3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = 'foo'; $b = 'bar'; $array = [&$a, $b]; var_dump($array); //$newArray = array_map(function($item){ return $item; }, $array); foreach (&$array as $item) { $newArray[] = $item; } var_dump($newArray);
Output for 5.4.0 - 5.4.25
Parse error: syntax error, unexpected '&' in /in/IcrnG on line 11
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected '[' in /in/IcrnG on line 5
Process exited with code 255.