Mastering React: Panduan Pemula untuk Hook useState

import React, { useState } from 'react';

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

function App() {
  const [count, setCount] = useState(0);
function incrementCount() {
    setCount(count + 1);
  }
function decrementCount() {
    setCount(count - 1);
  }
return(
    <div>
      <button onClick={decrementCount}>-</button>
      <span>{count}</span>
      <button onClick={incrementCount}>+</button>
    </div>
  );
}

function incrementCount() {
    setCount(prevCount => prevCount + 1);
}