验证器

app/Request/v3/ShopCartUpdateRequest.php

@@ -16,7 +16,7 @@ class ShopCartUpdateRequest extends BaseFormRequest
     {
         return [
             'goods_id' => 'required|nonempty|integer',
-            'num' => 'required|nonempty|integer',
+            'num' => 'required|integer',
             'user_id' => 'required|nonempty|integer|exists:lanzu_user,id',
         ];
     }