Mime Attachments

<?php
require_once('SOAP/Client.php');

$filename = 'attachment.php';
$v =  new SOAP_Attachment('test','text/plain',$filename);

$methodValue = new SOAP_Value('testattach', 'Struct', array($v));

$client = new SOAP_Client(
    'http://www.caraveo.com/soap_interop/server_round2.php');

$resp = $client->call('echoMimeAttachment',array($v),
                array('attachments'=>'Mime',
                'namespace'=>'http://soapinterop.org/'));
?>