trafficBroadcast/miniprogram/pages/interList/interList.wxml

<!--miniprogram/pages/interList/interList.wxml-->
<view class="interList">
  <view wx:for="{{newsList}}" style="margin-bottom: 20rpx" wx:key="_id" >

    <view class="videoEle" wx:if="{{item.headUrl}}">
      <text wx:if="{{item.title}}" class="top">{{item.title}}</text>
      <video class="video" wx:if="{{item.headUrl}}" src="{{item.headUrl}}"></video>
      <text wx:if="{{item.creat_time}}" class="subTitle">发布日期 {{item.creat_time}}</text>
    </view>
    <view wx:if="{{!item.headUrl}}" bindtap="toDetail"  data-id="{{item._id}}" data-title="{{item.title}}">
      <view class="newList">
        <image mode="aspectFit" class="newsImg" src="{{item.cover}}" wx:if="{{item.cover}}"></image>
        <view class="newsTitle">
          <text wx:if="{{item.title}}" class="top">{{item.title}}</text>
          <text wx:if="{{item.creat_time}}" class="subTitle">发布日期 {{item.creat_time}}</text>
        </view>
      </view>
    </view>
  </view>

</view>