id = $id; } public function build() { return $this->view('emails.nodeCrashWarning')->subject('节点阻断警告')->with([ 'content' => NotificationLog::query() ->whereId($this->id) ->first()->content ]); } // 发件失败处理 public function failed(Exception $e) { NotificationLog::query()->whereId($this->id)->update(['status' => -1, 'error' => $e->getMessage()]); } }