3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $encodedSecret = "3d3d516343746d4d6d6c315669563362"; $hex = strrev(base64_decode($encodedSecret)); var_dump($hex); $bin = hex2bin($hex); ?>
Output for 5.5.1 - 5.6.28, 7.0.0 - 7.1.0
string(24) "�~�z��z^ߜ����~�^����" Warning: hex2bin(): Input string must be hexadecimal string in /in/S0E3Y on line 7
Output for hhvm-3.10.0 - 3.12.0
string(24) "�~�z��z^ߜ����~�^����" Warning: hex2bin: malformed input in /in/S0E3Y on line 7
Output for 5.4.0 - 5.5.0
string(24) "�~�z��z^ߜ����~�^����"
Output for 5.0.0 - 5.3.29
string(24) "�~�z��z^ߜ����~�^����" Fatal error: Call to undefined function hex2bin() in /in/S0E3Y on line 7
Process exited with code 255.
Output for 4.4.5 - 4.4.9
string(24) "�~�z��z^ߜ����~�^����" Fatal error: Call to undefined function: hex2bin() in /in/S0E3Y on line 7
Process exited with code 255.
Output for 4.3.2 - 4.4.4
string(24) "�~�z��z^ߜ����~�^����" Fatal error: Call to undefined function: hex2bin() in /in/S0E3Y on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1
string(24) "�~�z��z^ߜ����~�^����" Fatal error: Call to undefined function: hex2bin() in /in/S0E3Y on line 7