title: How do I use a boolean operator in a case statement?
body: <p>I just Don't understand how to use a boolean operator inside a switch statement  </p>
  
  <pre><code>switch (expression) {
          case &gt; 20:
              statements
              break;
          case &lt; -20:
              statements
              break;
      }
  </code></pre>
  
  <p><strong>Edit</strong>:<br>
  I don't want an If () statement. </p>