記憶方式二-----------------記憶NSUserDefaultsの設定を好む

- (IBAction)save:(id)sender {
    //  NSUserDefaults
    //  , plist
    //  : , 

    // name USER
    [[NSUserDefaults standardUserDefaults] setObject:@"USER" forKey:@"name"];
    // age 18
    [[NSUserDefaults standardUserDefaults] setInteger:18 forKey:@"age"];

    [[NSUserDefaults standardUserDefaults] setBool:YES forKey:@"isOn"];

    [[NSUserDefaults standardUserDefaults] synchronize];
}

- (IBAction)read:(id)sender {

   NSString *name = [[NSUserDefaults standardUserDefaults] objectForKey:@"name"];
  BOOL ison =  [[NSUserDefaults standardUserDefaults] boolForKey:@"isOn"];

    NSLog(@"%@ %d",name,ison);

}