ServerVariables Example
Print the values of server variables.
HTML; } else { echo <<
Variable
Value
PHP_SELF
$_SERVER[PHP_SELF]
QUERY_STRING
$_SERVER[QUERY_STRING]
SERVER_NAME
$_SERVER[SERVER_NAME]
DOCUMENT_ROOT
$_SERVER[DOCUMENT_ROOT]
REMOTE_ADDR
$_SERVER[REMOTE_ADDR]
HTTP_REFERER
$_SERVER[HTTP_REFERER]
HTTP_USER_AGENT
$_SERVER[HTTP_USER_AGENT]
HTML; } ?>