slot=“after” 和slot="before"里面的东西只能一开始显示一下，等理解表渲染出来后再也看不到了

<recycle-view 
    wx:else 
    batch="{{batchSetRecycleData}}" 
    lower-threshold="400"
    bindscrolltolower="getList"
    id="j-recycle">
    <recycle-item class="recycleItem" wx:for="{{recycleList}}" wx:key="index" style="width:100%; ">
        <view class="itemSlide">
            <text class="itemSlide-time" wx:if="{{item.showDate}}">{{item.dateTime}}</text>
            <mp-slideview buttons="{{item.slideButtons}}" data-id="1234" bindbuttontap="tapDelGoods">
                <view class="itemSlide-inner">
                    <image class="itemSlide-inner-left" src="{{item.goodsImg}}" mode="aspectFill" lazy-load />
                    <view class="itemSlide-inner-right">
                        <text class="itemSlide-inner-right-goodsName mEllipsis">{{item.goodsName}}</text>
                        <text class="itemSlide-inner-right-storeName ellipsis">店铺：{{item.storeName}}</text>
                        <text wx:if="{{item.onSale}}" class="itemSlide-inner-right-price">￥{{item.price}}</text>
                        <text wx:else class="itemSlide-inner-right-price">失效</text>
                    </view>
                </view>
            </mp-slideview>
        </view>
    </recycle-item>
    <view slot="after" >
        <view class="recycleAfter">
            <mp-loading type="circle" show="{{loading}}" />
            <text class="" wx:if="{{listEnd}}">- 我是有底线的 -</text>
        </view>
    </view>    
</recycle-view>