(PHP 4, PHP 5, PHP 7) Gets the current PHP version
(PHP 4, PHP 5, PHP 7) Sets the value of a configuration option
(PHP 4, PHP 5) Sets the current active configuration setting of magic_quotes_runtime
(PHP 5, PHP 7 >= 5.5.0, PHP 7) Sets the process title
(PHP 4 >= 4.1.0, PHP 5, PHP 7) Returns an associative array with the names of all the constants and their
(PHP 4, PHP 5, PHP 7) Returns an array with the names of included or required files
(PHP 4, PHP 5, PHP 7) Gets the version of the current Zend engine
(PHP 4, PHP 5, PHP 7) Set/get the various assert flags
(PHP 4, PHP 5, PHP 7) Returns an array with the names of all modules compiled and loaded
(PHP 4, PHP 5, PHP 7) Gets the value of an environment variable
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