订单确认价格显示 .00

@@ -84,6 +84,12 @@ function orderCompute() {
         if (!res) {
             tip.show('网络出错');
         } else {
+            if (res.order_amount) {
+                res.order_amount = (+res.order_amount).toFixed(2);
+            }
+            if (res.discount_amount) {
+                res.discount_amount = (+res.discount_amount).toFixed(2);
+            }
             if (res.last_order_amount) {
                 res.last_order_amount = (+res.last_order_amount).toFixed(2);
             }