FormaX

Herramienta de Análisis XML

Analiza y formatea datos XML con conversión de formato JSON

Input XML

Valid

Convert Result (JSON)

Bidirectional Conversion

Support bidirectional conversion between XML and JSON while maintaining data structure integrity

Formateo Inteligente

Formatea XML con sangría apropiada

Flexible Configuration

Support both compact and pretty JSON formats with configurable XML attribute inclusion

XML Parsing, Formatting, and JSON Conversion Notes

XML is still common in payment callbacks, legacy APIs, RSS feeds, sitemaps, and enterprise integrations. FormaX formats XML, checks basic structure, and converts between XML and JSON for modern frontend or Node.js workflows.

During conversion, pay attention to attributes, namespaces, and repeated nodes. JSON has no single canonical representation for them, so confirm the target system contract before storage or API calls.

Common Use Cases

  • Payment callbacks: parse XML notifications from Alipay, WeChat Pay, Stripe, and similar providers into JSON.
  • SOAP debugging: format SOAP requests and responses to locate namespace or node structure issues.
  • RSS/Atom feeds: convert RSS XML to JSON for frontend rendering or data aggregation.
  • Sitemap analysis: parse sitemap.xml to extract URL lists for SEO audits or crawler configuration.
  • Enterprise data exchange: bridge EDI, HL7, or legacy XML messages into JSON for modern APIs.

Recommended Workflow

  1. Format XML first and inspect the root element, repeated nodes, and attributes.
  2. After converting XML to JSON, check whether attributes are stored under _attributes.
  3. If namespaces are present, keep the original XML for audit and troubleshooting.
  4. Before converting JSON back to XML, confirm the required root element and node order.

Common XML Fragment

<order id="A100"><total currency="USD">49.00</total><status>paid</status></order>

Limits and Recommendations

  • XML attributes, CDATA, and namespaces may need manual review after conversion.
  • The tool does not fetch external DTDs or execute external entities, making it suitable for structure checks.
  • When integrating with third parties, keep the original XML, converted JSON, and API response together.

FAQ

Why does XML to JSON create _attributes?

XML attributes are not normal child elements. _attributes preserves them without colliding with same-name elements.

Will JSON back to XML be byte-for-byte identical?

Simple structures preserve meaning, but namespaces, whitespace, node order, and CDATA may require manual review.

Does it support XML with namespaces?

Basic parsing is supported, but namespace prefixes may appear differently in JSON. Confirm field mapping with the target system before integration.

Can it parse SOAP envelopes?

Yes, SOAP envelope structures can be formatted and converted. Complex WS-Security headers or encrypted content need dedicated SOAP clients.

How are CDATA sections handled?

CDATA content is preserved as plain text values in JSON. You may need to manually restore CDATA wrapping when converting back to XML.

Do repeated nodes become JSON arrays?

Yes, sibling elements with the same name typically become arrays. A single node remains an object, which is a common XML-to-JSON convention.

Is this tool safe against XXE attacks?

The tool does not resolve external entities or fetch external DTDs, reducing XXE risk. Still avoid pasting XML from untrusted sources.

What field names appear after RSS feed conversion?

RSS 2.0 tags like channel, item, title, and link are preserved as JSON keys. Use the formatted output to confirm the structure.

Can it handle large XML files (several MB)?

Small to medium files work fine in the browser. For very large files, use local xmllint or Python lxml to avoid browser memory limits.

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