$m = new http\Message(fopen(__DIR__."/data/message_r_multipart_put.txt","rb"));
if ($m->isMultipart($boundary)) {
var_dump($boundary);
$m = new http\Message(fopen(__DIR__."/data/message_r_multipart_put.txt","rb"));
if ($m->isMultipart($boundary)) {
var_dump($boundary);