折扣的传入参数

pages/memberCenter/menberCenter2.js

@@ -148,7 +148,7 @@ Page({
       ],
       servicePrice:0.00,
       price:this.data.chooseVip.finalPrice,
-      discount:'',
+      discount:null,
     }
     pay.openPay(data)
     return 

pages/myWork/myWork.js

@@ -251,7 +251,7 @@ Page({
       ],
       servicePrice:0.00,
       price:data.price,
-      discount:'',
+      discount:null,
     }
     pay.openPay(payData)
     return

pages/myWork/workDetail.js

@@ -129,7 +129,7 @@ Page({
       ],
       servicePrice:0.00,
       price:data.price,
-      discount:'',
+      discount:null,
     }
     pay.openPay(payData)
     return

pages/voucher/voucher.js

@@ -301,7 +301,7 @@ Page({
       goods:goods,
       servicePrice:0.00,
       price:this.data.payMoney,
-      discount:1,
+      discount:null,
     }
     pay.openPay(data)
   },