title: Why I can't import UIKit in .swift file in sources folder at swift playgrounds?
body: <p>So I want to make a swift file in the sources folder that imports UIKit, but it says that no such module 'UIKit', why is it like that?</p>
  <p><a href="https://i.stack.imgur.com/Cg8wr.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/Cg8wr.png" alt="Here's the picture" /></a></p>
  <p>Can someone help?</p>