dom3 w3c dom Attr w3c dom Node w3c dom NodeList elementeditas nodeeditas nodelist getdefinedelementtypes contenttype attrname attrval cansetattributenode attr attrnode cansetattributens name attrval namespaceuri canremoveattribute attrname canremoveattributens attrname namespaceuri canremoveattributenode node attrnode nodelist getchildelements nodelist getparentelements nodelist iselementdefined elemtypename iselementdefinedns elemtypename namespaceuri name