Online PHP editor | refs for nepbd

<?php $poor_geek = "H A R R Y P O T T E R"; $voldemort = "Lord Voldemort"; function avada_kedavra(string $fullname): string { if (strpos($fullname, " ") !== false) $fullname = preg_replace("{ (?! )}", "", $fullname); return strtok($fullname, " "); } echo avada_kedavra($poor_geek), " is dead\n"; echo avada_kedavra($voldemort), " cannot die\n";