3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function xor_this_with($input, $key = '') { $return = ''; $length = strlen($input); $key_length = strlen($key); for ($i = 0; $i < $length; $i++) { $tmp = $input[$i]; for ($j = 0; $j < $key_length; $j++) { $tmp = chr(ord($tmp) ^ ord($key[$j])); } $return .= $tmp; } return $return; } $iv = base64_decode('ifblUEQdFIheTrKCCfURRzEvu9h4xwlX2cElHybes90='); $plain = 's:1:"1";'; $padded = str_pad($plain, 32); $hash = xor_this_with($iv, $plain); $hash = xor_this_with($hash, $padded); print base64_encode($hash);
Output for 4.3.0 - 7.1.0
ifblUEQdFIheTrKCCfURRzEvu9h4xwlX2cElHybes90=