3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php error_reporting(E_ALL); preg_match('&%#FW$YSDH', true);
Output for 4.3.11 - 5.6.28, 7.0.0 - 7.1.0
Warning: preg_match(): No ending delimiter '&' found in /in/hZQt0 on line 4
Output for hhvm-3.12.0
Warning: No ending delimiter '&' found: [&%#FW$YSDH] in /in/hZQt0 on line 4
Output for hhvm-3.10.0

Process exited with code 153.
Output for 4.3.0 - 4.3.10
Warning: No ending delimiter '&' found in /in/hZQt0 on line 4