3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class A { private $foo = 'bar'; } class B extends A { public function getFoo() { return $this->{chr(0) . 'A' . chr(0) . 'foo'}; } }
Output for 5.2.14 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
Output for hhvm-3.10.0

Process exited with code 153.