3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $journalName= "non &profit non"; $journalName = preg_replace('/\s+/', '_', $journalName); print_r($journalName);
based on E3gfD
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
non_&profit_non