Online PHP editor | output for gAkZq

<?php function decodeSecret($secret) { return base64_decode(strrev(hex2bin($secret)); } function encodeSecret($secret) { return bin2hex(strrev(base64_encode($secret))); } //$secret = "3d3d516343746d4d6d6c315669563362"; echo decodeSecret("3d3d516343746d4d6d6c315669563362"); //echo $s2 = base64_decode($secret); //echo $s3 = strrev($s2); //echo hex2bin($s3); echo "\n----------\n"; echo encodeSecret("TEST");