Copy pageCopy pageCopy this page as Markdown for LLMsView as MarkdownView this page as plain textOpen in ClaudeAsk questions about this pageOpen in ChatGPTAsk questions about this pageOn this pageNamedNodeMap-1NamedNodeMap: {(): NamedNodeMap; prototype: NamedNodeMap;}; Type Declaration Returns NamedNodeMap prototype prototype: NamedNodeMap;