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Start your free trialMustafa Ogün Öztürk
3,468 PointsUp vs Back
Why cant we see the name written on EditText when we click UP button while we are able to see it when we click back button ?
What is the difference ?
Thanks
1 Answer
Maciej Czuchnowski
36,441 PointsBy default, the Up navigation creates a new instance of the activity it leads to. This means that it hits the onCreate method again, and our EditText is reset to default starting value. The Back button goes back to the same instance of the activity and hits the onResume method (if it's still in memory, which is not guaranteed). A more detailed answer: https://stackoverflow.com/a/20975209/4875527