Online PHP editor | refs for As0kH

<?php $arr = array(); ($recursive = function (&$argument) use (&$recursive) { if (count($argument) < 10) { $argument[] = 'foo'; $recursive($argument); // line 10 } })($arr); print_r($arr); $recursive2 = function (&$argument) use (&$recursive2) { if (count($argument) < 10) { $argument[] = 'foo'; $recursive2($argument); // line 10 } }; $arr = array(); $recursive2($arr); print_r($arr);