title: How to zoom an image without zooming sub views in iPhone?
body: <p>I have scroll view with an UIImageView init.I add a button on UIImageView.When i zoom the image then my button is also perform zooming.How can i only zoom the Image not the button.Thanks in advance for you time.</p>
  
  <p><img src="https://i.stack.imgur.com/7l4OI.png" alt="enter image description here"></p>