title: How to disable a Font-Awesome button in jQuery?
body: <p>How do I disable a font-awesome button in jQuery?</p>
  
  <pre><code>&lt;a id="btnOK" class="btn btn-primary btn-sm" href="#"&gt;
      &lt;i class="fa fa-upload"&gt;&lt;/i&gt; OK
  &lt;/a&gt;
  </code></pre>
  
  <p>jQuery is not disabling this button when I try this:</p>
  
  <pre><code>$("#btnOK").prop("disabled", false);
  </code></pre>