- var_dump: documentation ( source)
<?php
function scope () {
static $globals = null;
if($globals === null) $globals = array(
'_SERVER' => &$_SERVER,
'_ENV' => &$_ENV,
'_REQUEST' => &$_REQUEST,
'_GET' => &$_GET,
'_POST' => &$_POST,
'_COOKIE' => &$_COOKIE,
'_FILES' => &$_FILES,
'_CUSTOM' => &$_CUSTOM
);
var_dump($globals);
}
scope();
$_POST = null;
scope();