app/dist/collapse-item/index.wxml

<view id="{{name}}" class="i-class i-collapse-item">
    <view class="i-collapse-item-title-wrap" bindtap="trigger">
    <view class='txt-icon'>
    <text class="i-collapse-item-title i-class-title">{{title}}</text>
    </view>
     <i-icon class='icon' size="16" type="enter" i-class="{{ false ? 'i-collapse-item-arrow-show' : 'i-collapse-item-arrow' }}"/>
    </view>
    <view class="i-collapse-item-content {{showContent}}  i-class-content" wx:if="{{false}}">
        <slot name="content"></slot>
    </view>
</view>