React.js ~useState Antipatterns~
📰 Dev.to · Ogasawara Kakeru
Learn to avoid common antipatterns when using useState in React.js to improve your code's efficiency and readability
Action Steps
- Identify related conditions in your code and group them together using a single state variable
- Use an object to store related state values instead of separate variables
- Update your state using a single setState call instead of multiple calls
- Refactor your code to reduce unnecessary re-renders and improve performance
- Apply this pattern to your existing codebase to improve maintainability and scalability
Who Needs to Know This
Frontend developers and engineers working with React.js can benefit from this lesson to improve their coding skills and best practices
Key Insight
💡 Grouping related conditions together and using a single state variable can improve code efficiency and readability
Share This
💡 Improve your React.js code by avoiding common useState antipatterns! #Reactjs #useState #frontenddevelopment
Key Takeaways
Learn to avoid common antipatterns when using useState in React.js to improve your code's efficiency and readability
Full Article
Title: React.js ~useState Antipatterns~
URL Source: https://dev.to/kkr0423/reactjs-usestate-antipatterns-58i9
Published Time: 2026-06-21T01:06:41Z
Markdown Content:
# React.js ~useState Antipatterns~ - DEV Community
[Skip to content](https://dev.to/kkr0423/reactjs-usestate-antipatterns-58i9#main-content)
[](https://dev.to/)
[Powered by Algolia](https://www.algolia.com/developers/?utm_source=devto&utm_medium=referral)
[Log in](https://dev.to/enter?signup_subforem=1)[Create account](https://dev.to/enter?signup_subforem=1&state=new-user)
## DEV Community
0 Add reaction
0 Like 0 Unicorn 0 Exploding Head 0 Raised Hands 0 Fire
0 Jump to Comments 0 Save Boost
Copy link
Copied to Clipboard
[Share to X](https://twitter.com/intent/tweet?text=%22React.js%20~useState%20Antipatterns~%22%20by%20Ogasawara%20Kakeru%20%23DEVCommunity%20https%3A%2F%2Fdev.to%2Fkkr0423%2Freactjs-usestate-antipatterns-58i9)[Share to LinkedIn](https://www.linkedin.com/shareArticle?mini=true&url=https%3A%2F%2Fdev.to%2Fkkr0423%2Freactjs-usestate-antipatterns-58i9&title=React.js%20~useState%20Antipatterns~&summary=1.%20Consider%20grouping%20related%20conditions%20together%20%20%20Before%20%20%20%20%20%20%20const%20%5Bx%2C%20setX%5D%20%3D%20useState%280%29%3B%20%20...&source=DEV%20Community)[Share to Facebook](https://www.facebook.com/sharer.php?u=https%3A%2F%2Fdev.to%2Fkkr0423%2Freactjs-usestate-antipatterns-58i9)[Share to Mastodon](https://s2f.kytta.dev/?text=https%3A%2F%2Fdev.to%2Fkkr0423%2Freactjs-usestate-antipatterns-58i9)
[Share Post via...](https://dev.to/kkr0423/reactjs-usestate-antipatterns-58i9#)[Report Abuse](https://dev.to/report-abuse)
[](https://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2Ftp34kdtoef7b1g1qsbr0.jpg)
[](https://dev.to/kkr0423)
[Ogasawara Kakeru](https://dev.to/kkr0423)
Posted on Jun 21
# React.js ~useState Antipatterns~
[#webdev](https://dev.to/t/webdev)[#programming](https://dev.to/t/programming)[#frontend](https://dev.to/t/frontend)[#react](https://dev.to/t/react)
**1. Consider grouping related conditions together**
* Before
```
const [x, setX] = useState(0);
const [y, setY] = useState(0);
const handlePointerMove = (e) => {
setX(e.clientX);
setY(e.clientY);
};
return (
<div
onPointerMove={handlePointerMove}
style={{
width: "100vw",
height: "100vh",
}}
/>
);
```
* After
```
const [position, setPosition] = useState({ x: 0, y:
URL Source: https://dev.to/kkr0423/reactjs-usestate-antipatterns-58i9
Published Time: 2026-06-21T01:06:41Z
Markdown Content:
# React.js ~useState Antipatterns~ - DEV Community
[Skip to content](https://dev.to/kkr0423/reactjs-usestate-antipatterns-58i9#main-content)
[](https://dev.to/)
[Powered by Algolia](https://www.algolia.com/developers/?utm_source=devto&utm_medium=referral)
[Log in](https://dev.to/enter?signup_subforem=1)[Create account](https://dev.to/enter?signup_subforem=1&state=new-user)
## DEV Community
0 Add reaction
0 Like 0 Unicorn 0 Exploding Head 0 Raised Hands 0 Fire
0 Jump to Comments 0 Save Boost
Copy link
Copied to Clipboard
[Share to X](https://twitter.com/intent/tweet?text=%22React.js%20~useState%20Antipatterns~%22%20by%20Ogasawara%20Kakeru%20%23DEVCommunity%20https%3A%2F%2Fdev.to%2Fkkr0423%2Freactjs-usestate-antipatterns-58i9)[Share to LinkedIn](https://www.linkedin.com/shareArticle?mini=true&url=https%3A%2F%2Fdev.to%2Fkkr0423%2Freactjs-usestate-antipatterns-58i9&title=React.js%20~useState%20Antipatterns~&summary=1.%20Consider%20grouping%20related%20conditions%20together%20%20%20Before%20%20%20%20%20%20%20const%20%5Bx%2C%20setX%5D%20%3D%20useState%280%29%3B%20%20...&source=DEV%20Community)[Share to Facebook](https://www.facebook.com/sharer.php?u=https%3A%2F%2Fdev.to%2Fkkr0423%2Freactjs-usestate-antipatterns-58i9)[Share to Mastodon](https://s2f.kytta.dev/?text=https%3A%2F%2Fdev.to%2Fkkr0423%2Freactjs-usestate-antipatterns-58i9)
[Share Post via...](https://dev.to/kkr0423/reactjs-usestate-antipatterns-58i9#)[Report Abuse](https://dev.to/report-abuse)
[](https://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2Ftp34kdtoef7b1g1qsbr0.jpg)
[](https://dev.to/kkr0423)
[Ogasawara Kakeru](https://dev.to/kkr0423)
Posted on Jun 21
# React.js ~useState Antipatterns~
[#webdev](https://dev.to/t/webdev)[#programming](https://dev.to/t/programming)[#frontend](https://dev.to/t/frontend)[#react](https://dev.to/t/react)
**1. Consider grouping related conditions together**
* Before
```
const [x, setX] = useState(0);
const [y, setY] = useState(0);
const handlePointerMove = (e) => {
setX(e.clientX);
setY(e.clientY);
};
return (
<div
onPointerMove={handlePointerMove}
style={{
width: "100vw",
height: "100vh",
}}
/>
);
```
* After
```
const [position, setPosition] = useState({ x: 0, y:
DeepCamp AI