title: HTML ID attribute in close tag?
body: <p>Is this code okay, where I ID a close div:</p>
  
  <pre><code>&lt;html&gt;
  &lt;body&gt;
  &lt;div id="main"&gt;
  
  &lt;/div id=main"&gt;
  &lt;/body&gt;
  &lt;/html&gt;
  </code></pre>