fix

app/index/controller/Cart.php

@@ -54,9 +54,14 @@ class Cart extends Controller
             $goodsNum = $item['goods_num'];
             $flavors = json_decode($item['remark_for_one'], true);
             $flavorsAll = $flavors;
-            array_walk($flavorsAll, function (&$item, $key) use ($goodsNum) {
-                $item = bcmul(strval($item), strval($goodsNum), 0);
-            });
+            if (!empty($flavorsAll)){
+                array_walk($flavorsAll, function (&$item, $key) use ($goodsNum) {
+                    $item = bcmul(strval($item), strval($goodsNum), 0);
+                });
+            }else{
+                $flavorsAll = [];
+            }
+
             $item['flavors_arr'] = $flavorsAll;
         }
 //        pre($list->toArray());