Mina_B/miniprogram/component/richTextView/richTextView.wxml

<!--component/richTextView/richTextView.wxml-->
<view class="rich-text-view" wx:if="{{contentArr}}">
    <block wx:for="{{contentArr}}" wx:key="index">
      <rich-text nodes="{{item}}" />
      <video
      	wx:if="{{videoArr[index] !== null}}"
        wx:key="{{'video' + index}}"
        show-fullscreen-btn="{{false}}"
        src="{{videoArr[index]}}"
      />
    </block>
  </view>