Add UIPageControl dynamically

UIPageControl.m

UIPageControl *pageIndicatorView = [[UIPageControl alloc] init];
pageIndicatorView.translatesAutoresizingMaskIntoConstraints = NO;
NSLayoutConstraint *bottomConstraint = [pageIndicatorView.bottomAnchor constraintEqualToAnchor: self.view.bottomAnchor constant:0];
NSLayoutConstraint *leadingConstraint = [pageIndicatorView.leadingAnchor constraintEqualToAnchor: self.view.leadingAnchor constant:0];
NSLayoutConstraint *trailingConstraint = [pageIndicatorView.trailingAnchor constraintEqualToAnchor: self.view.trailingAnchor constant:0];
[self.view addConstraints:@[bottomConstraint,leadingConstraint,trailingConstraint]];
[self.view layoutIfNeeded];