update

app/Http/Controllers/Admin/TeacherController.php

@@ -252,13 +252,13 @@ class TeacherController extends BaseController
             $filteredRecords = array_filter($filteredRecords);
             // 分段导入
             foreach ($filteredRecords as $item) {
-                $where = ['name'=>$item['name']];
+                $where = ['name' => $item['name']];
                 $data = [
                     'name' => $item['name'],
-                    'sex' => $item['sex'],
-                    'remark' => $item['remark'],
-                    'introduce' => $item['introduce'],
-                    'mobile'=>$item['mobile'],
+                    'sex' => $item['sex'] ?? '',
+                    'remark' => $item['remark'] ?? '',
+                    'introduce' => $item['introduce'] ?? '',
+                    'mobile' => $item['mobile'] ?? '',
                 ];
                 $this->model->firstOrCreate($where, $data);
             }