更新

app-ghs/controllers/StockInController.php

@@ -137,9 +137,6 @@ class StockInController extends BaseController
             }
             $list[$key]['actPutNum'] = $actPutNum;
             $changeNum = $actPutNum - $itemNum;
-            if($changeNum>0){
-                $changeNum = '+'.$changeNum;
-            }
             $list[$key]['changeNum'] = $changeNum;
         }
         $respond = ['info' => $in, 'list' => $list];