Parse an XML object into JSON

xmltojson.js

function xmltojson(xml, attkey = "$") {
	var obj = {}, t, len, i;

	switch(xml.nodeType) {
	case Node.ELEMENT_NODE:
		len = xml.attributes.length;
		if(len) {
			obj[attkey] = {};
			for(i = 0; i < len; ++i) {
				t = xml.attributes[i];
				obj[attkey][t.nodeName] = t.nodeValue;
			}
		}
		break;
	case Node.TEXT_NODE:
		return xml.nodeValue;
	}

	if(xml.hasChildNodes()) {
		xml.childNodes.forEach((c) => {
			if(!obj[c.nodeName])
				obj[c.nodeName] = [];
			obj[c.nodeName].push(xmltojson(c));
		});
	}
	return obj;
}