javascript - 这里面很多没用过的方法？

Question

function fake_click(obj) {
  var ev = document.createEvent('MouseEvents');
  ev.initMouseEvent('click', true, false, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);
  obj.dispatchEvent(ev);
}

function export_raw(name, data) {
  var urlObject = window.URL || window.webkitURL || window;
  var export_blob = new Blob([data]);
  var save_link = document.createElementNS('http://www.w3.org/1999/xhtml', 'a')
  save_link.href = urlObject.createObjectURL(export_blob);
  save_link.download = name;
  fake_click(save_link);
}

Answer 1

createEvent
initMouseEvent
dispatchEvent

应该都能在MDN上搜到吧。