3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $o1 = new StdClass; $o2 = new StdClass; $s = new SplObjectStorage(); $s[$o1] = "hello"; var_dump($s->contains($o1)); var_dump($s->contains($o2));
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.3.0rc3
bool(true) bool(false)