Manual Upload

Set AutoUpload="false" to let users review their selected files before uploading. A separate upload button allows them to start when ready.

Drag & drop files here, or paste from clipboard

<au:AjaxFileUpload ID="Uploader1" runat="server"
 AllowMultiple="true"
 AutoUpload="false"
 ButtonText="Select Files"
 ShowProgress="true" />

<button id="startUploadBtn" type="button">
 Start Upload
</button>

var startButton = document.getElementById('startUploadBtn');
if (startButton) {
 startButton.addEventListener('click', function () {
  var uploader = AjaxUploader.getInstance('Uploader1');
  if (uploader) uploader.startUpload();
 });
}