3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $row = "/Common/VS_incoming:210.242.156.156:8090(6) IPI for 123.151.42.61: {Spam Sources} {Windows Exploits} Scanners From CN chinanet tianjin province network"; preg_match_all("[\W]{0,}([\w ]*)\b", $row, $test); print_r($test);
based on 0hEps
Output for 5.2.0 - 5.6.28, 7.0.0 - 7.1.0
Warning: preg_match_all(): Unknown modifier '{' in /in/E8elI on line 3
Output for hhvm-3.10.0 - 3.12.0
Warning: Unknown modifier '{': [[\W]{0,}([\w ]*)\b] in /in/E8elI on line 3
Output for 4.3.11 - 5.1.6
Warning: preg_match_all(): Unknown modifier '{' in /in/E8elI on line 3 Array ( )
Output for 4.3.0 - 4.3.10
Warning: Unknown modifier '{' in /in/E8elI on line 3 Array ( )