uniapp 小程序支付功能

项目需求

项目生成订单，需要用户通过小程序进行支付。

解决方案

使用uni.requestPayment()，调用小程序中的付款功能。

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<script>     export default {         data() {             return {                 request:{           id:xxxxx,           info:'xxxx'         }             }         },         onLoad() {           },         methods: {             // 提交订单             subOrder() {         this.post("api/order/createOrder", this.request).then(res => {                     if (res.code == 0) {                         // 得到订单的反参调用微信支付                         let pay = JSON.parse(res.data.prepayId);                         uni.requestPayment({                             timeStamp: pay.timeStamp,                             nonceStr: pay.nonceStr,                             package: pay.package,                             signType: pay.signType,                             paySign: pay.paySign,                             // 支付成功的回调                             success(result) {                                 console.log(result)                                 if (result.errMsg == "requestPayment:ok") {                                     uni.showToast({                                         icon: "success",                                         title: "购买成功！"                                     })                              }                               },                             // 支付失败回调                             fail(err) {                                 uni.showToast({                                     icon: "none",                                     title: "支付失败"                                 })                             }                         })                     }                 });       }         }     } </script>