一、问题描述
swiper3中没有realIndex属性,不能直接获取。需通过activeIndex
转化
二、具体代码
html部分:
<div class=" case swiper-container">
<div class="swiper-wrapper">
<div class="swiper-slide ">Slide 1</div>
<div class="swiper-slide" >Slide 2</div>
<div class="swiper-slide ">Slide 3</div>
</div>
</div>
js部分:
<script>
var myswiper = new Swiper('.case.swiper-container', {
//一个页面出现多个swiper插件,.case以区别
slidesPerView: 3,
spaceBetween: 30,
loop:true,
loopAdditionalSlides : 0,
onSlideChangeEnd: function(swiper){
//(swiper.activeIndex-1+i)%(i))
alert((swiper.activeIndex-1+3)%(3)); //切换结束时,打印当前索引
},
});
</script>