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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 Function List
function.add_to_head
doesn't exist. Closest matches:
function_exists
runkit7_function_add
imap_thread
runkit7_function_rename
commonmark_node_heading
enchant_dict_add_to_personal
cubrid_lob2_read
eio_nthreads
cubrid_lock_read
runkit7_function_redefine
runkit7_function_copy
curl_multi_add_handle
ui_controls_check
connection_status
eio_readahead
uopz_function
ftruncate
cal_to_jd
yaf_exception_routerfailed
reflectionfunctionabstract
connection_aborted
reflectiontype
yaf_exception_loadfailed_module
zend_thread_id
enchant_dict_add_to_session
fdf_header
runkit7_function_remove
reflectionattribute
reflectiongenerator
reflectionnamedtype
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