3v4l.org

run code in 200+ PHP versions simultaneously
<?php setlocale(LC_ALL, 'de_DE.UTF-8'); $item = 'horus'; echo transliterator_transliterate('Latin-Russian/BGN', (string) $item) . PHP_EOL;
based on bZKN0
Output for 7.1.25 - 7.4.0rc2
hорус