Unverified50% confidenceFactExact time
虚拟 DOM 是对真实 DOM 的轻量级 JavaScript 对象表示，框架通过 Diff 算法比较新旧虚拟 DOM 树差异后批量更新真实 DOM
1
Sources
50%
Confidence
Long-term
Relevance
7/18/2026
First Seen
Sources
Related Claims
UnverifiedFrameworks such as React and Vue maintain a virtual DOM at runtime, performing diff operations between new and old virtual trees before batch-updating the differences to the real DOM.81% similarUnverifiedFront-end frameworks such as React calculate the minimal set of changes via Virtual DOM and diff algorithms, batch-update the real DOM, and thereby reduce browser reflow and repaint operations.75% similarUnverifiedthe Virtual DOM concept was created specifically to address performance issues caused by frequent real DOM manipulation74% similarUnverifiedThrough the DOM API, JavaScript can modify a page's structure, content, and styles in real time, including dynamically adding or removing elements and updating text content.71% similarUnverified传统虚拟 DOM diff 需要遍历比较整棵树，时间复杂度与组件树规模成正比，而 Bonsai 直接追踪依赖关系图只更新变化节点71% similar
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