i set like this
var req : URLRequest = new URLRequest( url );
req.data = urlVar;
req.method = URLRequestMethod.POST;
I did Monitering by using developer tool ( F12 -> Network menu ) in chrome browser.
but result is not POST, that is GET.
i don't understand this.
i loaded binary Data by DataLoader.
if you know this kind of problem, let me know how to solve.
thanks