public function getLocalName()
	{
		if ( is_null( $this->domNode ) ) return null;
		if ( $this->domNode instanceof \DOMNameSpaceNode )
		{
			return $this->domNode->localName;
		}
		else
		{
			return $this->domNode->nodeType == XPathNodeType::ProcessingInstruction
				? "{$this->domNode->nodeName}"
				: "{$this->domNode->localName}";
		}
	}