The Virtual DOM is a lightweight copy of the real DOM that optimizes UI updates. It tracks changes, compares the previous and new versions ("diffing"), and updates only the necessary parts of the real DOM, improving performance.
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The Virtual DOM is a lightweight representation of the actual DOM. It facilitates efficient and optimized updates to the user interface, resulting in improved performance. Simply put, it tracks changes within the application and performs a "diffing" process by comparing the previous version of the virtual DOM with the new version. It identifies the differences and updates the real DOM accordingly.