Online PHP editor | refs for FpQJL

<?php function parseDbString(string $value = 'Looking for a good {{ $pippo }}'){ $lookup = ['pippo' => 'Pizza']; return preg_replace_callback('/{{ \$(.*?) }}/', function($m) use ($lookup) { return $lookup[$m[1]] ?? $m[0]; // null coalescing operator provides fallback }, $value); } echo parseDbString();