React | Hooks

React | Hooks

React | Hooks. Hooks are introduced in React 16.8. They allows to hook into React features such as component state and lifecycle method to be implemented in a functional component. Hooks are the functions that allows to hook into the React feature.

Hooks are introduced in React 16.8. They allow to hook into React features such as component state and lifecycle method to be implemented in a functional component.

Previously when we have to achieve the functionalities in React like components state or lifecycle events we have to implement the class component but after hooks, they all can be achieved in a functional component without using class.

Hooks are the functions that allows to hook into the react feature such as state and lifecycle methods in a functional components.

I am discussing the following hooks in this article

  • useState
  • useEffect

I will also compare the class component vs functional component using hooks.

useState Hook

As the name implies that this hook can be used for doing something with state in functional component

Previously when we have to define the state in the component we can use the class component as following

hooks web-development javascript react frontend

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