tidy_is_xml Indicates if the document is a generic (non HTML/XHTML) XML document &reftitle.description; Procedural style: booltidy_is_xml tidyobject Object oriented style: booltidy->isXml Tells if the document is a generic (non HTML/XHTML) XML document. &reftitle.parameters; object &tidy.object; &reftitle.returnvalues; This function returns &true; if the specified tidy object is a generic XML document (non HTML/XHTML), or &false; otherwise. This function is not yet implemented in the Tidylib itself, so it always return &false;.