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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

mysql_select_database doesn't exist. Closest matches:

mysql_select_db
mysql_list_dbs
mysql_list_tables
mysql_field_table
mysql_set_charset
mysql_data_seek
mysql_xdevapi_databaseobject
mysqli_set_opt
mysqli_execute
mysql_insert_id
yaz_database
mysql_xdevapi_table
mysql_field_seek
mysql_field_name
mysql_field_type
mysql_db_name
mysql_stat
mysql_fetch_assoc
mysql_fetch_array
mysql_field_flags
mysql_xdevapi_executable
mysql_xdevapi_tableinsert
mysqli_stmt
mysqli_get_links_stats
mysql_field_len
mysql_tablename
mysql_create_db
mysql_fetch_lengths
xml_set_character_data_handler
sqlsrv_send_stream_data

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