XML Attributes to JSON

1// Using DOMParser (browser) or xml2js (Node.js)
2const xmlString = `<book id="1" category="fiction">
3  <title lang="en">The Great Gatsby</title>
4  <price currency="USD">12.99</price>
5</book>`;
6
7// Browser
8const parser = new DOMParser();
9const doc = parser.parseFromString(xmlString, 'text/xml');
10
11// Node.js with xml2js (npm install xml2js)
12const xml2js = require('xml2js');
13const parser = new xml2js.Parser();
14parser.parseString(xmlString, (err, result) => {
15  console.log(JSON.stringify(result, null, 2));
16});
17
18// Output:
19// {
20//   "book": {
21//     "@id": "1",
22//     "@category": "fiction",
23//     "title": {...