Set label vertically

// in viewDidLoad

    NSString *string = @"Lorem Ipsum";

    UIFont *font = [UIFont preferredFontForTextStyle:UIFontTextStyleHeadline];

    UILabel *label = [[UILabel alloc] init];

    label.font = font;

    label.text = string;

    CGSize size = [string sizeWithAttributes:@{NSFontAttributeName:font}];

    label.frame = CGRectMake(40, 40, size.width, size.height);

    [label.layer setAnchorPoint:CGPointMake(0.0, 0.0)];

    label.transform = CGAffineTransformMakeRotation((M_PI) / 2);

    [self.view addSubview:label];