JAVASCRIPT

javascript parse xml

const txt = "<address> <street>Roble Ave</street> <mtfcc>S1400</mtfcc> </address>"

if (window.DOMParser){
    parser = new DOMParser();
    xmlDoc = parser.parseFromString(txt, "text/xml")
}
else // Internet Explorer
{
    xmlDoc = new ActiveXObject("Microsoft.XMLDOM");
    xmlDoc.async = false;
    xmlDoc.loadXML(txt);
}

JavaScript parse XML to DOM

const xmlStr = '<q id="a"><span id="b">hey!</span></q>';
const parser = new DOMParser();
const doc = parser.parseFromString(xmlStr, "application/xml");
// print the name of the root element or error message
const errorNode = doc.querySelector("parsererror");
if (errorNode) {
  console.log("error while parsing");
} else {
  console.log(doc.documentElement.nodeName);
}