JSON-XML कनवर्टर - JSON से XML और XML से JSON ऑनलाइन बदलें

// JSON to XML conversion using fast-xml-parser
const { XMLParser, XMLBuilder, XMLValidator } = require('fast-xml-parser');

function jsonToXml(jsonString) {
  const parsed = JSON.parse(jsonString);
  const builder = new XMLBuilder({
    attributeNamePrefix: '@_',
    textNodeName: '#text',
    format: true,
    indentBy: '  ',
    ignoreAttributes: false,
  });
  return '<?xml version="1.0" encoding="UTF-8"?>\n' + builder.build(parsed);
}

function xmlToJson(xmlString) {
  const validation = XMLValidator.validate(xmlString);
  if (validation !== true) {
    throw new Error(`Line ${validation.err.line}: ${validation.err.msg}`);
  }
  const parser = new XMLParser({
    ignoreAttributes: false,
    attributeNamePrefix: '@_',
    textNodeName: '#text',
    parseAttributeValue: true,
  });
  return JSON.stringify(parser.parse(xmlString), null, 2);
}

// Example
const json = '{"book":{"@_id":"1","title":"Hello"}}';
console.log(jsonToXml(json));
// <?xml version="1.0" encoding="UTF-8"?>
// <book id="1"><title>Hello</title></book>