Changes

When the application has loaded, enter some text into the text field and click on the Save button. Next, exit from the iOS Simulator (''File -> Quit iOS Simulator'') and then restart the app by selecting ''Run -> Run'' from the main Xcode project window. On loading for a second time the text field will be primed with the text saved during the previous session:

[[Image:ios_4_iphone_file_example.jpg|An iPhone iOS 4 file handliong example app running]]