tyjs_wxapp/component/iView/sticky-item/index.wxml

<view class="i-sticky-item">
    <view class="i-sticky-item-header i-class {{ isFixed === true ? 'i-sticky-fixed' : '' }}">
        <view class="i-sticky-title">
            <slot name="title"></slot>
        </view>
    </view>
    <view class="i-index-item-content">
        <slot name="content"></slot>
    </view>
</view>