<view class="weui-media-box weui-media-box_text" wx:for="{{objectArray}}" wx:for-item="item" wx:key="unique">
<block wx:if="{{item.trainExamQuestions.questionstype == '1'}}">
<checkbox-group bindchange="checkboxChange">
<label class="weui-cell weui-check__label" wx:for="{{ckitems}}" wx:for-item="ckitem" wx:key="unique">
<view class="checkbox">
<checkbox id="{{ckitem.value}}" value="{{ckitem.value}}" bind="{{onChecked}}" checked="{{ckitem.checked}}"/>
</view>
<view class="weui-media-box__title weui-media-box__title_in-text">{{ckitem.name}}</view>
</label>
</checkbox-group>
</block>
</view>
麻烦提供能复现问题的代码片段(https://developers.weixin.qq.com/miniprogram/dev/devtools/minicode.html)