impl xs opti w3c dom Attr w3c dom DOMException w3c dom w3c dom w3c dom Node w3c dom TypeInfo attrimpl nodeimpl attr element attrimpl nodetype node.attribute_node attrimpl element prefix localpart rawname uri prefix localpart rawname uri node.attribute_node this.element element rawname getspecified getvalue getnodevalue getvalue element element.getownerdocument setvalue domexception isid typeinfo getschematypeinfo getvalue