send PHP mail with Content-Type: multipart/alternative

Question

I am trying to send a multipart mail that contains both html and plain text. This is also one of the ways to get through spam filters and to allow more people to read the ma

Answer 1

Here is the complete script without errors:

\n";
$header .= "Reply-To: ".$mailto."\n";
$header .= "MIME-Version: 1.0"."\n";
$header .= "Content-type: multipart/alternative; boundary=\"----=_NextPart_" . $boundary . "\"";

$message = "This is multipart message using MIME\n";

$message .= "------=_NextPart_" . $boundary . "\n";
$message .= "Content-Type: text/plain; charset=UTF-8\n";
$message .= "Content-Transfer-Encoding: 7bit". "\n\n";
$message .= "Plain text version\n\n";
$message .="------=_NextPart_" . $boundary . "\n";
$message .="Content-Type: text/html; charset=UTF-8\n";
$message .= "Content-Transfer-Encoding: 7bit". "\n\n";

$message .="


HTML text version


\n\n";
$message .= "------=_NextPart_" . $boundary . "--";

if(@mail($mailto, $subject, $message, $header))
{
print'message sent';
}
else
{
print"message was not sent";
}
?>