php/skripty/xor_8bits.php

   1 <?php
   2
   3 function xor_bytes ($bina, $binb) {
   4   $bin = "";
   5   $x = 8;
   6   while($x) {
   7     if ($bina[$x-1] XOR $binb[$x-1])
   8       { $bin = ( 1 . $bin ); } else { $bin = ( 0 . $bin ); }
   9     $x--;
  10   }
  11   return $bin;
  12 }
  13
  14 echo xor_bytes("10110000","10010000");
  15
  16 ?>