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<?php $string = 'a' . chr(0) . 'bc'; $string = str_replace(chr(0), '\\'.'0', $string); preg_match('/^' . $string . '$/', ($string = str_replace('\\'.'0', chr(0), $string)), $v); $v = rarray($v); $d = array(); var_dump(human_redable($v), human_redable($string), preg_last_error()); function rarray(&$a) { $b = is_array($a); if($b === true) { $b = null; unset($b); return $a; } $c = array(); $a = $b = null; unset($a, $b); return $c; } //numeric array function human_redable(&$a) { $b = is_scalar($a); if($b === true) { $a = urlencode($a); $b = null; unset($b); return $a; } elseif(($b = is_array($a)) === true) { $d = array(); foreach($a as $k => &$v) { $d[$k] = urlencode($v); } $a = $b = $k = $v = null; unset($a, $b, $k, $v); return $d; } return false; } ?>
Output for 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
array(1) { [0]=> string(6) "a%00bc" } string(6) "a%00bc" int(0)
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 array(1) { [0]=> string(6) "a%00bc" } string(6) "a%00bc" int(0)
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Fatal error: Call to undefined function preg_last_error() in /in/LluRm on line 7
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/LluRm on line 32
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected '&', expecting T_VARIABLE or '$' in /in/LluRm on line 32
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/LluRm on line 32
Process exited with code 255.
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