title: What does the "===" operator do in Ruby?
body: <blockquote>
    <p><strong>Possible Duplicate:</strong><br>
    <a href="https://stackoverflow.com/questions/3422223/vs-in-ruby">=== vs. == in Ruby</a>  </p>
  </blockquote>
  
  
  
  <p>I've seen it used a few times lately but can't figure out what it does. Can anyone illustrate how it works?</p>