1# 升级服务子系统JS API变更 2 3OpenHarmony 3.2 Beta3版本相较于OpenHarmony 3.2 Beta2版本，升级服务子系统的API变更如下: 4 5## 接口变更 6 7| 模块名 | 类名 | 方法/属性/枚举/常量 | 变更类型 | 8|---|---|---|---| 9| ohos.update | Order | INSTALL_AND_APPLY = 6 | 新增 | 10| ohos.update | Order | DOWNLOAD_AND_INSTALL = 3 | 新增 | 11| ohos.update | NetType | CELLULAR_AND_WIFI = 7 | 新增 | 12| ohos.update | NetType | WIFI = 6 | 新增 | 13| ohos.update | DescriptionFormat | SIMPLIFIED = 1 | 新增 | 14| ohos.update | DescriptionFormat | STANDARD = 0 | 新增 | 15| ohos.update | ComponentDescription | descriptionInfo: DescriptionInfo; | 新增 | 16| ohos.update | ComponentDescription | componentId: string; | 新增 | 17| ohos.update | DescriptionOptions | language: string; | 新增 | 18| ohos.update | DescriptionOptions | format: DescriptionFormat; | 新增 | 19| ohos.update | VersionComponent | componentId: string; | 新增 | 20| ohos.update | Updater | getCurrentVersionDescription(descriptionOptions: DescriptionOptions, callback: AsyncCallback<Array\<ComponentDescription>>): void;<br>getCurrentVersionDescription(descriptionOptions: DescriptionOptions): Promise<Array\<ComponentDescription>>; | 新增 | 21| ohos.update | Updater | getNewVersionDescription(versionDigestInfo: VersionDigestInfo, descriptionOptions: DescriptionOptions, callback: AsyncCallback<Array\<ComponentDescription>>): void;<br>getNewVersionDescription(versionDigestInfo: VersionDigestInfo, descriptionOptions: DescriptionOptions): Promise<Array\<ComponentDescription>>; | 新增 | 22| ohos.update | BusinessSubType | PARAM = 2 | 删除 |