1--TEST-- 2globals in local scope 3--INI-- 4variables_order="egpcs" 5--FILE-- 6<?php 7function test() { 8 var_dump(isset($_SERVER)); 9 var_dump(empty($_SERVER)); 10 var_dump(gettype($_SERVER)); 11 var_dump(count($_SERVER)); 12 13 var_dump($_SERVER['PHP_SELF']); 14 unset($_SERVER['PHP_SELF']); 15 var_dump($_SERVER['PHP_SELF']); 16 17 unset($_SERVER); 18 var_dump($_SERVER); 19} 20 21test(); 22 23echo "Done\n"; 24?> 25--EXPECTF-- 26bool(true) 27bool(false) 28string(5) "array" 29int(%d) 30string(%d) "%s" 31 32Warning: Undefined array key "PHP_SELF" in %s on line %d 33NULL 34 35Warning: Undefined global variable $_SERVER in %s on line %d 36NULL 37Done 38