declare namespace html = “www.w3.org/1999/xhtml”;

declare function local:test-function($catalog as document-node()) {

<html>
  <head>
    <title>XQuery example for the Rouge highlighter</title>
    <link href="style.css"/>
  </head>
  <body>
    <h1>List</h1>
    <ul>
      {for $product in $catalog/items/product[@sell-by > current-date()] return
      <li>
        <ul>
          <li>{data($product/name)}</li>
          <li>{$product/price * (1 + $product/tax)}$</li>
        </ul>
      </li>}
    </ul>
  </body>
</html>

};