saas_miniprogram/pages3/static/polyv-sdk/components/chat-list/content-parser/content-parser.wxml

<view class="plv-mp-chat-msg-content">
  <image
    wx:if="{{ content.type === 'chatImg' }}"
    class="plv-mp-chat-msg-img"
    mode="widthFix"
    src="{{ content.uploadImgUrl }}"
    style="width: {{ content.size.width/2 }}rpx; height: {{ content.size.height/2 }}rpx;"
    bindtap="tapImage"
  />
  <block wx:else>
    <block wx:for="{{ contentArr }}" wx:for-index="itemIndex" wx:for-item="item" wx:key="itemIndex">
      <text class="plv-mp-chat-msg-content-title" wx:if="{{ item.type === 'text' }}">{{ item.content }}</text>
      <image class="plv-mp-chat-msg-emtion-pic" wx:else src="{{ item.url }}" style="width:30px;height:30px;" mode="widthFix"></image>
    </block>
  </block>
</view>