3v4l.org

run code in 300+ PHP versions simultaneously
<?php <?php $encodedSecret = "3d3d516343746d4d6d6c315669563362"; echo base64_decode(strrev(hex2bin($encodedSecret))); ?> ?>
Output for 5.3.0 - 5.3.27, 5.4.0 - 5.4.20
Parse error: syntax error, unexpected '<' in /in/STR7q on line 3
Process exited with code 255.
preferences:
177.26 ms | 1395 KiB | 56 Q