<!--网页h5中-->
      <script type="text/javascript" src="//res.wx.qq.com/open/js/jweixin-1.3.2.js"></script>
	
      <a class="btn" @click="jumpPay">点击支付</a>
	 
      jumpPay:function(){
        const ordercode=this.$route.query.ordercode;
        console.log(1111111);
        const url=`/pages/wxPay/index?ordercode=${ordercode}`;
        alert(\'url:\' + url);
        //跳转到小程序支付界面wxPay
        wx.miniProgram.navigateTo({
          url: url
        });
      },

<!--webview中(小程序page)-->
//pages/lnyc2019/index.wxml
 <web-view class=\'page_web\' src="{{url}}"></web-view>

//pages/lnyc2019/index.js
Page({ 
　　data: { 
　　　　url:\'https://xxxxxxxx/wxmini/index.html\'//h5地址 
　　} 
})

<!--wxPay中(小程序page)-->
// pages/wxPay/index.js
Page({
  data: {
    payTempcode:\'\',
    ordercode:\'\',
    payParam:{}
  },
  onLoad: function (options) {
    console.log(\'支付开始\');
    console.log(options);
    this.setData({
      ordercode: options.ordercode
    });
    this.getTempcode();
  },
  // 换取支付临时code
  getTempcode:function(){
    wx.login({
      success: res => {
        // 发送 res.code 到后台换取 openId, sessionKey, unionId
        this.setData({
          payTempcode:res.code
        });
        console.log(\'支付code:\', this.data.payTempcode);

        this.getPayinfo();
      }
    })
  },
  // 换取支付参数
  getPayinfo:function(){
    var self=this;
    wx.request({
      url: \'https://xxxxxx/pay/xcxpay\',//后台接口地址
      data: {
        \'wxcode\': self.data.payTempcode,
        \'ordercode\': self.data.ordercode,
        \'gid\': x,
      },
      method: \'POST\',
      success: function (res) {
        console.log(res.data.data.payinfo);
        self.setData({
          payParam: res.data.data.payinfo
        });
        console.log(\'支付的订单====\',self.data.ordercode);
        // 调起支付
        wx.requestPayment({
          \'timeStamp\': self.data.payParam.time,//为字符串，否则报错
          \'nonceStr\': self.data.payParam.nonce_str,
          \'package\': `prepay_id=${self.data.payParam.prepay_id}`,
          \'signType\': \'MD5\',
          \'paySign\': self.data.payParam.paysign,
          \'success\': function (res) {
            console.log(res)
            console.log(\'=======支付成功==========\');
            wx.navigateTo({
              url: `/pages/lnyc2019/detail?ordercode=${self.data.ordercode}`
            })
          },
          \'fail\': function (res) {
            console.log(res)
            console.log(\'=======支付失败==========\')
            wx.navigateBack({
              delta: 1//返回1个页面
            })
          }
        })
      }
    })
  }


})