cps：省钱只显示前3个

htmldev/cps/src/views/marketing/save/index.vue

@@ -4,8 +4,9 @@
       class="wrapper"
       ref="shopsWrapper">
       <ul>
+        <!--首屏只展示前3个-->
         <li
-          v-for="(item, index) in shops"
+          v-for="(item, index) in shops.slice(0, 3)"
           :key="index">
           <p class="category">{{ item.category_type_name }}</p>
           <div class="wrap">
@@ -77,7 +78,9 @@ export default {
       try {
         const { status, data } = await getHomeList()
         if (status) {
-          this.shops = data
+          if (Array.isArray(data)) {
+            this.shops = data
+          }
         }
         setTimeout(() => {
           this._initScroll()