What are the differences between functional and class components in React?

Question

Accepted Answer

Functional components are simpler and easier to test, while class components have more features and lifecycle methods.

Functional components are written as JavaScript functions, while class components are written as ES6 classes.
Functional components are stateless and do not have their own internal state, while class components can have state.
Functional components do not have lifecycle methods, while class components have lifecycle methods like componentDidMount and componentDidUpdate.
Functional components are easier to read and understand, as they have a simpler syntax.
Functional components are recommended for simple UI components, while class components are recommended for complex UI components.

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