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@@ -194,7 +194,7 @@ class Cart extends Api
         $cart = $this->model->get($cart_id);
         empty($cart) && $this->error(__('购物车信息不存在'));
         $goods_num < 1 && $this->error(__('商品数量不能小于1'));
-        halt($cart['spec']->toArray());
+        halt(json($cart['spec']->toArray()));
         if($cart['goods']['ismake'] == '0' && $cart['spec']['stock_num'] < $goods_num){
             $this->error(__('商品库存不足'.$goods_num.'件'));
         }