Tech
React useState Hook
useState is a React Hook used to store and update data in a component. When the state changes, React updates the UI.
1. Basic syntax
const [ value , setValue ] = useState ( initialValue );
value — current state value.
setValue — function to update the state.
useState(initialValue) — sets the initial value.
2. Example: Counter
import { useState } from " react " ;
export default function App () {
const [ count ...
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