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@ 2015-03-19T17:14:24Z

<?php

$a = 'blahblah';
$b = 'hablalbb';

$x = 0;

for ($i = 0; $i < 8; $i++) {
  $y = ord($a[$i]) ^ ord($b[$i]);
  $x ^= ($y);
  var_dump($x);
}

var_dump($x);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
ord: documentation ( source)

preferences:dark modelive preview

68.87 ms | 402 KiB | 5 Q