---
title: "#keys-in-react articles | Hashnode"
description: "Explore 3 articles tagged #keys-in-react on Hashnode. Tutorials, guides, and how-tos from the community."
url: "https://hashnode.com/tag/keys-in-react"
---

Tag

# #keys-in-react

3 posts · 0 followers

[Nowon Lee](https://hashnode.com/@nwlee) · [Sep 21, 2025](https://hashnode.com/posts/use-react-keys-to-reset-components/68cff5fecaf0f2035459d2a3)

### [Key를 활용하여 컴포넌트 상태를 초기화하기](https://blog.nwlee.com/use-react-keys-to-reset-components?utm_source=hashnode&utm_medium=feed)

개요 컴포넌트의 상태가 업데이트되어도 컴포넌트 내부에 배치된 컴포넌트의 상태는 그대로 유지되는 경우가 있었다. 예전에는 Props 전달 및 내부에서 useEffect를 통해서 상태를 초기 상태로 업데이트하도록 했는데 useEffect를 남용하게 되면 상태 변화 추적이 어려워지는 문제가 있었다. 그런데 useEffect 외에도 Key를 통해서 컴포넌트 상태를 초기화할 수 있다는 사실을 알게 되었다. 리스트 렌더링 React 프론트엔드에서 목록 형...

3 min read · [blog.nwlee.com](https://blog.nwlee.com/use-react-keys-to-reset-components?utm_source=hashnode&utm_medium=feed)

[Lahiru Shiran](https://hashnode.com/@lahirushiran) · [May 1, 2025](https://hashnode.com/posts/understanding-react-key-prop-behavior-in-material-ui-autocomplete-a-deep-dive/68131e66ad550b2b1cf3cf90)

### [Understanding React Key Prop Behavior in Material-UI Autocomplete: A Deep Dive](https://lahirushiran.hashnode.dev/understanding-react-key-prop-behavior-in-material-ui-autocomplete-a-deep-dive?utm_source=hashnode&utm_medium=feed)

Explore the role of React's \`key\` prop in Material-UI Autocomplete, its impact on reconciliation, and best practices for optimal performance

4 min read · [lahirushiran.hashnode.dev](https://lahirushiran.hashnode.dev/understanding-react-key-prop-behavior-in-material-ui-autocomplete-a-deep-dive?utm_source=hashnode&utm_medium=feed)

[Jyothi Swaroop Makena](https://hashnode.com/@RedJoe0608) · [Oct 11, 2023](https://hashnode.com/posts/understanding-keys-and-their-importance-in-react/6526672ffe8ac77e65783f98)

### [Understanding Keys And Their Importance In React](https://redjoe0608.hashnode.dev/understanding-keys-and-their-importance-in-react?utm_source=hashnode&utm_medium=feed)

What are keys, and why do we need them? Read this article to find out why!

4 min read · [redjoe0608.hashnode.dev](https://redjoe0608.hashnode.dev/understanding-keys-and-their-importance-in-react?utm_source=hashnode&utm_medium=feed)