<?php
$input = 'tacocat';
$code = '';
var_dump((function() { return 1; })());
for ($i = 0; isset($input[$i]); $i++) {
$code .= $code ? '.' : '';
$code .= sprintf('$input[(function() use ($input) { for ($l = 0; isset($input[$l]); $l++) {} return $l - 1; })() - %u]', $i);
}
//for ($i = strlen($input) - 1; $i >= 0; $i--) {
// $code .= ($code ? '.' : '') . sprintf('$input[%s]', $i);
//}
$code = sprintf('return %s;', $code);
var_dump($code);
var_dump(eval($code));
- Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 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 - 8.3.6
- int(1)
string(707) "return $input[(function() use ($input) { for ($l = 0; isset($input[$l]); $l++) {} return $l - 1; })() - 0].$input[(function() use ($input) { for ($l = 0; isset($input[$l]); $l++) {} return $l - 1; })() - 1].$input[(function() use ($input) { for ($l = 0; isset($input[$l]); $l++) {} return $l - 1; })() - 2].$input[(function() use ($input) { for ($l = 0; isset($input[$l]); $l++) {} return $l - 1; })() - 3].$input[(function() use ($input) { for ($l = 0; isset($input[$l]); $l++) {} return $l - 1; })() - 4].$input[(function() use ($input) { for ($l = 0; isset($input[$l]); $l++) {} return $l - 1; })() - 5].$input[(function() use ($input) { for ($l = 0; isset($input[$l]); $l++) {} return $l - 1; })() - 6];"
string(7) "tacocat"
- Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28
- Parse error: syntax error, unexpected '(' in /in/ArlvY on line 6
Process exited with code 255. - Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
- Parse error: syntax error, unexpected T_FUNCTION in /in/ArlvY on line 6
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, 5.0.0 - 5.0.5
- Parse error: parse error, unexpected T_FUNCTION in /in/ArlvY on line 6
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/ArlvY on line 6
Process exited with code 255.
preferences:
214.58 ms | 401 KiB | 344 Q