Essential Books

Simple example

suggest change

For example:

FOR SAVING: 

NSUserDefaults *prefs = [NSUserDefaults standardUserDefaults];

  // saving an NSString
  [prefs setObject:txtUsername.text forKey:@"userName"];
  [prefs setObject:txtPassword.text forKey:@"password"];

  [prefs synchronize];

FOR RETRIEVING 

NSUserDefaults *prefs = [NSUserDefaults standardUserDefaults];

// getting an NSString
NSString *savedUsername = [prefs stringForKey:@"userName"];
NSString *savedPassword = [prefs stringForKey:@"password"];
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NSUserDefaults:
*NSUserDefaults
*Simple example
*Clear NSUserDefaults
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