因为老项目用的是swiper3,所以这里贴出swiper3的配置项。它由回调手动控制)autoplay:0,loop:false,onInit:swiper=>{setTimeout(()=>{swiper.slideNext();},1500);},onSlideChangeEnd:swiper=>{if(swiper.activeIndex===1){letdom=swiper.slides[0];swiper.removeSlide(0);swiper.appendSlide(dom);swiper.activeIndex=0;swiper.update();setTimeout(()=>{swiper.slideNext();},1500);}}
