🧠 React useState Hook — The Core of Interactivity

The useState hook lets you add state to functional components.

📘 Example:

const [count, setCount] = useState(0);

🪄 Update state easily:

<button onClick={() => setCount(count + 1)}>
Count: {count}
</button>

✨ Key Poin…


This content originally appeared on DEV Community and was authored by Aman Kureshi

The useState hook lets you add state to functional components.

📘 Example:

const [count, setCount] = useState(0);

🪄 Update state easily:

<button onClick={() => setCount(count + 1)}>
  Count: {count}
</button>

✨ Key Points:
• Returns [value, setter]
• Re-renders component when state changes
• Use callback form → setCount(prev => prev + 1)

useState = Simplicity + Power 💪


This content originally appeared on DEV Community and was authored by Aman Kureshi


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Aman Kureshi | Sciencx (2025-10-31T16:13:57+00:00) 🧠 React useState Hook — The Core of Interactivity. Retrieved from https://www.scien.cx/2025/10/31/%f0%9f%a7%a0-react-usestate-hook-the-core-of-interactivity/

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" » 🧠 React useState Hook — The Core of Interactivity." Aman Kureshi | Sciencx - Friday October 31, 2025, https://www.scien.cx/2025/10/31/%f0%9f%a7%a0-react-usestate-hook-the-core-of-interactivity/
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" » 🧠 React useState Hook — The Core of Interactivity." Aman Kureshi | Sciencx [Online]. Available: https://www.scien.cx/2025/10/31/%f0%9f%a7%a0-react-usestate-hook-the-core-of-interactivity/. [Accessed: ]
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» 🧠 React useState Hook — The Core of Interactivity | Aman Kureshi | Sciencx | https://www.scien.cx/2025/10/31/%f0%9f%a7%a0-react-usestate-hook-the-core-of-interactivity/ |

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