url demo

• <!url> /demos/url
• <!query> action=show&id=32
• <!query action> show
• <!query id> 32

<!layout /.includes/layout.htex>
<article>
  <h2>url demo</h2>
  <ul>
    <li><code>&lt;!url&gt</code> <!url>
    <li><code>&lt;!query&gt</code> <!query>
    <li><code>&lt;!query action&gt</code> <!query action>
    <li><code>&lt;!query id&gt</code> <!query id>
  </ul>
</article>
<article>
  <code>url.htex</code> source file:
  <pre><code class="language-html"><!include-escaped url.htex></code></pre>
</article>