asp.net - how to access a file from target URL after an XMLHttpRequest post -

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i trying upload , save image file server using xmlhttprequest post after allowing file selection done on client's side using html5 , java script (using html input element).

my problem cannot find out how hold of file server side , save server.

this code:

                    xhr = new xmlhttprequest();                      // update progress bar etc                     xhr.upload.addeventlistener("progress", function(evt) {         if (evt.lengthcomputable) {         progressbar.style.width = (evt.loaded / evt.total) * 100 + "%";         }         else {         // no data calculate on         }         }, false);          // file uploaded         xhr.addeventlistener("load", function() {         progressbarcontainer.classname += " uploaded";         progressbar.innerhtml = "uploaded!";         }, false);          xhr.open("post", "imagesave.aspx", true);          // set appropriate headers                    xhr.setrequestheader("content-type", "multipart/form-data");            xhr.setrequestheader("x-file-name", file.filename);            xhr.setrequestheader("x-file-size", file.filesize);            xhr.setrequestheader("x-file-type", file.type);             // send file            xhr.send(file);

you can retrieve file using request.inputstream won't work unless there no other data in xhr entry.


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