uni.requestPayment({

provider: 'wxpay',

timeStamp: val.timeStamp,

nonceStr: val.nonceStr,

package: val.package,

signType: val.signType,

paySign: val.paySign,

success: function (data) {

console.log(data)

res(data)

},

fail: function (data) {

console.log(data)

rej(data)

}

  });