附截图：

调取方式：（数据均为后台返回）

  wx.requestPayment({

                'timeStamp': timeStamp,

                'nonceStr': nonceStr,

                'package':package,

                'signType': 'MD5',

                'paySign': paySign,

                'success': function (res) {

                  console.log(res,"success")

                },

                'fail': function (res) {

                  console.log(res,"fail")

                },

                'complete': function (res) { }

 })

求解orz