3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo preg_replace( array('#[\\s-]+#', '#[^A-Za-z0-9\. -]+#'), array('-', ''), ## cleanString( urldecode("ollรก hellos world") ## ) );
based on QrpOk
Output for 4.3.0 - 7.2.0
oll-hellos-world