getAttribute('currency_id'); $currency_name = Currency::where('id', $currency_id)->first()->name; return $currency_name; } public function getTypeNameAttribute() { $type = $this->getAttribute('type'); if ($type == 1) { $type_name = '正向险'; } elseif ($type == 2) { $type_name = '反向险'; } else { $type_name = '未知'; } return $type_name; } }