--TEST-- SPL: SplObjectStorage addAll/removeAll --FILE-- <?php class A extends SplObjectStorage { } $o1 = new StdClass; $o2 = new StdClass; $o3 = new StdClass; $a = new A; $a->attach($o1); $a->attach($o2); $b = new SplObjectSTorage(); $b->attach($o2); $b->attach($o3); $a->addAll($b); var_dump($a->count()); $a->detach($o3); var_dump($a->count()); $a->removeAll($b); var_dump($a->count()); ?> ===DONE=== <?php exit(0); ?> --EXPECTF-- int(3) int(2) int(1) ===DONE===