title: Unity3d(Editor): Opening Multiple files using EditorUtility.OpenFilePanel()
body: <p>I was watching <a href="https://www.youtube.com/watch?v=Vh_XkNwThg4" rel="nofollow noreferrer">this tutorial</a> and did complete it, now I want to extend it.</p>
  
  <p>I want to open multiple images using FileExplorer in unity and then able to show the images based on the slider's value as seen in this image:</p>
  
  <p><a href="https://i.stack.imgur.com/QwmFW.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/QwmFW.png" alt="image"></a></p>
  
  <p>Any help appreciated.</p>