3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = new SplObjectStorage(); $o1 = new StdClass; $o2 = new StdClass; $o3 = new StdClass; $s->attach($o1); $s->attach($o2); $s->attach($o3); foreach($s as $key=>$val){ echo 'key='.$key.' val='.var_dump($val).PHP_EOL; }

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47.82 ms | 402 KiB | 5 Q