Online PHP editor | output for LluRm

@ 2021-02-18T02:13:14Z

<?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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12: 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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