1# @ohos.ability.wantConstant (wantConstant) (System API) 2 3The wantConstant module provides the actions, entities, and flags used in Want objects. 4 5> **NOTE** 6> 7> The APIs of this module are supported since API version 6 and deprecated since API version 9. You are advised to use [@ohos.app.ability.wantConstant](js-apis-app-ability-wantConstant.md) instead. Newly added APIs will be marked with a superscript to indicate their earliest API version. 8> 9> This topic describes only system APIs provided by the module. For details about its public APIs, see [@ohos.ability.wantConstant (wantConstant)](js-apis-ability-wantConstant.md). 10 11## Modules to Import 12 13```ts 14import wantConstant from '@ohos.ability.wantConstant'; 15``` 16 17## Flags 18 19 Enumerates the flags that specify how the Want will be handled. 20 21**System capability**: SystemCapability.Ability.AbilityBase 22 23**System API**: This is a system API. 24 25| Name | Value | Description | 26| ------------------------------------ | ---------- | ------------------------------------------------------------ | 27| FLAG_AUTH_PERSISTABLE_URI_PERMISSION | 0x00000040 | Grants the permission to make the URI persistent. | 28| FLAG_AUTH_PREFIX_URI_PERMISSION | 0x00000080 | Grants the permission to verify URIs by prefix matching.| 29| FLAG_ABILITY_CONTINUATION_REVERSIBLE | 0x00000400 | Indicates that ability continuation is reversible. | 30