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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

https:/secure.php.net/elephpant.php doesn't exist. Closest matches:

openssl_cipher_key_length
ssh2_sftp_realpath
http_response_code
openssl_cipher_iv_length
restore_include_path
swoole_client_select
cubrid_fetch_lengths
ps_end_template
componere_patch
ps_setflat
set_include_path
recursiveiterator
ps_begin_template
ps_closepath
eio_realpath
swoole_http_client
cubrid_next_result
sqlsrv_next_result
closedgeneratorexception
pspell_store_replacement
ibase_free_event_handler
http_get_last_response_headers
socket_select
ps_setoverprintmode
eventhttpconnection
ps_setlinecap
sodium_crypto_pwhash_str_needs_rehash
str_decrement
http_clear_last_response_headers
sodium_crypto_pwhash

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