<web-view src="{{ url }}" bindload='loadHtml'>

    <cover-view wx:if="{{homeBool && !detailBool}}" class="duiba-back-btn" bindtap="handleBackTo">

      <cover-view>

        <cover-view>返回</cover-view>

        <cover-view>首页</cover-view>

      </cover-view>

    </cover-view>

    <cover-view wx:if="{{pageloadBool && shareBool && !detailBool}}" class="share_fixed">

      <button class="button" open-type="share">

        <cover-view class="button_img">

          <cover-image class="img_0" src="{{util.IMAGE_URL}}/images/activity_ram_share.png" />

        </cover-view>

        <cover-view class="zt_0">分享</cover-view>

      </button>

    </cover-view>

  </web-view>

js

  loadHtml(){

    console.log('页面加载完成')

      this.setData({

        pageloadBool:true

      })

  },

真机调试正常，体验版ios不行