XMLWriter::startAttributeNs xmlwriter_start_attribute_ns Create start namespaced attribute &reftitle.description; &style.oop; public boolXMLWriter::startAttributeNs stringnullprefix stringname stringnullnamespace &style.procedural; boolxmlwriter_start_attribute_ns XMLWriterwriter stringnullprefix stringname stringnullnamespace Starts a namespaced attribute. &reftitle.parameters; &xmlwriter.xmlwriter.description; prefix The namespace prefix. name The attribute name. namespace The namespace URI. If namespace is &null;, the namespace declaration will be omitted. &reftitle.returnvalues; &return.success; &reftitle.changelog; &Version; &Description; &xmlwriter.changelog.writer-param; 8.0.0 prefix is nullable now. &reftitle.seealso; XMLWriter::startAttribute XMLWriter::endAttribute XMLWriter::writeAttribute XMLWriter::writeAttributeNs