1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
--TEST-- SPL: ArrayObject revursive var_dump --FILE-- <?php class AO extends ArrayObject { } $o = new AO(); $o['plop'] = $o; var_dump($o); --EXPECTF-- object(AO)#%d (1) { ["storage":"ArrayObject":private]=> array(1) { ["plop"]=> *RECURSION* } }