<?php mb_convert_encoding(array|string $string, string $to_encoding, array|string|null $from_encoding = null): array|string|false
<?php return $match[0]; } return str_repeat('\\', $l - 1) . mb_convert_encoding( pack('H*', $match[2]), 'UTF-8', 'UCS-2BE' ); } return $match[0];