3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo $_?$_:"This is not an test";
Output for 5.0.4 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
Notice: Undefined variable: _ in /in/pQksb on line 2 This is not an test
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: _ in /in/pQksb on line 2 This is not an test