--TEST--
globals in global scope
--INI--
variables_order="egpcs"
--FILE--
<?php

var_dump(isset($_SERVER));
var_dump(empty($_SERVER));
var_dump(gettype($_SERVER));
var_dump(count($_SERVER));

var_dump($_SERVER['PHP_SELF']);
unset($_SERVER['PHP_SELF']);
var_dump($_SERVER['PHP_SELF']);

unset($_SERVER);
var_dump($_SERVER);

echo "Done\n";
?>
--EXPECTF--
bool(true)
bool(false)
string(5) "array"
int(%d)
string(%d) "%s"

Warning: Undefined array key "PHP_SELF" in %s on line %d
NULL

Warning: Undefined global variable $_SERVER in %s on line %d
NULL
Done