NSArrayから最後のオブジェクトを取り出す

NSArray *array = @[@"January", @"February", @"March", @"April", @"May",
                   @"June", @"July", @"August", @"September", @"October",
                   @"November", @"December" ];
    
// 最後のオブジェクト
NSString *last = [array lastObject];
NSLog(@"lastObject: %@", last);