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PHP 8.4.1 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

http:/nl3.php.net/substr doesn't exist. Closest matches:

grapheme_substr
mb_http_input
eventhttprequest
substr
iconv_substr
openssl_csr_get_subject
imap_getsubscribed
oauth_get_sbs
eventhttpconnection
imap_listsubscribed
swoole_http_request
pspell_suggest
php_incomplete_class
pcntl_get_last_error
ftp_nlist
mb_substr
fann_get_errstr
ldap_next_entry
trader_cdl3linestrike
splsubject
imap_unsubscribe
fann_subset_train_data
date_sunset
ftp_connect
ldap_result
ldap_result_entry
fann_reset_errstr
ldap_parse_result
openssl_pkey_get_public
htmlentities

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