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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

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xdiff_string_diff
ssh2_send_eof
ftp_login
xdiff_string_bdiff
shmop_size
imap_msgno
xdiff_string_rabdiff
shmop_write
gmp_pow
is_long
gmp_neg
phpinfo
ps_show
gmp_binomial
php_sapi_name
gmp_sign
ftp_site
ps_show2
gmp_powm
sapi_windows_cp_is_utf8
pg_get_notify
ftp_size
phpdbg_start_oplog
is_soap_fault
xdiff_string_bdiff_size
ssh2_scp_send
xdiff_string_diff_binary
imap_mailboxmsginfo
sapi_windows_cp_get
geoip_database_info

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