xhr.Upload
var xhr = $.ajaxSettings.xhr();
if (xhr.upload) {
xhr.upload.addEventListener('progress', function(event) {
var percent = 0;
var position = event.loaded || event.position;
var total = event.total;
if (event.lengthComputable) {
percent = Math.ceil(position / total * 100);
}
updateProgressBar(percent);
}, false);
}
return xhr;
Scary Serval