3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $_POST['email'] = "foobar@blah.com"; if(empty($_POST['email']) && !filter_var($_POST['email'], FILTER_VALIDATE_EMAIL)) { echo "OOPS"; }
Output for 4.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
Output for hhvm-3.10.0

Process exited with code 153.