3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function decodeSecret($secret) { return base64_decode(strrev(hex2bin($secret))); } function encodeSecret($secret) { return bin2hex(strrev(base64_encode($secret))); } //$secret = "3d3d516343746d4d6d6c315669563362"; echo base64_decode(strrev(hex2bin('3d3d516343746d4d6d6c315669563362'))); //echo $s2 = base64_decode($secret); //echo $s3 = strrev($s2); //echo hex2bin($s3); echo "\n----------\n"; echo encodeSecret("TEST");
based on i2qsR
Output for 5.4.0 - 5.6.38, hhvm-3.10.1 - 3.22.0, 7.0.0 - 7.2.12
oubWYf2kBq ---------- 3d3d415654564556
Output for 5.0.0 - 5.3.29
Fatal error: Call to undefined function hex2bin() in /in/s76ig on line 11
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: hex2bin() in /in/s76ig on line 11
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: hex2bin() in /in/s76ig on line 11
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: hex2bin() in /in/s76ig on line 11