classroom-music-activation/miniprogram/custom-tab-bar/index.wxml

<!--custom-tab-bar/index.wxml-->
<view class="bottom-section" wx:if="{{ showBar }}">
  <view class="orders" bind:tap="switchTab" wx:for="{{list}}" wx:key="index" data-path="{{item.pagePath}}" data-index="{{index}}">
    <image  src="{{ selected === index ? item.selectedIconPath : item.iconPath }}" />
    <text style="color: {{selected === index ? selectedColor : color}}">{{item.text}}</text>
  </view>
</view>