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React Hooks Explained Simply ⚛️
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React Hooks Explained Simply ⚛️

DEV Community: javascript·Narasimma Radhakrishnan·4 days ago
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#devtojavascript#devto#dev#react#hooks
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React Hooks are one of the most important concepts in React. They help us use features like state and lifecycle behavior inside functional components.

Let's understand React Hooks in simple terms! 🚀

🔹 What Are React Hooks?

React Hooks are special functions that allow functional components to use React features such as state, context, and effects.

Before Hooks were introduced in React 16.8, state and lifecycle methods were mainly associated with class components.

🔹 Common React Hooks

useState()

useState() is used to store and update data inside a component.

Example:

import { useState } from " react " ;

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

return ( < div > < h2 > Count: { count } </ h2 > < button onClick = { () => setCount ( count + 1 ) } > Increase </ button > </ div > ); }

export default Counter ;

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Explanation:

count stores the current value.

setCount updates the value.

useState(0) sets the initial value to…

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