--TEST-- MongoDB\BSON\ObjectId can be cloned --FILE-- <?php require_once __DIR__ . '/../utils/tools.php'; $objectId = new MongoDB\BSON\ObjectId("53e2a1c40640fd72175d4603"); $objectId->foo = 'bar'; $clone = clone $objectId; var_dump($clone == $objectId); var_dump($clone === $objectId); unset($objectId); var_dump($clone); var_dump($clone->foo); ?> ===DONE=== <?php exit(0); ?> --EXPECTF-- bool(true) bool(false) object(MongoDB\BSON\ObjectId)#%d (1) { ["oid"]=> string(24) "53e2a1c40640fd72175d4603" } string(3) "bar" ===DONE===