Javascript event listener on all class

  const divs = document.querySelectorAll('.hitung')

or

 const divs = document.querySelector('button[type="submit"]')

document.querySelectorAll(".panggil_popup").forEach(el => el.addEventListener('click', event => {
	alert(el)
	event.preventDefault()
	//console.log(event.target.classListΏ])
}))