3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "2fe3269fa210706de21ff97cc964590ec5bddd6677885fc55cfa6bfd94924822"; echo base64_encode($str); echo "\n"; echo base64_encode(hasy_hmac('sha256','hoge','o'));

preferences:
39.79 ms | 402 KiB | 5 Q