Unverified60% confidenceFactExact time
Screen readers (such as NVDA, JAWS, and VoiceOver) rely on the accessibility tree exposed by the browser to understand page structure.
2
Sources
60%
Confidence
Long-term
Relevance
5/23/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedThe Accessibility Tree is a semantic interface structure provided by browsers and operating systems for screen readers, containing the role, name, and hierarchical relationship of each element.72% similarUnverifiedScreen readers traverse the DOM tree node by node in a linear fashion, and users rely on heading-level navigation, form element labeling, and live region announcements to build a mental map of the interface.71% similarUnverified感知层通过截图、DOM解析或可访问性树获取页面状态，执行层通过Playwright、Puppeteer等浏览器自动化框架模拟鼠标点击、键盘输入等操作71% similarUnverified可访问性树是浏览器根据DOM和ARIA属性构建的语义化树状结构，由操作系统辅助功能API暴露给外部程序71% similarUnverified新一代浏览器自动化方案如 Browser Use、Stagehand 使用视觉模型识别页面元素，解决了传统脆弱选择器问题69% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/11371API
curl https://kongchang.com/api/v1/knowledge/claims/11371MCP
get_claim(id=11371)