DOMDocument::createElementNS Create new element node with an associated namespace &reftitle.description; public DOMElementDOMDocument::createElementNS stringnamespaceURI stringqualifiedName stringvalue This function creates a new element node with an associated namespace. &dom.node.inserted; &reftitle.parameters; namespaceURI The URI of the namespace. qualifiedName The qualified name of the element, as prefix:tagname. value The value of the element. By default, an empty element will be created. You can also set the value later with DOMElement::$nodeValue. &reftitle.returnvalues; The new DOMElement or &false; if an error occurred. &reftitle.errors; DOM_INVALID_CHARACTER_ERR Raised if qualifiedName contains an invalid character. DOM_NAMESPACE_ERR Raised if qualifiedName is a maformed qualified name. &reftitle.examples; createElementNS('http://www.example.com/XFoo', 'xfoo:test', 'This is the root element!'); // We insert the new element as root (child of the document) $dom->appendChild($element); echo $dom->saveXML(); ?> ]]> &example.outputs; This is the root element! ]]> formatOutput = true; $root = $doc->createElementNS('http://www.w3.org/2005/Atom', 'element'); $doc->appendChild($root); $root->setAttributeNS('http://www.w3.org/2000/xmlns/' ,'xmlns:g', 'http://base.google.com/ns/1.0'); $item = $doc->createElementNS('http://base.google.com/ns/1.0', 'g:item_type', 'house'); $root->appendChild($item); echo $doc->saveXML(), "\n"; echo $item->namespaceURI, "\n"; // Outputs: http://base.google.com/ns/1.0 echo $item->prefix, "\n"; // Outputs: g echo $item->localName, "\n"; // Outputs: item_type ?> ]]> &example.outputs; house http://base.google.com/ns/1.0 g item_type ]]> &reftitle.seealso; DOMNode::appendChild DOMDocument::createAttribute DOMDocument::createAttributeNS DOMDocument::createCDATASection DOMDocument::createComment DOMDocument::createDocumentFragment DOMDocument::createElement DOMDocument::createEntityReference DOMDocument::createProcessingInstruction DOMDocument::createTextNode