Re: Using XmlHttpRequest to upload [binary] data

Vladimir Kelman wrote:
> Hello!
> 
> I'm trying to write [JavaScript] code to upload [binary] files from 
> user's machine to a server (PHP page) using XmlHttpRequest object.

You'll need to encode the binary file in base64 (possible with 
javascript, google for it) and wrap it in markup.


> The very first question is how to attach a file to XmlHttpRequest? As I 
> understand I need to create something called a "stream" to do it. Is it 
> possible to do it in Mozilla and IE using JavaScript and possible XML?


Yes, google for mozilola XML extras and microsofts implementation to 
find related docs.

I dont see why you dont want to use plain HTML forms for this though 
asynchonous operation being the only pro; but easily emulated by 
wrapping the form in an iframe.
]
hth

manos