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PHP 8.1.34 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

~jani/patches/bug31440.php_head_patch doesn't exist. Closest matches:

apache_response_headers
apache_request_headers
opcache_get_status
opcache_invalidate
ps_shading_pattern
realpath_cache_get
opcache_is_script_cached
apache_setenv
apache_getenv
fann_duplicate_train_data
ps_end_pattern
fann_test_data
mailparse_msg_extract_part
iptcembed
ps_end_template
componere_patch
imap_fetchheader
mailparse_msg_get_part
svn_fs_check_path
imap_header
imap_search
apache_note
ps_add_launchlink
apache_lookup_uri
ps_end_page
rnp_load_keys_from_path
session_save_path
imap_mime_header_decode
imap_thread
mailparse_stream_encode

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