Control Structures - Functions - Classes and Objects - Namespaces - Errors - Exceptions - Generators - References Explained - Predefined Variables - Predefined Exceptions - Predefined Interfaces and Classes - 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 - Using Register Globals - User Submitted Data - Magic Quotes - Hiding PHP - Keeping Current Features - HTTP authentication with PHP - Cookies - Sessions - Dealing with XForms - Handling file uploads - Using remote files - Connection handling - Persistent Database Connections - Safe Mode - Command line usage — Using PHP from the command line - Garbage Collection - DTrace Dynamic Tracing Function Reference - Affecting PHP's Behaviour - Audio Formats Manipulation - Authentication Services - Command Line Specific Extensions - Compression and Archive Extensions - Credit Card Processing - 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 PHP at the Core: A Hacker's Guide - Preface - Memory management - Working with Variables - Writing Functions - Writing Classes - Working with Resources - Working with INI settings - Working with streams - The "counter" Extension - A Continuing Example - The PHP 5 build system - Extension structure - PDO Driver How-To - Extension FAQs - Zend Engine 2 API reference - Zend Engine 2 Opcodes - Zend Engine 1 FAQ — FAQ: Frequently Asked Questions - General Information - Mailing lists - Obtaining PHP - Database issues - Installation - Build Problems - Using PHP - Password Hashing — Safe Password Hashing - PHP and HTML - PHP and COM - Miscellaneous Questions Appendices - History of PHP and Related Projects - Migrating from PHP 7.2.x to PHP 7.3.x - Migrating from PHP 7.1.x to PHP 7.2.x - Migrating from PHP 7.0.x to PHP 7.1.x - Migrating from PHP 5.6.x to PHP 7.0.x - Migrating from PHP 5.5.x to PHP 5.6.x - Migrating from PHP 5.4.x to PHP 5.5.x - Migrating from PHP 5.3.x to PHP 5.4.x - Migrating from PHP 5.2.x to PHP 5.3.x - Migrating from PHP 5.1.x to PHP 5.2.x - Migrating from PHP 5.0.x to PHP 5.1.x - Migrating from PHP 4 to PHP 5.0.x - Debugging in PHP - Configure options - php.ini directives - Extension List/Categorization - List of Function Aliases - List of Reserved Words - List of Resource Types - List of Available Filters - List of Supported Socket Transports - PHP type comparison tables - List of Parser Tokens - Userland Naming Guide - About the manual - Creative Commons Attribution 3.0 - Index listing - Changelog