3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php for ($i = 0; $i < 11111; $i++) { $match = preg_match('/([1-9]\d+|[2-9])\d\d/', $i); if ($i <= 200 && $match) { echo 'error, matched ', $i, PHP_EOL; } else if ($i > 200 && !$match) { echo 'error, did not match ', $i, PHP_EOL; } }
Output for 4.3.10 - 4.4.9, 5.0.2 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
error, matched 200
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
error, matched 200 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/RqR8i on line 6 PHP_EOL