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Save and restore Android activity state

In Andoird development, you can save and restore an activity state with SharedPreferences. Here is sample:

  • In your activity's class: Override 2 methods:

    • void onCreate(Bundle savedInstanceState);

    • void onPause();

  • Then, modify your override methods to install your Save/Restore function:

    • Create some global variable

    • Save in onPause() method

    • Restore in onCreate() method

Modification override method
Modification override method

Now try your modification.


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