swiper indicator-dots="true" autoplay="true" indicator-color="#fff" indicator-active-color="#FF814A" style='height:{{Hei}}' block wx:for="{{bannerList}}" wx:key="key" swiper-item navigator url="" hover-class="none" image src="{{item.img}}" mode="widthFix" bindload='imgH'/image /navigator /swiper-item /block/swiper
data: { Hei: "", //这是swiper要动态设置的高度属性 bannerList:[],//请求轮播的数据},imgH: function (e) { let winWid = wx.getSystemInfoSync().windowWidth; //获取当前屏幕的宽度 let imgh = e.detail.height; //图片高度 let imgw = e.detail.width; let swiperH = winWid * imgh / imgw + "px" this.setData({ Hei: swiperH //设置高度 })},
