public static function delete_feedback_for_grade(assign_plugin_request_data $requestdata) {
        $requestdata->set_userids([$requestdata->get_user()->id]);
        $requestdata->populate_submissions_and_grades();
        self::delete_feedback_for_grades($requestdata);
    }
public static function delete_feedback_for_grade(assign_plugin_request_data $requestdata) {
        $requestdata->set_userids([$requestdata->get_user()->id]);
        $requestdata->populate_submissions_and_grades();
        self::delete_feedback_for_grades($requestdata);
    }
public static function delete_feedback_for_grade ( assign_plugin_request_data $ requestdata ) { $ requestdata -> set_userids ( [ $ requestdata -> get_user ( ) -> id ] ) ; $ requestdata -> populate_submissions_and_grades ( ) ; self :: delete_feedback_for_grades ( $ requestdata ) ; }
Calling this function should delete all user data associated with this grade.

@param  assign_plugin_request_data $requestdata Data useful for deleting user data.
Calling this function should delete all user data associated with this grade .