swiper手滑导航圆点不同步

        // 滚动图
        var mySwiper = new Swiper('.swiper-container', {
            // 如果需要分页器
            pagination: {
                el: '.swiper-pagination',
            },
            onSlideChangeEnd: function (swiper) { // pagination BUG
                var activeIndex = swiper.activeIndex;
                $('.swiper-pagination')
                    .find('span')
                    .eq(activeIndex)
                    .addClass('swiper-pagination-bullet-active')
                    .siblings()
                    .removeClass('swiper-pagination-bullet-active');
            }
        });

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