“    {{showquan}}

    <view wx:if="{{showquan}}">

      <view class="cert" wx:if="{{isCert && price >200}}" >

        <view style="position:relative;top:10rpx;">

          <!-- 选中之后的数据展示 -->

          <view class="inputPlaceholder" wx:if='{{value}}' bindtap="changejiantou">

            <text style="color:#f6b42b;">加价后：￥{{value}}</text>

            <view class="jiantou1" wx:if='{{isjiantou}}'><i class="iconfont icon-jiantou"></i></view>

            <view class="jiantou1" wx:else='{{isjiantou}}'><i class="iconfont icon-jiantou1"></i></view>

          </view>

          <!-- 未选择时的Placeholder展示 -->

          <view class="inputPlaceholder" wx:else bindtap="changejiantou">

            <text>请选择加价券</text>

            <view class="jiantou1" wx:if='{{isjiantou}}'><i class="iconfont icon-jiantou"></i></view>

            <view class="jiantou1" wx:else='{{isjiantou}}'><i class="iconfont icon-jiantou1"></i></view>

          </view>

          <!-- 下拉展开后的可选择内容 -->

          <view class="content" wx:if='{{!isjiantou}}'>

            <view class="{{item.id==valueid ? 'active':''}}" wx:for="{{selectcontent}}" wx:key="idnex" bindtap="changecontent" data-rateIndex="{{index}}" data-datavalue="{{item.id}}" data-datatitle="{{item.couponValue}}">

              {{item.couponTitle}}专属

            </view>

          </view>

        </view>

      </view>

    </view>

”

为什么我的wxIf没有效果，无论是false还是true 都选显示下面的元素