lbfsc

function downloadData(data, filename, type) {
  var file = new Blob(["\ufeff" + data], { type: type });
  if (window.navigator.msSaveOrOpenBlob)
    // IE10+
    window.navigator.msSaveOrOpenBlob(file, filename);
  else {
    // Others
    var a = document.createElement("a"),
      url = URL.createObjectURL(file);
    a.href = url;