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PHP 8.5.2 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

kentfeng/learningnotes/tree/master/part3 doesn't exist. Closest matches:

fann_get_learning_momentum
ignore_user_abort
fann_reset_errstr
fann_get_learning_rate
fann_create_sparse
fann_get_sarprop_temperature
fann_test_data
fann_get_layer_array
pcntl_get_last_error
trader_cdleveningdojistar
fann_get_errstr
fann_get_rprop_decrease_factor
trader_linearreg_intercept
intlcodepointbreakiterator
fann_set_learning_momentum
trader_cdleveningstar
recursivetreeiterator
openal_context_create
fann_reset_errno
opensslcertificatesigningrequest
random_engine_xoshiro256starstar
fann_set_learning_rate
mb_ereg_search_getregs
intlbreakiterator
fann_get_mse
random_engine_pcgoneseq128xslrr64
fann_get_train_stop_function
fann_set_sarprop_temperature
fann_destroy_train
eio_get_last_error

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