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<html><body><h1>The getAttribute() Method</h1><p id="demo"></p><script>const xhttp = new XMLHttpRequest();xhttp.onreadystatechange = function() { if (this.readyState == 4 && this.status == 200) { myFunction(this); }};xhttp.open("GET", "books.xml", true);xhttp.send();function myFunction(xml) { const xmlDoc = xml.responseXML; const title = xmlDoc.getElementsByTagName("title")[0]; let txt = title.getAttribute("lang"); document.getElementById("demo").innerHTML = txt;}</script></body></html>