'管理后台', self::WEB => 'Web网站', self::API => 'API服务', self::MOBILE => '移动端', }; } /** * 获取颜色标识 * * @return string */ public function color(): string { return match ($this) { self::ADMIN => 'blue', self::WEB => 'pink', self::API => 'cyan', self::MOBILE => 'purple', }; } }