Performance may be subpar if you try to use it to store large amounts of text. When storing a string, this API is intended to store small amounts of text. You can disable this by following Google's documentation. This feature is on by default and preserves app data including Shared Preferences, which is what the Preferences API utilizes. Uninstalling the application will cause all Preferences to be removed, with the exception being apps that target and run on Android 6.0 (API level 23) or later that use Auto Backup. Each setting can be up to 8K bytes in size and each composite setting can be up to 64K bytes in size. LocalSettings also has the following restriction that the name of each setting can be 255 characters in length at most. File Information How to Open Macintosh Preferences File. If no sharedName is specified the LocalSettings are used, otherwise the name is used to create a new container inside of LocalSettings. Example programs that use PREF files include GTKRadiant (local.pref), Wings 3D, and Amazons Kindle e-Reader software. If no sharedName is specified the StandardUserDefaults are used, else the name is used to create a new NSUserDefaults with the specified name used for the NSUserDefaultsType.SuiteName.ĪpplicationDataContainer is used to store the values on the device. NSUserDefaults is used to store values on iOS devices. If no sharedName is specified the default shared preferences are used, otherwise the name is used to get a private shared preferences with the specified name. Platform Implementation SpecificsĪll data is stored into Shared Preferences. See the documentation of these methods for adjustments that might be made to decoded values when a DateTime is stored that is not a Coordinated Universal Time (UTC) value. Values of DateTime are stored in a 64-bit binary (long integer) format using two methods defined by the DateTime class: The ToBinary method is used to encode the DateTime value, and the FromBinary method decodes the value. Android: Getting Started with Settings Screens.
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