html/entref/unknown-xhtml10-strict.xhtml

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
                      "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head>
<title>Unknown HTML Character Entity Reference,
with XHTML 1.0 Strict DOCTYPE Declaration</title>
</head>
<body>
<h1>Unknown HTML Character Entity Reference, with XHTML 1.0 Strict
<code>DOCTYPE</code> Declaration</h1>


<h2>Test</h2>

<dl id="test-list">
<dt><code>&amp;unknown;</code> is rendered as</dt><dd>&unknown;</dd>
<dt><code>&amp;#xA9;</code> is rendered as</dt><dd>&#xA9;</dd>
</dl>

<p>The <code>innerHTML</code> of the list above is:</p>
<pre id="test-source"></pre>
<p>About the first <code>dd</code> element:</p>
<ul id="test-nodes">
  <li>[There is no child.]</li>
</ul>

<script type="text/javascript">
var list = document.getElementById ('test-list');
document.getElementById ('test-source').appendChild
  (document.createTextNode (list.innerHTML));

var listc = list.getElementsByTagName ('dd')[0].childNodes;
var ul = document.getElementById ('test-nodes');
if (listc.length > 0) {
  ul.textContent = "";
  ul.innerText = "";
}
for (var i = 0; listc.length > i; i++) {
  var listcn = listc[i];
  var li = document.createElementNS ("http://www.w3.org/1999/xhtml", 'li');
  li.appendChild (document.createTextNode
                    (i + "th child is of type |" + listcn.nodeType +
                     "| with name |" + listcn.nodeName + "|, value |" +
                     listcn.nodeValue + "|."));
  ul.appendChild (li);
}
</script>

<h2>Expected Result</h2>

<dl>
<dt><a href="http://www.w3.org/TR/2002/REC-xhtml1-20020801/#uaconf">Conforming XHTML 1.0 User Agent</a></dt>
<dt><a href="http://www.w3.org/TR/2001/REC-xhtml-modularization-20010410/conformance.html#s_conform_user_agent">Conforming XHTML Family User Agent</a></dt>
        <dd>The character reference (later) is treated as a
        <code>COPYRIGHT SIGN</code>.</dd>
        <dd>A validating user agent will report a validity error
        since the <code>unknown</code> entity is not declared.</dd>
        <dd>A non-validating user agent will render the general
        entity reference (former) as a sequence of nine characters:
        <code>&amp;unknown;</code>.</dd>
</dl>

<h2>Discussion</h2>

<p>See a <a href="http://suika.fam.cx/gate/2005/sw/">SuikaWiki</a> article on <a href="http://suika.fam.cx/gate/2005/sw/XHTML/%E5%AE%9F%E4%BD%93%E5%8F%82%E7%85%A7">entity references in XHTML documents</a>.</p>

</body>
</html>
1	wakaba	1.1	<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
2			"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
3			<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
4			<head>
5			<title>Unknown HTML Character Entity Reference,
6			with XHTML 1.0 Strict DOCTYPE Declaration</title>
7			</head>
8			<body>
9			<h1>Unknown HTML Character Entity Reference, with XHTML 1.0 Strict
10			<code>DOCTYPE</code> Declaration</h1>
11
12
13			<h2>Test</h2>
14
15			<dl id="test-list">
16			<dt><code>&unknown;</code> is rendered as</dt><dd>&unknown;</dd>
17			<dt><code>&#xA9;</code> is rendered as</dt><dd>©</dd>
18			</dl>
19
20			<p>The <code>innerHTML</code> of the list above is:</p>
21			<pre id="test-source"></pre>
22	wakaba	1.2	<p>About the first <code>dd</code> element:</p>
23			<ul id="test-nodes">
24			<li>[There is no child.]</li>
25			</ul>
26
27	wakaba	1.1	<script type="text/javascript">
28	wakaba	1.2	var list = document.getElementById ('test-list');
29	wakaba	1.1	document.getElementById ('test-source').appendChild
30	wakaba	1.2	(document.createTextNode (list.innerHTML));
31
32			var listc = list.getElementsByTagName ('dd')[0].childNodes;
33			var ul = document.getElementById ('test-nodes');
34			if (listc.length > 0) {
35			ul.textContent = "";
36			ul.innerText = "";
37			}
38			for (var i = 0; listc.length > i; i++) {
39			var listcn = listc[i];
40			var li = document.createElementNS ("http://www.w3.org/1999/xhtml", 'li');
41			li.appendChild (document.createTextNode
42			(i + "th child is of type \|" + listcn.nodeType +
43			"\| with name \|" + listcn.nodeName + "\|, value \|" +
44			listcn.nodeValue + "\|."));
45			ul.appendChild (li);
46			}
47	wakaba	1.1	</script>
48
49			<h2>Expected Result</h2>
50
51			<dl>
52			<dt><a href="http://www.w3.org/TR/2002/REC-xhtml1-20020801/#uaconf">Conforming XHTML 1.0 User Agent</a></dt>
53			<dt><a href="http://www.w3.org/TR/2001/REC-xhtml-modularization-20010410/conformance.html#s_conform_user_agent">Conforming XHTML Family User Agent</a></dt>
54			<dd>The character reference (later) is treated as a
55			<code>COPYRIGHT SIGN</code>.</dd>
56			<dd>A validating user agent will report a validity error
57			since the <code>unknown</code> entity is not declared.</dd>
58			<dd>A non-validating user agent will render the general
59			entity reference (former) as a sequence of nine characters:
60			<code>&unknown;</code>.</dd>
61			</dl>
62
63			<h2>Discussion</h2>
64
65			<p>See a <a href="http://suika.fam.cx/gate/2005/sw/">SuikaWiki</a> article on <a href="http://suika.fam.cx/gate/2005/sw/XHTML/%E5%AE%9F%E4%BD%93%E5%8F%82%E7%85%A7">entity references in XHTML documents</a>.</p>
66
67			</body>
68			</html>