3v4l.org

run code in 300+ PHP versions simultaneously
<?php function decrypt($a) { $strings = strtolower(strrev($a)); $MyKey = hexdec(substr($strings, 0, 4)) ^ hexdec('BFF') ^ hexdec('D77D'); $Temps = substr($strings, 4); unset($tmp); //echo $n; for ($i = 0; $i < strlen($Temps); $i+=6) { ++$n; $cal = ($n * $n) ^ hexdec("3E"); //echo chr(octdec(hexdec(substr($Temps, $i, 6))) ^ ($MyKey ^ hexdec("AFE43") ^ hexdec("399AA3") ^ $cal)) . "\n"; $tmp = $tmp . chr(octdec(hexdec(substr($Temps, $i, 6))) ^ ($MyKey ^ hexdec('AFE43') ^ hexdec('399AA3') ^ $cal)); } return $tmp; } echo decrypt('DEFBFD2EFBFDBCFBFD58FBFD56FBFD31FBFDDFEBFD3BEBFD48EBFD16EBFD83EBFD2DDBFDDFDBFDBCDBFDCBDBFD87DBFDB9DBFDB5DBFD76DBFDF6DBFDF5DBFDD5DBFD82ED'); define('__FLAG__', 'flag{hidden_flag}'); if(decrypt('pass') == 'pwning_the_phpreverse!') { echo __FLAG__; } ?>
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Warning: Undefined variable $n in /in/LqY96 on line 11 Warning: Undefined variable $tmp in /in/LqY96 on line 14 pwning_the_phpreverse! Deprecated: Invalid characters passed for attempted conversion, these have been ignored in /in/LqY96 on line 5 Warning: Undefined variable $tmp in /in/LqY96 on line 16
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Warning: Undefined variable $n in /in/LqY96 on line 11 Warning: Undefined variable $tmp in /in/LqY96 on line 14 pwning_the_phpreverse! Deprecated: Invalid characters passed for attempted conversion, these have been ignored in /in/LqY96 on line 5 Warning: Undefined variable $tmp in /in/LqY96 on line 16
Output for 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Notice: Undefined variable: n in /in/LqY96 on line 11 Notice: Undefined variable: tmp in /in/LqY96 on line 14 pwning_the_phpreverse! Deprecated: Invalid characters passed for attempted conversion, these have been ignored in /in/LqY96 on line 5 Notice: Undefined variable: tmp in /in/LqY96 on line 16
Output for 7.3.32 - 7.3.33, 7.4.26
pwning_the_phpreverse!
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31
Notice: Undefined variable: n in /in/LqY96 on line 11 Notice: Undefined variable: tmp in /in/LqY96 on line 14 pwning_the_phpreverse! Notice: Undefined variable: tmp in /in/LqY96 on line 16
preferences:
201.23 ms | 402 KiB | 203 Q