3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo preg_replace('/[^a-zA-Z0-9_\.\-]/', '', "He..___.llo1---23.###6556&.WOrld!;;;");
Output for 4.3.0 - 7.1.0
He..___.llo1---23.6556.WOrld