title: show the index number of slides Ionic
body: <p>I'm working on an app, I've created some slides but I need to show the index number of slides instead of pages.</p>
  
  <p>I want to do something like this:</p>
  
  <p><a href="https://i.stack.imgur.com/slrsU.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/slrsU.png" alt="enter image description here"></a></p>