<?php
$s = new SplObjectStorage();
$o1 = new stdClass;
$o2 = new stdClass;
$s->attach($o1, "d1");
$s->attach($o2, "d2");
$s->rewind();
while($s->valid()) {
$index = $s->key();
$object = $s->current(); // current($s) と同等
$data = $s->getInfo();
var_dump($object);
var_dump($data);
$s->next();
}
?>