JSFiddle - React, Tailwind, and code Playground

JavaScript

var oReq = new XMLHttpRequest();
oReq.open("GET", "www.ewh.ieee.org/tc/its/SOLI08/sample.doc", true);
oReq.responseType = "arraybuffer";

oReq.onload = function (oEvent) {
  var arrayBuffer = oReq.response; // Note: not oReq.responseText
  if (arrayBuffer) {
    console.log(arrayBuffer);
  }
};

oReq.send(null);