3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $st = new stdClass(); $st->t = new stdClass(); if (empty($st->t)) echo '1'; if (empty($st->t->r)) echo 2; if (empty($st->r)) echo 3;
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
23
Output for 4.3.0 - 4.4.9
123