nbsp;html>


    <meta>
    <title>小程序内嵌webview</title>
    <style>
        .btn {
            font-size: 70px;
            color: red;
        }
    </style>


<h1>我是webview里的h5页面</h1>
<a>点击支付</a>

<script></script>
<script>
    console.log(location.href);

    let payOk = getQueryVariable("payOk");
    console.log("payOk", payOk)

    if(payOk){//支付成功
        document.getElementById(&#39;desc&#39;).innerText="支持成功"
        document.getElementById(&#39;desc&#39;).style.color="green"
    }else{
        document.getElementById(&#39;desc&#39;).innerText="点击支付"
    }

    //获取url里携带的参数
    function getQueryVariable(variable) {
        var query = window.location.search.substring(1);
        var vars = query.split("&");
        for (var i = 0; i < vars.length; i++) {
            var pair = vars[i].split("=");
            if (pair[0] == variable) {
                return pair[1];
            }
        }
        return (false);
    }

    function jumpPay() {
        let orderId = Date.now();//这里用当前时间戳做订单号（后面使用你自己真实的订单号）
        let money = 1;//订单总金额（单位分）
        let payData = {orderId: orderId, money: money};

        let payDataStr = JSON.stringify(payData);//因为要吧参数传递给小程序，所以这里需要转为字符串
        const url = `../wePay/wePay?payDataStr=${payDataStr}`;
        wx.miniProgram.navigateTo({
            url: url
        });
        // console.log("点击了去支付", url)
        console.log("点击了去支付")
    }
</script>

const url = `../wePay/wePay?payDataStr=${payDataStr}`;
wx.miniProgram.navigateTo({
      url: url
 });

Page({
  //h5传过来的参数
  onLoad: function(options) {
    console.log("webview传过来的参数", options)
    //字符串转对象
    let payData = JSON.parse(options.payDataStr)
    console.log("orderId", payData.orderId)

    let that = this;
    wx.cloud.callFunction({
      name: "pay",
      data: {
        orderId: payData.orderId,
        money: payData.money
      },
      success(res) {
        console.log("获取成功", res)
        that.goPay(res.result);
      },
      fail(err) {
        console.log("获取失败", err)
      }
    })
  },

  //微信支付
  goPay(payData) {
    wx.requestPayment({
      timeStamp: payData.timeStamp,
      nonceStr: payData.nonceStr,
      package: payData.package,
      signType: 'MD5',
      paySign: payData.paySign,
      success(res) {
        console.log("支付成功", res)
        //你可以在这里支付成功以后，再跳会webview页，并把支付成功状态传回去
        wx.navigateTo({
          url: '../webview/webview?payOk=true',
        })
      },
      fail(res) {
        console.log("支付失败", res)
      }
    })
  }
})