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 JRaPY
Output for 4.3.3 - 7.1.0
Array ( [0] => one [1] => two [2] => three [3] => four ) Array ( [0] => one! two: three; "four" ) Array ( [1] => one! [2] => two: three; [3] => "four" )
Output for 4.3.0 - 4.3.2
Array ( [0] => one [1] => two [2] => three [3] => four ) Warning: Compilation failed: invalid escape sequence in character class at offset 4 in /in/tqsH5 on line 10 Array ( [1] => one! [2] => two: three; [3] => "four" )