> The APIs of this module are supported since API version 9. Newly added APIs will be marked with a superscript to indicate their earliest API version.
Provides the Extension ability for data sharing.
## Modules to Import
```
import DataShareExtensionAbility from '@ohos.application.DataShareExtensionAbility';
| callback | AsyncCallback\<string> | Yes | Callback used to return the normalized URI object if the Data ability supports URI normalization. If the Data ability does not support URI normalization, **null** is returned.|
> 为确保运行效果,本文以使用**DevEco Studio V3.0.0.900 Beta3**版本为例,点击[此处](https://developer.harmonyos.com/cn/develop/deveco-studio#download_beta_openharmony)获取下载链接。
> 为确保运行效果,本文以使用**DevEco Studio V3.0.0.900 Beta3**版本为例,点击[此处](https://developer.harmonyos.com/cn/develop/deveco-studio#download_beta_openharmony)获取下载链接。