3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $_POST['keywords']="Ssample products!@, products#$#, sample"; $keywords = preg_replace("/[^, \w]+/", '',($_POST['keywords'])); echo $keywords;
Output for 4.3.0 - 7.1.0
Ssample products, products, sample