更新

console/controllers/TestController.php

@@ -46,6 +46,7 @@ class TestController extends Controller
         $saleIds = explode(',', trim($string));
         $arr = array_diff($ids, $saleIds);
         print_r($arr);
+        echo implode(',', $arr);
     }
 
     //更新核销码 ssh 20240804