XML to JSON Converter for JavaScript

Free online xml to json converter with JavaScript code examples

Working with xml to json converter in JavaScript? Our free online xml to json converter helps JavaScript developers format, validate, and process data instantly. Below you will find JavaScript code examples using fast-xml-parser so you can achieve the same result programmatically in your own projects.

Try the XML to JSON Converter Online

Use our free XML to JSON directly in your browser — no setup required.

Open XML to JSON

JavaScript Code Example

const { XMLParser } = require('fast-xml-parser');

const xml = `<root>
  <user>
    <name>Alice</name>
    <age>30</age>
  </user>
</root>`;

const parser = new XMLParser();
const result = parser.parse(xml);
console.log(JSON.stringify(result, null, 2));

Quick Setup

Library: fast-xml-parser
npm install fast-xml-parser

JavaScript Tips & Best Practices

  • fast-xml-parser is one of the fastest XML parsers for JS
  • Set ignoreAttributes: false to include XML attributes
  • Use XMLBuilder to convert JSON back to XML

Frequently Asked Questions

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