3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $_POST['keywords']="Ssampl_e products!@, products#$#, sample"; $keywords = preg_replace("/[^, \w]+/", '',($_POST['keywords'])); echo $keywords;
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Ssampl_e products, products, sample