(PHP 4, PHP 5 < 5.5) Gets the logo guid string

(PHP 4, PHP 5, PHP 7) Prints out the credits for PHP

Dummy for main() There is no function named

(PHP 4, PHP 5, PHP 7) Returns an array with the names of the functions of a module

(PHP 4 >= 4.3.0, PHP 5, PHP 7) Gets options from the command line argument list

(PHP 4, PHP 5, PHP 7) Gets the current configuration setting of magic_quotes_gpc

(PHP 4, PHP 5, PHP 7) Find out whether an extension is loaded

(PHP 4, PHP 5, PHP 7) Loads a PHP extension at runtime

(PHP 4 >= 4.2.0, PHP 5, PHP 7) Gets all configuration options

(PHP 4, PHP 5, PHP 7) Gets the inode of the current script