3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $str = " one! two:\tthree; \"four\" "; print_r(str_word_count($str, 1)); print_r(preg_split("/\b/",trim($str))); print_r(array_filter(explode(' ', implode(' ', array_map('trim', explode("\n", $str))))));
based on DDK74
Output for 4.3.0 - 7.2.0
Array ( [0] => one [1] => two [2] => three [3] => four ) Array ( [0] => [1] => one [2] => ! [3] => two [4] => : [5] => three [6] => ; " [7] => four [8] => " ) Array ( [1] => one! [2] => two: three; [3] => "four" )