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 pagePopoverTargetAttributesExtended by HTMLButtonElement HTMLInputElement Properties popoverTargetAction popoverTargetAction: string; MDN Reference popoverTargetElement popoverTargetElement: Element | null; MDN Reference