添加答案解析

pages/exam/detail.wxml

@@ -42,6 +42,9 @@
             <text wx:else style="{{it.isfact==0?'text-decoration:line-through;':''}};color:{{item.result==0?it.isfact==0?'var(--error)':'var(--success)':''}}">{{it.content}}</text>
         </van-checkbox>
     </van-checkbox-group>
+    <view wx:if="{{detail.status!='未完成' && item.result==0}}" style="font-size: 23rpx; color: #333;box-sizing: border-box;padding: 12rpx;background-color: #F8F8F8;">
+        答案解析：{{item.analysis||' --'}}
+    </view>
 </view>
 
 <view class="but-box" wx:if="{{detail.status!='已完成'}}">