1. @DomName('DataTransferItemList.addFile')
  2. @DocsEditable()
DataTransferItem addFile(File file)

Source

@DomName('DataTransferItemList.addFile')
@DocsEditable()
DataTransferItem addFile(File file) =>
    _blink.BlinkDataTransferItemList.instance.add_Callback_1_(this, file);