title: ios: how to detect if voice dictation was used for UITextView? Or microphone button was tapped on keyboard
body: <p>how to detect if voice dictation was used for UITextView? Or microphone button was tapped on keyboard in UI textview</p>
  
  <p><a href="https://i.stack.imgur.com/pz8BK.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/pz8BK.png" alt="enter image description here"></a></p>