React useState
import { useState } from "react";
function Counter() {
const [count, setCount] = useState(0);
function increment() {
setCount((prev) => prev + 1);
}
function decrement() {
setCount((prev) => prev - 1);
}
return (
<div>
<p>Count: {count}</p>
<button onClick={decrement}>-</button>
<button onClick={increment}>+</button>
</div>
);
}
export default Counter;