title: TabBar icon bounce effect on selection like a Twitter app in Swift
body: <p>How can I create a tab bar icon bounce effect like a <em>Twitter</em> app when I tap on one of them? look like it's scale down and after that back to normal.</p>
  
  <p><a href="https://i.stack.imgur.com/uZbIR.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/uZbIR.png" alt="enter image description here"></a></p>
  
  <p>Thank you.</p>