3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php if(preg_match('@/about/social/([0-9a-zA-Z\-]+)@','about/social/allOk/',$pM))$newsSectionName = $pM[1]; echo $newsSectionName;
Output for 5.0.4 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Undefined variable: newsSectionName in /in/G8lBK on line 3
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: newsSectionName in /in/G8lBK on line 3