dghd_miniapp/pages/index/index.wxml

<view class="container">
  <view class="title">电费充值系统</view>
  <view class="btn_box" bindtap="toLogin">微信授权登陆</view>
  <!-- <input type="text" placeholder="请输入手机号码"/>
  <button>提交</button> -->
  <!-- <button open-type="getPhoneNumber" bindgetphonenumber="getPhoneNumber">授权手机号码</button> -->

  
</view>