--TEST-- SPL: SplObjectStorage serialization & visibility --SKIPIF-- --FILE-- pub = $pub; $this->pro = $pro; $this->pri = $pri; } } class ExtTestClass { } class MyStorage extends SplObjectStorage { public $def = 24; public $pub = 25; protected $pro = 26; private $pri = 27; public function __construct($pub = 52, $pro = 53, $pri = 54) { $this->pub = $pub; $this->pro = $pro; $this->pri = $pri; } } class ExtStorage extends MyStorage { } $storage = new MyStorage(1,2,3); foreach(array(array(4,5,6),array(7,8,9)) as $value) { $storage->attach(new TestClass($value[0], $value[1], $value[2])); } var_dump(count($storage)); foreach($storage as $object) { var_dump($object); } var_dump($storage); var_dump(serialize($storage)); echo "===UNSERIALIZE===\n"; $storage2 = unserialize(serialize($storage)); var_dump(count($storage2)); foreach($storage2 as $object) { var_dump($object); } var_dump($storage2); ?> ===DONE=== --EXPECTF-- int(2) object(TestClass)#%d (4) { ["def"]=> int(24) ["pub"]=> int(4) ["pro:protected"]=> int(5) ["pri:private"]=> int(6) } object(TestClass)#%d (4) { ["def"]=> int(24) ["pub"]=> int(7) ["pro:protected"]=> int(8) ["pri:private"]=> int(9) } object(MyStorage)#%d (4) { ["def"]=> int(24) ["pub"]=> int(1) ["pro:protected"]=> int(2) ["pri:private"]=> int(3) } string(%d) "%s" ===UNSERIALIZE=== int(2) object(TestClass)#%d (4) { ["def"]=> int(24) ["pub"]=> int(4) ["pro:protected"]=> int(5) ["pri:private"]=> int(6) } object(TestClass)#%d (4) { ["def"]=> int(24) ["pub"]=> int(7) ["pro:protected"]=> int(8) ["pri:private"]=> int(9) } object(MyStorage)#%d (4) { ["def"]=> int(24) ["pub"]=> int(1) ["pro:protected"]=> int(2) ["pri:private"]=> int(3) } ===DONE===