Tutorial by Examples

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 ...

NSString *appDomain = [[NSBundle mainBundle] bundleIdentifier]; [[NSUserDefaults standardUserDefaults] removePersistentDomainForName:appDomain];