Online PHP editor | refs for Tl17C

<?php function wordScore($word){ $map = '^^abcdefghijklmnopqrstuvwxyz1234567890'; return array_reduce(str_split($word), function($score, $letter) use ($map) { echo stripos($map, $letter) . "\n"; if (!$score) return pow(stripos($map, $letter), 2); return $score | pow(stripos($map, $letter), 2); }); } echo wordScore('squirt') . "\n"; echo wordScore('sports'); exit;