Each error is displayed in its own Output window and includes a useful error message and a corresponding line number explaining the nature of the underlying XML parsing or validation error.Thanks to Stylus Studio®'s thoughtful Backmapping technology, you can click on any DTD validation error message in the Ouput window, and Stylus Studio® automatically highlights the line of source code in which the problem originates.Stylus Studio® supports a Universal DTD Parsing and Validation Architecture you can perform a DTD-based XML document validation using Stylus Studio®'s internal DTD validating parser, or you can use any third-party validating DTD parsers (DTD validators) such as MSXML 4.0 SAX, MSXML 4.0 DOM, Microsoft . The ability to directly integrate any DTD processor and DTD validator with Stylus Studio®'s intuitive visual XML editors enables you to easily troubleshoot XML documents, making Stylus Studio® the XML editor of choice for both DTD- and XML Schema-based XML document authoring.Stylus Studio® provides both real-time syntax checking and a powerful error reporting console to help find and correct syntax errors, thereby reducing testing and QA cycles and accelerating overall XML development.lxml also provides support for ISO-Schematron, based on the pure-XSLT skeleton implementation of Schematron: There is also basic support for The parser in lxml can do on-the-fly validation of a document against a DTD or an XML schema.The DTD is retrieved automatically based on the DOCTYPE of the parsed document.Any error messages resulting from a failed XML validation attempt are written to an error console.
Our Open XML Parsing and XML Validation Architecture guarantees development support for the same XML processor and/or XML validator that you use in your production environment.
It will only contain log entries that appeared during the validation.
Similar to XSLT, there's also a less efficient but easier shortcut method to do one-shot Relax NG validation: lxml.etree also has XML Schema (XSD) support, using the class lxml.etree. The API is very similar to the Relax NG and DTD classes.
You can then validate some Element Tree document against the schema.
You'll get back True if the document is valid against the Relax NG schema, and False if not: Note that this error log is local to the Relax NG object.
Real-time XML syntax checking verifies that your XML code's syntax is well formed and checks it's validity (against its DTD) as you type.