wx.requestPayment（）发起微信支付

调用 wx.requestPayment（）发起微信支付

 wx.requestPayment({

              timeStamp: res.responseData.timeStamp,//时间戳

              nonceStr: res.responseData.nonceStr,//随机字符串

              package: res.responseData.packageStr,

              signType: res.responseData.signType,

              paySign: res.responseData.paySign,

              success: res => {

                console.log('wxSmallPayVip-successs ', res)

                app.$toast('支付成功')

                if (res.errMsg === 'requestPayment:ok') {

                  // wx.switchTab({

                  //   url: 

                  // })

                  this.getMemberInfo();

                }

              },

              fail: error => {

                console.log(error)

              }

            })