addRemark.axml

<view>
  <view class="remarkInput">
    <textarea onInput="getRemark" auto-height placeholder="添加内容描述" value="{{remark}}" class="textarea" focus="{{false}}" />
  </view>
  <!-- 保存 -->
  <view class="confirm" onTap="save">
    <view>
      完成
    </view>
  </view>
</view>