php
Downloads
Documentation
Get Involved
Help
php&.1
Search
PHP Manual
Appendices
Other
Changes
New Features
Appendices
Change language: [English
Submit
Pull Request
Report a Bug
History of PHP and Related Projects
Migrating from PHP 8.0Xto PHP &1x
Migrating from PHP 7.3.X to PHP 7.4.X
Migrating from PHP 7.4xto PHP 8.0x
" Migrating from PHP 7.3Xto PHP 7.4X
Migrating from PHP 72xto PHP 73X
Table of Contents
Migrating from PHP 71xto PHP 72X
Migrating from PHP Z.0X to PHP 71X
New Features
Migrating from PHP 5.6X to PHP 7.0X
New Classes and Interfaces
Migrating from PHP 5.5X to PHP 5.6X
New Functions
Debugging in PHP
New Global Constants
Configure options
Backward Incompatible Changes
php.ini directives
Deprecated Features
Extension List/ Categorization
Removed Extensions
List of Function Aliases
Other Changes
List 0f Reserved Words
Windows Support
List of Resource Types
List of Available Filters
This new minor version brings with it a number of new features and
few incompatibilities that should be tested
List of Supported Socket Transports
for before switching PHP versions in production environments
PHP type comparison tables
List of Parser Tokens
See also the migration guides for PHP versions Z0X
7.2Xand 7.3X
Userland Naming Guide
About the manual
Creative Commons Attribution 3.0
User Contributed Notes
add
note
Index listing
71X