SOURCE

import React,{useState, useEffect} from 'react'

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

  useEffect(() => {
    setTimeout(() => {
      console.log(count)
    }, 3000)
  }, [count])

  return (
    <button onClick={() => setCount(count + 1)}>click me</button>
  )
}