3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $x = 0 + 1 . 3 - 4; $x .= 'a'; $x .= 'b'; $a = 10; isset($x['a'][2]);
based on oCRIK
Output for 4.3.0 - 7.1.0