Preferences

Overview

The Preferences module provides APIs for key-value (KV) data processing, including querying, modifying, and persisting KV data.

System capability: SystemCapability.DistributedDataManager.Preferences.Core

Since: 13

Files

Name	Description
oh_preferences.h	Provides APIs and structs for accessing the Preferences object.
preferences_err_code.h	Defines the error codes used in the Preferences module.
oh_preferences_option.h	Provides APIs and structs for accessing the PreferencesOption object.
oh_preferences_value.h	Provides APIs, enums, and structs for accessing the PreferencesValue object.