已省价格保留两位小数

static/nativeComponents/GetIndexHomePage/index.js

@@ -109,6 +109,7 @@ const componentOptions = {
             ele.terminalProductGoods.imgUrl = DFSImg(ele.terminalProductGoods.imgUrl)
             ele.terminalProductGoods.discountPrice = (ele.terminalProductGoods.discountPrice-0).toFixed(2)
             ele.terminalProductGoods.salePrice = (ele.terminalProductGoods.salePrice-0).toFixed(2)
+            ele.terminalProductGoods.discountPriceToatal = (ele.terminalProductGoods.salePrice-ele.terminalProductGoods.discountPrice).toFixed(2)
             let flag = Math.ceil((index+1)/3)
             lists[flag-1].push(ele)
           })

static/nativeComponents/GetIndexHomePage/index.wxml

@@ -33,7 +33,7 @@
           <view class="discount_price">折后价：￥{{item.terminalProductGoods.discountPrice}}</view>
           <view class="show_price">
             <view class="title">最高可省</view>
-            <view class="price"> {{(item.terminalProductGoods.salePrice-item.terminalProductGoods.discountPrice).toFixed(2)}}元</view>
+            <view class="price"> {{item.terminalProductGoods.discountPriceToatal}}元</view>
           </view>
         </view>
       </swiper-item>