How to put instead of numbers (0, 1) the value from the date attribute (pictures)?

Question

JavaScript

on which the slides are changing

customPaging: function(slider, i) {
      return `<div><img src="значение из дата-атрибута"> </div>`;
    },

attribute in item - data-bg

https://jsfiddle.net/kagr8mt4/3/

Answer 1