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PHP 8.3.21 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

xmlwriter-write-dtd doesn't exist. Closest matches:

xmlwriter
xml_parser_create
xml_parser_free
mb_strwidth
xmlrpc_server_create
xml_parser_create_ns
xmlrpc_server_register_method
xmlrpc_server_destroy
simplexmliterator
crypt_preferred_method
stream_filter_register
sqlite3result
mb_strimwidth
xml_get_error_code
filter_id
xmlparser
xmlreader
rewinddir
filteriterator
xml_set_object
proc_terminate
xmlrpc_set_type
trader_wclprice
array_intersect
mysql_thread_id
mysql_insert_id
xmlrpc_get_type
xmlrpc_server_call_method
xml_set_character_data_handler
xml_parse_into_struct

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