What's is functional components and class components

Question

Accepted Answer

Functional components are stateless components in React that are defined as functions, while class components are stateful components defined as ES6 classes.

Functional components are simpler and easier to read/write compared to class components
Functional components do not have access to lifecycle methods or state, while class components do
Class components can have local state and use lifecycle methods like componentDidMount, componentDidUpdate, etc.
Functional components can be written as arrow functions or regular functions
Example: Functional component - const MyComponent = () => { return
Hello World
; }
Example: Class component - class MyComponent extends React.Component { render() { return
Hello World
; }}

What's is functional components and class components

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