The Shadow DOM is a web standard that allows for encapsulation of a DOM subtree, providing a way to keep the internal structure of a web component hidden from the main document’s DOM12. This encapsulation ensures that the styles and scripts within the shadow DOM do not interfere with the rest of the document, and vice versa. In summary, the Shadow DOM is about encapsulation and isolation for web components, while the Virtual DOM is about optimizing performance by minimizing direct DOM manipulations.
Shadow Host: The regular DOM element to which the shadow DOM is attached.
Shadow Tree: The DOM tree inside the shadow DOM.
Shadow Boundary: The point where the shadow DOM ends and the regular DOM begins.
Shadow Root: The root node of the shadow tree.
Encapsulation: Keeps the component’s internal structure private, preventing accidental manipulation from outside.
Scoped Styles: Styles defined within the shadow DOM do not leak out and affect other parts of the document.
Reusability: Makes it easier to create reusable components without worrying about conflicts with the rest of the page.
Shadow DOM: Encapsulation and isolation of web components.
Virtual DOM: Performance optimization through efficient updates.
Shadow DOM: Creates isolated subtrees within the DOM12.
Virtual DOM: Represents the entire DOM in a lightweight, virtual format.
Shadow DOM: Provides scoped styles that do not leak out.