advertisingMiniProgram/miniprogram/custom-tab-bar/index.wxml

<!--custom-tab-bar/index.wxml-->
<cover-view class="head">
  <cover-view data-index="/pages/channelRanking/index" bindtap="changepage" class="item">
    <cover-view data-index="/pages/channelRanking/index" class="{{'text ' + (pageName === '/pages/channelRanking/index'? 'act': '')}}">
      频道排行
    </cover-view>
    <cover-view wx:if="{{pageName === '/pages/channelRanking/index'}}" class="line"></cover-view>
  </cover-view>
  <cover-view data-index="/pages/channelAdvertising/index" bindtap="changepage" class="item">
    <cover-view data-index="/pages/channelAdvertising/index" class="{{'text ' + (pageName === '/pages/channelAdvertising/index'? 'act': '')}}">
      频道广告
    </cover-view>
    <cover-view wx:if="{{pageName === '/pages/channelAdvertising/index'}}" class="line"></cover-view>
  </cover-view>
  <cover-view data-index="/pages/industryAdvertising/index" bindtap="changepage" class="item">
    <cover-view data-index="/pages/industryAdvertising/index" class="{{'text ' + (pageName === '/pages/industryAdvertising/index'? 'act': '')}}">
      行业广告
    </cover-view>
    <cover-view wx:if="{{pageName === '/pages/industryAdvertising/index'}}" class="line"></cover-view>
  </cover-view>
</cover-view>