3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $tag = 'a'; for($i = 0; $i < 1e6; $i++) $a = "ahoj $tag lamo";
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.