Initializing the state

This Hook returns a value as well as a function to us, which we can use to update the value. We can initialize the state using this Hook in the following way:

const [state, setState] = useState(initialState);

During the first rendering of a component that uses this Hook, this value is equal to the initialState that you pass to the state. If the parameter that has been passed ...

Introduction

Introduction to ES2015+

JSX – an Introduction

Rendering of Elements and Components in React

State and Lifecycle Methods

Event Handling

Forms

Lists, Fragments, and Conditional Rendering

CSS and Styling

Higher Order Components

Functions as a Child and Render Props

Context API

Refs

Error Boundaries

Portals

Code Splitting

Typechecking with PropTypes, Flow, and TypeScript

React Hooks – an Introduction

Hooks in Action

The Hooks API

Routing in React

State Management

Internationalization

Conclusion

Appendix

useState

Initializing the state