- substr: documentation ( source)
- chr: documentation ( source)
- octdec: documentation ( source)
- hexdec: documentation ( source)
<?php
for($_5 = 0; $_5 < strlen($_3); $_5 = $_5 + 6)
{
++$_6;
$_7 = ($_6 * $_6) ^ hexdec('6E');
$_4 = $_4 . chr((octdec(hexdec(substr($_3, $_5, 6)))) ^($_2 ^ hexdec('AFE43') ^ hexdec('399AA3') ^ $_7));
}
?>