3v4l.org

run code in 200+ php & hhvm versions
<?php echo implode(PHP_EOL,str_split(implode('',array("a","b","c","d","e","f")), 3));
Output for 5.6.30, hhvm-3.18.5 - 3.22.0, 7.0.28 - 7.2.10
abc def