trafficBroadcast/miniprogram/pages/detail/template/defaultDetail/index.wxml

<!--miniprogram/pages/detail/template/pdfDetail/index.wxml-->
<template name="defaultDetail">
  <video class="video" wx:if="{{headUrl}}" src="{{headUrl}}"></video>
  <view wx:if="{{creat_time}}"> 发表日期：{{creat_time}}</view>
  <rich-text wx:if="{{content}}" nodes="{{content}}"></rich-text>
</template>