Hyper Global Array variable

$_get[] Get an array of variables submitted with the Get method

$_post[] Get an array of variables submitted with the POST method

$_cookie[] Get and set the COOKIE ID of the current Web site

$_session[] A unique identifier for the current user access, expressed as an array, such as SessionID and custom SESSION data

$_env[] Current PHP environment variable array

$_server[] array of current PHP server variables

$_files[] parameter values submitted to the current script when uploading a file, as an array (HTTP protocol submitted)

$_request[] contains all requests submitted by the current script, $_get, $_post, $_cookie, $_session all actions

$GLOBALS [] contains references to all super global variables that are executing the script

Hyper Global Array variable