How to make div-a class change when switching slide in slick slider?

Question

JavaScript

It is necessary after changing the slide to another one that has the parameters of the currently active one (aria-hidden and tabindex) and the parameter of a specific slide (data-skick-index), the (addClass) class was added in another block of the HTML document. Also, so that it is removed (removeClass) when the data-skick-index changes to another.

Answer 1

$('.slider').on('afterChange', function(event, slick, currentSlide, nextSlide){
  $('.anotherClass').addClass('addedClass');
});