Android SharedPreferences example

Android Shared Preferences Overview Android stores Shared Preferences settings as XML file in shared_prefs folder under DATA/data/{application package} directory . The DATA folder can be obtained by calling Environment.

SharedPreferences are used in android to store some data presistently (i.e. after closing of application, it will persist). If you want to store few amount of data then you can go for SharedPreferences rather than going for Sqlite and all.In that case SharedPreferences are useful.29 Mar 2013

You can use preferences. edit(). remove(“key”). commit() to delete saved values from shared preferences.

Shared preferences allow you to store small amounts of primitive data as key/value pairs in a file on the device . To get a handle to a preference file, and to read, write, and manage preference data, use the SharedPreferences class. The Android framework manages the shared preferences file itself.

A SharedPreferences object points to a file containing key-value pairs and provides simple methods to read and write them . Each SharedPreferences file is managed by the framework and can be private or shared. This page shows you how to use the SharedPreferences APIs to store and retrieve simple values.27 Eki 2021

android.content.SharedPreferences.Editor. Interface used for modifying values in a SharedPreferences object . All changes you make in an editor are batched, and not copied back to the original SharedPreferences until you call commit() or apply()