bwj_wechat/components/My_BannerSwiper/index.wxml

<!-- banner -->
<view class="supplyAndDemandBanner">
    <view class="swiperBanner">
        <swiper autoplay indicator-dots circular="true" indicator-active-color="#fff" indicator-color="rgba(255,255,255,.5)">
            <swiper-item wx:for="{{swiperBannerList}}" wx:key="index">
                <image src="{{item.attinfos[0].fobsurl}}" data-index="{{index}}" catchtap="clickToPage" mode="aspectFill"></image>
            </swiper-item>
        </swiper>
    </view>
</view>