换一种写法感觉快多了， <!-- 列表弹框 --> <cover-view class="alert-wrap" catchtap="shopOnClick" style="display:{{shopList.length > 0 && shouldAlert ? 'block' : 'none'}}">     <cover-view scroll-y class="alert-main">         <cover-view class="alert-item" wx:for="{{shopList}}" wx:for-item="shopItem" catchtap="shopOnClick" data-item="{{shopItem}}" wx:key="fullName">{{shopItem.shop_name}}</cover-view>     </cover-view> </cover-view>