3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(bin2hex(mb_convert_encoding('ﾎｱ', 'SJIS-WIN', 'UTF-8'))); var_dump(bin2hex(mb_convert_encoding('α', 'UTF-8', 'UTF-8')));
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
string(4) "ceb1" string(4) "ceb1"
preferences:
65.77 ms | 402 KiB | 91 Q