---
id: 2948
title: "How to Use React's useReducer Hook"
source_domain: hackerone.com
source_url: "https://www.hackerone.com/blog/how-use-reacts-usereducer-hook"
published_at: "2020-09-24T01:00:00Z"
tags: ["tutorial", "react", "state-management", "hooks", "usereducer"]
phying_url: "https://phying.com/item/2948"
lang: en
---

# How to Use React's useReducer Hook

## Summary

A React tutorial on the useReducer hook: when complex state transitions outgrow useState, and how a reducer with dispatch manages an online store's cart-style state.

## Intelligence Metadata

- **Sources:** hackerone.com
- **Published:** 2020-09-24T01:00:00Z
- **Original:** https://www.hackerone.com/blog/how-use-reacts-usereducer-hook
- **Phying News:** https://phying.com/item/2948