3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class A {}; $b = 'foo'; new A($b = 'bar'); var_dump($b);
Output for hhvm-3.10.0 - 3.12.0, 7.1.0
string(3) "bar"
Output for 4.3.0 - 5.6.28, 7.0.0 - 7.0.14
string(3) "foo"