3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php if(preg_match("#^[a-z0-9._-]+@[a-z0-9._-]{2,}\.[a-z]{2,4}$#", "youmew@@gmail.com")) { echo "lol"; } ?>
Output for 4.3.0 - 7.1.7