const swiper = new Swiper('.swiper', {

  scrollbar: {

    el: '.swiper-scrollbar',

    draggable: true,

  },

});

const swiper = new Swiper('.swiper', {

  // Optional parameters

  direction: 'vertical',

  loop: true,

​

  // If we need pagination

  pagination: {

    el: '.swiper-pagination',

  },

​

  // Navigation arrows

  navigation: {

    nextEl: '.swiper-button-next',

    prevEl: '.swiper-button-prev',

  },

​

  // And if we need scrollbar

  scrollbar: {

    el: '.swiper-scrollbar',

  },

});