PHP Manual
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LX. PHP options & information

Table of Contents
assert — Checks if assertion is false
assert_options — Set/get the various assert flags
extension_loaded — find out whether an extension is loaded
dl — load a PHP extension at runtime
getenv — Get the value of an environment variable
get_cfg_var — Get the value of a PHP configuration option.
get_current_user — Get the name of the owner of the current PHP script.
get_magic_quotes_gpc — Get the current active configuration setting of magic quotes gpc.
get_magic_quotes_runtime — Get the current active configuration setting of magic_quotes_runtime.
getlastmod — Get time of last page modification.
getmyinode — Get the inode of the current script.
getmypid — Get PHP's process ID.
getmyuid — Get PHP script owner's UID.
getrusage — Get the current resource usages.
ini_alter — Change the value of a configuration option
ini_get — Get the value of a configuration option
ini_restore — Restore the value of a configuration option
ini_set — Set the value of a configuration option
phpcredits — Prints out the credits for PHP.
phpinfo — Output lots of PHP information.
phpversion — Get the current PHP version.
php_logo_guid — Get the logo guid
php_sapi_name — Returns the type of interface between web server and PHP
php_uname — Returns information about the operating system PHP was built on
putenv — Set the value of an environment variable.
set_magic_quotes_runtime — Set the current active configuration setting of magic_quotes_runtime.
set_time_limit — limit the maximum execution time
zend_logo_guid — Get the zend guid
get_defined_constants — Returns an associative array with the names of all the constants and their values.
get_loaded_extensions — Returns an array with the names of all modules compiled and loaded
get_extension_funcs — Returns an array with the names of the functions of a module
get_required_files — Returns an array with the names of the files require_once()'d or included_once()'d in a script
get_included_files — Returns an array with the names of the files include_once()'d in a script
zend_version — Get the version of the current Zend engine.

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