title: How to get text from clipboard in swift 4
body: <p>I don't want to write the link " <a href="https://stackoverflow.com/questions/ask">https://stackoverflow.com/questions/ask</a>" as shown in this line. I want url to receive the last copied URL from clipboard, what should I add?</p>
  
  <pre><code>let url = URL(string: "https://stackoverflow.com/questions/ask")
  </code></pre>