I am having trouble with making accordion buttons. My JS code is not working

Question

document.querySelectorAll
('.accordion__button').foreach(button=>{
button.addEventListner('click', ()=>{
const accordionContent = button.nextEventSibling
})

button.classList.toggle(
'accordion__button--active');

if (button.classList.contains
('accordion__button--active')) {
accordionContent.style.maxHeight =
accordionContent.scrollHeight + 'px';
}
else
{
accordionContent.style.maxHeight = 0;
}
})

Answer 1

I tried that and it still didn't work