bjtu_order/bjtu_app/dist/card/index.wxml

<view class="wux-class {{ classes.wrap }}">
    <view class="{{ classes.hd }}" wx:if="{{ thumb || title || extra }}">
        <view class="{{ classes.content }}" wx:if="{{ thumb || title }}">
            <image class="{{ classes.thumb }}" src="{{ thumb }}" mode="aspectFit" style="{{ extStyle }}" wx:if="{{ thumb }}" />
            <text>{{ title }}</text>
        </view>
        <view class="{{ classes.extra }}" wx:if="{{ extra }}">{{ extra }}</view>
    </view>
    <view class="{{ classes.bd }}">
        <slot name="body"></slot>
    </view>
    <view class="{{ classes.ft }}">
        <slot name="footer"></slot>
    </view>
</view>