if (count($this->attachments)) {
// create random boundary, 20 chars, always beginning with KaiRo ;-)
$boundary = 'KaiRo';
- for ($i = 1; $i <= 15; $i++) {
+ for ($i = 1; $i <= 15; $i++) {
$r = rand(0, 61);
if ($r < 10) { $boundary .= chr($r + 48); }
elseif ($r < 36) { $boundary .= chr($r + 55); }