3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $str = " one! two:\tthree; \"four\" "; print_r(str_word_count($str, 1)); print_r(preg_split("/\B.+?\B/",trim($str))); print_r(array_filter(explode(' ', implode(' ', array_map('trim', explode("\n", $str))))));
based on TI3Jk
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [0] => one [1] => two [2] => three [3] => four ) Array ( [0] => o [1] => [2] => [3] => [4] => [5] => [6] => [7] => [8] => [9] => [10] => [11] => [12] => [13] => [14] => [15] => [16] => [17] => [18] => [19] => [20] => [21] => ) Array ( [1] => one! [2] => two: three; [3] => "four" )