1e41f4b71Sopenharmony_ci# oh_preferences_option.h 2e41f4b71Sopenharmony_ci 3e41f4b71Sopenharmony_ci 4e41f4b71Sopenharmony_ci## Overview 5e41f4b71Sopenharmony_ci 6e41f4b71Sopenharmony_ciProvides APIs and structs for accessing the **PreferencesOption** object. 7e41f4b71Sopenharmony_ci 8e41f4b71Sopenharmony_ci**File to include**: <database/preferences/oh_preferences_option.h> 9e41f4b71Sopenharmony_ci 10e41f4b71Sopenharmony_ci**Library**: libohpreferences.so 11e41f4b71Sopenharmony_ci 12e41f4b71Sopenharmony_ci**System capability**: SystemCapability.DistributedDataManager.Preferences.Core 13e41f4b71Sopenharmony_ci 14e41f4b71Sopenharmony_ci**Since**: 13 15e41f4b71Sopenharmony_ci 16e41f4b71Sopenharmony_ciRelated module: [Preferences](_preferences.md) 17e41f4b71Sopenharmony_ci 18e41f4b71Sopenharmony_ci 19e41f4b71Sopenharmony_ci## Summary 20e41f4b71Sopenharmony_ci 21e41f4b71Sopenharmony_ci 22e41f4b71Sopenharmony_ci### Types 23e41f4b71Sopenharmony_ci 24e41f4b71Sopenharmony_ci| Name| Description| 25e41f4b71Sopenharmony_ci| -------- | -------- | 26e41f4b71Sopenharmony_ci| typedef struct [OH_PreferencesOption](_preferences.md#oh_preferencesoption) [OH_PreferencesOption](_preferences.md#oh_preferencesoption) | Defines a **PreferencesOption** object.| 27e41f4b71Sopenharmony_ci 28e41f4b71Sopenharmony_ci 29e41f4b71Sopenharmony_ci### Functions 30e41f4b71Sopenharmony_ci 31e41f4b71Sopenharmony_ci| Name| Description| 32e41f4b71Sopenharmony_ci| -------- | -------- | 33e41f4b71Sopenharmony_ci| [OH_PreferencesOption](_preferences.md#oh_preferencesoption) \* [OH_PreferencesOption_Create](_preferences.md#oh_preferencesoption_create) (void) | Creates an [OH_PreferencesOption](_preferences.md#oh_preferencesoption) instance and a pointer to it. If this pointer is no longer required, use [OH_PreferencesOption_Destroy](_preferences.md#oh_preferencesoption_destroy) to destroy it. Otherwise, memory leaks may occur.| 34e41f4b71Sopenharmony_ci| int [OH_PreferencesOption_SetFileName](_preferences.md#oh_preferencesoption_setfilename) ([OH_PreferencesOption](_preferences.md#oh_preferencesoption) \*option, const char \*fileName) | Sets the file name for an [OH_PreferencesOption](_preferences.md#oh_preferencesoption) instance.| 35e41f4b71Sopenharmony_ci| int [OH_PreferencesOption_SetBundleName](_preferences.md#oh_preferencesoption_setbundlename) ([OH_PreferencesOption](_preferences.md#oh_preferencesoption) \*option, const char \*bundleName) | Sets the bundle name for an [OH_PreferencesOption](_preferences.md#oh_preferencesoption) instance.| 36e41f4b71Sopenharmony_ci| int [OH_PreferencesOption_SetDataGroupId](_preferences.md#oh_preferencesoption_setdatagroupid) ([OH_PreferencesOption](_preferences.md#oh_preferencesoption) \*option, const char \*dataGroupId) | Sets the application group ID for an [OH_PreferencesOption](_preferences.md#oh_preferencesoption) instance.| 37e41f4b71Sopenharmony_ci| int [OH_PreferencesOption_Destroy](_preferences.md#oh_preferencesoption_destroy) ([OH_PreferencesOption](_preferences.md#oh_preferencesoption) \*option) | Destroys an [OH_PreferencesOption](_preferences.md#oh_preferencesoption) instance.| 38