医生列表报错处理

app/Admin/Controllers/UserManagement/DocterManagement/DoctorManagementController.php

@@ -80,8 +80,11 @@ class DoctorManagementController extends AdminController
             {
                 return '无';
             }
-                $label_value = DocterLabel::whereIn('id',$label)->where('status',1)->pluck('label_name');
-                return $label_value;
+            if($label = '无'){
+                return '无';
+            }
+            $label_value = DocterLabel::whereIn('id',$label)->where('status',1)->pluck('label_name')->toArray();
+            return $label_value;
         })->label('info');
         return $grid;
     }