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React Element ↔ immutable stateless building blocks of React apps, returned by components

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lightweight stateless immutable primitive? in React that mirrors the DOM API

provides set of instructions for React to render

used to construct the VDOM, as a blueprint for updating the DOM API

ReactComponentElement​

Type for React CC or FC

ReactDOMElement​

Type for react VDOM rep of element

used as descriptor to tell React what to show on screen

References​

  1. Component ↔ 🧱Composable code to Encapsulate, Reuse & return React Element Fiber via JSX

  2. VDOM ↔ Intermediate Abstraction layer between Source Code & DOM API , data structure to mirror DOM API comprised of Fiber (React Element)

  3. React.Component ↔ base Abstract Class that provides render() method to return React Element(s), state & Lifecycle Methods