3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $text = ""; $word = "die('Lalala'); 1||1/e\1"; // Slightly contrived example, but let's pretend we're // case-normalizing a user-provided word, and forgot to // preg_quote $text = preg_replace('/'.$word.'/i', $word, $text);
based on uWrso
Output for 4.3.11 - 5.6.28, 7.0.0 - 7.1.0
Warning: preg_replace(): Unknown modifier '' in /in/YGO34 on line 8
Output for hhvm-3.10.0 - 3.12.0
Warning: Unknown modifier '': [/die('Lalala'); 1||1/e/i] in /in/YGO34 on line 8
Output for 4.3.0 - 4.3.10
Warning: Unknown modifier '' in /in/YGO34 on line 8