1# @ohos.app.ability.FenceExtensionContext (FenceExtensionContext) 2 3The **FenceExtensionContext** class defines the context for **FenceExtensionAbility** objects. Inherited from [ExtensionContext](../apis-ability-kit/js-apis-inner-application-extensionContext.md), this class provides the configuration information of **FenceExtensionAbility** objects and the API for starting them. 4 5> **NOTE** 6> 7> The initial APIs of this module are supported since API version 14. Newly added APIs will be marked with a superscript to indicate their earliest API version. 8> The APIs of this module can be used only in the stage model. 9 10## Modules to Import 11 12```ts 13import { FenceExtensionContext } from '@kit.LocationKit'; 14``` 15 16## How to Use 17 18Before using **FenceExtensionContext**, you must first obtain a **FenceExtensionAbility** instance. 19 20```ts 21import { FenceExtensionAbility, FenceExtensionContext } from '@kit.LocationKit'; 22 23class MyFenceExtensionAbility extends FenceExtensionAbility { 24 onCreate() { 25 let fenceExtensionContext: FenceExtensionContext = this.context; 26 } 27} 28``` 29