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app/static/js/product_change.js 997 Bytes
7820380e   “wangming”   1
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  let index = 0
  let slides = $('.pro')
  // 排他效果
  for (let i = 0; i < slides.length; i++) {
      $(slides[i]).attr('sli_index', i)
  }
  $('.pro').on('click', function () {
      for (let i = 0; i < slides.length; i++) {
          $(slides[i]).removeClass('swiper-slide-active')
      }
      $(this).addClass('swiper-slide-active')
      console.log($(this).attr("sli_index"))
  })
  // next效果
  $('.next').on('click', function () {
      for (let i = 0; i < slides.length; i++) {
          $(slides[i]).removeClass('swiper-slide-active')
      }
      if (index >= slides.length - 1) {
          index = 0
      } else {
          index++
      }
      $(slides[index]).addClass('swiper-slide-active')
      console.log(index)
  })
  
  $('.prev').on('click', function () {
      for (let i = 0; i < slides.length; i++) {
          $(slides[i]).removeClass('swiper-slide-active')
      }
      if (index <= 0) {
          index = 0
      } else {
          index--
      }
      $(slides[index]).addClass('swiper-slide-active')
      console.log(index)
  })