JiaZhiQianYan/unpackage/dist/dev/mp-weixin/pages/index/stockDetails/stockDetails.wxml

<view><nav-bar wx:if="{{a}}" u-i="42054871-0" bind:__l="__l" u-p="{{a}}"></nav-bar><image class="topBg absolute" src="{{b}}" mode="widthFix"></image></view>