openide/plugins/htmltools/testData/highlighting/Html5DataAttrs1.html

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
    "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
  <title></title>
</head>
<body>
<ol>
  <li class="user" <warning>data-name</warning>="John Resig">
    Hello, how are you?
  </li>
</ol>
</body>
</html>