- From: poot <cvsmail@w3.org>
- Date: Sun, 20 Jul 2008 03:22:44 +0900 (JST)
- To: public-html-diffs@w3.org
Added initial character references table draft (changed by: Lachlan
Hunt)
Diffs for this change per section:
Current content per affected section:
http://dev.w3.org/html5/html-author/charref.html#w3c-editors
http://dev.w3.org/html5/html-author/charref.html#empty-attr
http://dev.w3.org/html5/html-author/charref.html#single-quote-attr
http://dev.w3.org/html5/html-author/charref.html#double-quote-attr
http://dev.w3.org/html5/html-author/charref.html#unquoted-attr
http://dev.w3.org/html5/html-author/charref.html#elements
http://dev.w3.org/html5/html-author/charref.html#the-web
http://dev.w3.org/html5/html-author/charref.html#empty
Previously published WD content per affected section:
http://www.w3.org/TR/2008/WD-html5-20080610/single-page/#w3c-editors
http://www.w3.org/TR/2008/WD-html5-20080610/single-page/#empty-attr
http://www.w3.org/TR/2008/WD-html5-20080610/single-page/#single-quote-attr
http://www.w3.org/TR/2008/WD-html5-20080610/single-page/#double-quote-attr
http://www.w3.org/TR/2008/WD-html5-20080610/single-page/#unquoted-attr
http://www.w3.org/TR/2008/WD-html5-20080610/single-page/#elements
http://www.w3.org/TR/2008/WD-html5-20080610/single-page/#the-web
http://www.w3.org/TR/2008/WD-html5-20080610/single-page/#empty
Cumulative diff: http://people.w3.org/mike/diffs/html5/html-author/charref.diff.html
http://dev.w3.org/cvsweb/html5/html-author/charref.html?r1=NONE&r2=1.1&f=h
===================================================================
RCS file: /sources/public/html5/html-author/Overview.html,v
retrieving revision 1.12
retrieving revision 1.13
diff -u -d -r1.12 -r1.13
--- Overview.html 12 Jun 2008 16:30:39 -0000 1.12
+++ Overview.html 19 Jul 2008 18:21:34 -0000 1.13
@@ -39,13 +39,13 @@
<h1 id=the-web>The Web Developer’s Guide to HTML 5</h1>
- <h2 class="no-num no-toc" id=w3c-editors>W3C Editor’s Draft 12 June 2008</h2>
+ <h2 class="no-num no-toc" id=w3c-editors>W3C Editor’s Draft 19 July 2008</h2>
<dl>
<dt>This version:
<dd><a
- href="http://www.w3.org/TR/2008/ED-html5-author-20080612">http://www.w3.org/TR/2008/ED-html5-author-20080612</a>
+ href="http://www.w3.org/TR/2008/ED-html5-author-20080719">http://www.w3.org/TR/2008/ED-html5-author-20080719</a>
<dt>Latest version:
@@ -163,8 +163,17 @@
<li><a href="#attributes0"><span class=secno>3.3 </span>Attributes</a>
<ul class=toc>
- <li><a href="#empty"><span class=secno>3.3.1 </span>Empty
+ <li><a href="#empty-attr"><span class=secno>3.3.1 </span>Empty
Attributes</a>
+
+ <li><a href="#unquoted-attr"><span class=secno>3.3.2 </span>Unquoted
+ Attribute Values</a>
+
+ <li><a href="#single-quote-attr"><span class=secno>3.3.3
+ </span>Single-Quoted Attribute Values</a>
+
+ <li><a href="#double-quote-attr"><span class=secno>3.3.4
+ </span>Double-Quoted Attribute Values</a>
</ul>
</ul>
@@ -464,6 +473,14 @@
</html></pre>
</div>
+ <p class=note>Note: The XHTML document does not need to include the DOCTYPE
+ because XHTML documents that are delivered correctly using an XML MIME
+ type and are processed as XML by browsers, are always rendered in <em>no
+ quirks mode</em>. However, the DOCTYPE may optionally be included, and
+ should be included if the document uses the compatible subset of markup
+ that is conforming in both HTML and XHTML, and is ever expected to be used
+ in <code>text/html</code> environments.
+
<p>Both the HTML and XHTML syntax appear similar and it is possible to mark
up documents using a common subset of of the syntax that is the same in
both, while avoiding the syntactic sugar that is unique to each.
@@ -499,25 +516,26 @@
<pre><code><!DOCTYPE html></code></pre>
- <p>The DOCTYPE originates from HTML's SGML lineage and, in previous levels
- of HTML, was originally used to refer to a Document Type Definition — a
- formal declaration of the elements, attributes and syntactic features that
- could be used within the document. Those who are familiar with previous
- levels of HTML will notice that there is no PUBLIC or SYSTEM identifier
- present in this DOCTYPE, which were used to refer to the DTD.
+ <p>The <code>DOCTYPE</code> originates from HTML’s SGML lineage and, in
+ previous levels of HTML, was originally used to refer to a Document Type
+ Definition (DTD) — a formal declaration of the elements, attributes and
+ syntactic features that could be used within the document. Those who are
+ familiar with previous levels of HTML will notice that there is no
+ <code>PUBLIC</code> or <code>SYSTEM</code> identifier present in this
+ <code>DOCTYPE</code>, which were used to refer to the DTD.
- <p>As HTML5 is no longer formally based upon SGML, the DOCTYPE no longer
- serves this purpose, and thus it does not refer to a DTD anymore. However,
- due to legacy constraints, it has gained another very important purpose:
- triggering no-quirks mode in browsers.
+ <p>As HTML5 is no longer formally based upon SGML, the <code>DOCTYPE</code>
+ no longer serves this purpose, and thus it does not refer to a DTD
+ anymore. However, due to legacy constraints, it has gained another very
+ important purpose: triggering no-quirks mode in browsers.
<p>HTML 5 defines three modes: <strong>quirks mode</strong>,
<strong>limited quirks mode</strong> and <strong>no quirks mode</strong>,
- of which it is only considered conforming to use the latter. The reason
- for this is due to backwards compatibility. The important thing to
- understand is that there are differences in the way documents are visually
- rendered in each of the modes and to ensure the most standards compliant
- rendering, it is important to ensure no-quirks mode is used.
+ of which only the latter is considered conforming to use. The reason for
+ this is due to backwards compatibility. The important thing to understand
+ is that there are differences in the way documents are visually rendered
+ in each of the modes and to ensure the most standards compliant rendering,
+ it is important to ensure no-quirks mode is used.
<h3 id=elements><span class=secno>3.2 </span>Elements</h3>
@@ -552,9 +570,7 @@
</div>
<p>An empty element is any element that does not contain any content within
- it. Some elements are forbidden from containing any content at all, and
- this special class of empty elements are known as <em>void elements</em>.
- In general, an empty element is just one with a start tag immediately
+ it. In general, an empty element is just one with a start tag immediately
followed by its associated end tag. In both HTML and XHTML syntaxes, this
can be represented in the same way.
@@ -564,10 +580,12 @@
<pre><code><span></span></code></pre>
</div>
- <p>But note that in HTML, that syntax cannot be used for void elements. For
- such elements, the end tag must be omitted because the element is
- automatically closed by the parser. Such elements include, among others,
- <code>br</code>, <code>hr</code>, <code>link</code> and <code>meta</code>
+ <p>Some elements, however, are forbidden from containing any content at
+ all. These are known as <em>void elements</em>. In HTML, the above syntax
+ cannot be used for void elements. For such elements, the end tag must be
+ omitted because the element is automatically closed by the parser. Such
+ elements include, among others, <code>br</code>, <code>hr</code>,
+ <code>link</code> and <code>meta</code>
<div class="example html">
<p>HTML Example:</p>
@@ -577,8 +595,8 @@
<p>In XHTML, the XML syntactic requirements dictate that this must be made
explicit using either an explicit end tag, as above, or the empty element
- tag syntax. This is achieved by inserting a slash at the end of the start
- tag, immediately before the right angle bracket.
+ syntax. This is achieved by inserting a slash at the end of the start tag
+ immediately before the right angle bracket.
<div class=example>
<p>Example:</p>
@@ -620,14 +638,12 @@
<p>There are four slightly different syntaxes that may be used for
attributes in HTML: Empty attribute syntax, Unquoted attribute value
syntax, Single-quoted attribute value syntax and Double-quoted attribute
- value syntax.
-
- <p>All four syntaxes may be used in the HTML syntax, depending on what is
- needed for each specific attribute. However, in the XHTML syntax,
- attribute values must always be quoted using either single or double
- quotes.
+ value syntax. All four syntaxes may be used in the HTML syntax, depending
+ on what is needed for each specific attribute. However, in the XHTML
+ syntax, attribute values must always be quoted using either single or
+ double quotes.
- <h4 id=empty><span class=secno>3.3.1 </span>Empty Attributes</h4>
+ <h4 id=empty-attr><span class=secno>3.3.1 </span>Empty Attributes</h4>
<p>An empty attribute is one where the value has been omitted. This is a
syntactic shorthand for specifying the attribute with an empty value, and
@@ -644,9 +660,9 @@
<pre><code><input disabled="">...</div></code></pre>
</div>
- <p class=note>Note: While, in the previous, it is semantically equivalent
- to specifying the attribute with the value <code>"disabled"</code>, it is
- not exactly the same.
+ <p class=note>Note: While, in the previous example, it is semantically
+ equivalent to specifying the attribute with the value
+ <code>"disabled"</code>, it is not exactly the same.
<div class="html example">
<p>Example:</p>
@@ -659,14 +675,29 @@
<pre><code><img src="decoration.png" alt=""></code></pre>
</div>
+ <h4 id=unquoted-attr><span class=secno>3.3.2 </span>Unquoted Attribute
+ Values</h4>
+
+ <p>In HTML, but not in XHTML, the quotes surrounding the value may also be
+ omitted in most cases. This does not apply to XHTML. The value may contain
+ any characters except for spaces, single or double quotes (<code>'</code>
+ or <code>"</code>), an equals sign (<code>=</code>) or a greater-than
+ symbol (<code>></code>). If you need an attribute to contain those
+ characters, they either need to be escaped using character references, or
+ you need to use either the <span title=single-quote-attr>single-</span> or
+ <span title=double-quote-attr>double-quoted attribute values</span>.
+
+ <h4 id=single-quote-attr><span class=secno>3.3.3 </span>Single-Quoted
+ Attribute Values</h4>
+
<div class=example>
<p>Example:</p>
<pre><code><div class='example'>...</div></code></pre>
</div>
- <p>In HTML, the quotes surround the value may also be omitted in most
- cases.
+ <h4 id=double-quote-attr><span class=secno>3.3.4 </span>Double-Quoted
+ Attribute Values</h4>
<p>In XHTML, attribute names are case sensitive and most are defined to be
lowercase. In HTML, attribute names are case insensitive, and so they
--- NEW FILE: charref.html ---
<!DOCTYPE html>
<meta charset="UTF-8">
<title>Character Entity Reference Chart</title>
<style>
table { font: .8em Monaco; display: block; }
tr { background: #EEE; display: inline-block; text-align: center; width: 10em; height: 10em; margin: .5em; padding: 1px; position: relative; }
td { display: block; }
.character { font: 4em Georgia, serif; line-height: 1.1; }
.hex, .dec { visibility: hidden; }
.desc { display: none; position :absolute; text-align: center; background: silver; color: black; }
tr:hover .character { font-size: 2em; }
tr:hover .hex, tr:hover .dec { visibility: visible; }
xtr:hover .desc { display: block; top: 100%; left: 0; }
</style>
<table>
<tr title="U+00009 CHARACTER TABULATION" class="8879-isogrk4"><td class="character">	</td><td class="named"><code>&Tab;</code></td><td class="hex"><code>&#x00009;</code></td><td class="dec"><code>&#9;</code></td><td class="desc">CHARACTER TABULATION</td></tr>
[...1463 lines suppressed...]
<td class="character">'</td>
<td class="named"><code>&apos;</code></td>
<td class="hex"><code>&#x00027;</code></td>
<td class="dec"><code>&#39;</code></td>
<td class="desc">APOSTROPHE</td>
</tr>
<tr><td class="character"><</td>
<td class="named"><code>&lt; &LT;</code></td>
<td class="hex"><code>&#x0003C;</code></td>
<td class="dec"><code>&#60;</code></td>
<td class="desc">LESS-THAN SIGN</td>
</tr>
<tr><td class="character">></td>
<td class="named"><code>&gt; &GT;</code></td>
<td class="hex"><code>&#x0003E;</code></td>
<td class="dec"><code>&#62;</code></td>
<td class="desc">GREATER-THAN SIGN</td>
</tr>
</table>
-->
Index: Overview.src.html
===================================================================
RCS file: /sources/public/html5/html-author/Overview.src.html,v
retrieving revision 1.12
retrieving revision 1.13
diff -u -d -r1.12 -r1.13
--- Overview.src.html 12 Jun 2008 16:30:39 -0000 1.12
+++ Overview.src.html 19 Jul 2008 18:21:34 -0000 1.13
@@ -301,6 +301,14 @@
</html></pre>
</div>
+ <p class="note">Note: The XHTML document does not need to include the
+ DOCTYPE because XHTML documents that are delivered correctly using an
+ XML MIME type and are processed as XML by browsers, are always rendered
+ in <em>no quirks mode</em>. However, the DOCTYPE may optionally be
+ included, and should be included if the document uses the compatible
+ subset of markup that is conforming in both HTML and XHTML, and is ever
+ expected to be used in <code>text/html</code> environments.</p>
+
<p>Both the HTML and XHTML syntax appear similar and it is possible to mark
up documents using a common subset of of the syntax that is the same in
both, while avoiding the syntactic sugar that is unique to each.
@@ -334,25 +342,26 @@
<pre><code><!DOCTYPE html></code></pre>
- <p>The DOCTYPE originates from HTML's SGML lineage and, in previous levels
- of HTML, was originally used to refer to a Document Type Definition —
- a formal declaration of the elements, attributes and syntactic features
- that could be used within the document. Those who are familiar with
- previous levels of HTML will notice that there is no PUBLIC or SYSTEM
- identifier present in this DOCTYPE, which were used to refer to the DTD.</p>
+ <p>The <code>DOCTYPE</code> originates from HTML’s SGML lineage and, in
+ previous levels of HTML, was originally used to refer to a Document Type
+ Definition (DTD) — a formal declaration of the elements, attributes and
+ syntactic features that could be used within the document. Those who are
+ familiar with previous levels of HTML will notice that there is no
+ <code>PUBLIC</code> or <code>SYSTEM</code> identifier present in this
+ <code>DOCTYPE</code>, which were used to refer to the DTD.</p>
- <p>As HTML5 is no longer formally based upon SGML, the DOCTYPE no longer
- serves this purpose, and thus it does not refer to a DTD anymore.
- However, due to legacy constraints, it has gained another very important
- purpose: triggering no-quirks mode in browsers.</p>
+ <p>As HTML5 is no longer formally based upon SGML, the <code>DOCTYPE</code>
+ no longer serves this purpose, and thus it does not refer to a DTD
+ anymore. However, due to legacy constraints, it has gained another very
+ important purpose: triggering no-quirks mode in browsers.</p>
<p>HTML 5 defines three modes: <strong>quirks mode</strong>,
<strong>limited quirks mode</strong> and <strong>no quirks mode</strong>,
- of which it is only considered conforming to use the latter. The reason
- for this is due to backwards compatibility. The important thing to
- understand is that there are differences in the way documents are
- visually rendered in each of the modes and to ensure the most standards
- compliant rendering, it is important to ensure no-quirks mode is used.</p>
+ of which only the latter is considered conforming to use. The reason for
+ this is due to backwards compatibility. The important thing to understand
+ is that there are differences in the way documents are visually rendered
+ in each of the modes and to ensure the most standards compliant
+ rendering, it is important to ensure no-quirks mode is used.</p>
<h3>Elements</h3>
@@ -385,9 +394,7 @@
</div>
<p>An empty element is any element that does not contain any content within
- it. Some elements are forbidden from containing any content at all, and
- this special class of empty elements are known as <em>void elements</em>.
- In general, an empty element is just one with a start tag immediately
+ it. In general, an empty element is just one with a start tag immediately
followed by its associated end tag. In both HTML and XHTML syntaxes, this
can be represented in the same way.</p>
@@ -396,10 +403,12 @@
<pre><code><span></span></code></pre>
</div>
- <p>But note that in HTML, that syntax cannot be used for void elements. For
- such elements, the end tag must be omitted because the element is
- automatically closed by the parser. Such elements include, among others,
- <code>br</code>, <code>hr</code>, <code>link</code> and <code>meta</code></p>
+ <p>Some elements, however, are forbidden from containing any content at all.
+ These are known as <em>void elements</em>. In HTML, the above syntax
+ cannot be used for void elements. For such elements, the end tag must be
+ omitted because the element is automatically closed by the parser. Such
+ elements include, among others, <code>br</code>, <code>hr</code>,
+ <code>link</code> and <code>meta</code></p>
<div class="example html">
<p>HTML Example:</p>
@@ -408,8 +417,8 @@
<p>In XHTML, the XML syntactic requirements dictate that this must be made
explicit using either an explicit end tag, as above, or the empty element
- tag syntax. This is achieved by inserting a slash at the end of the start
- tag, immediately before the right angle bracket.</p>
+ syntax. This is achieved by inserting a slash at the end of the start tag
+ immediately before the right angle bracket.</p>
<div class="example">
<p>Example:</p>
@@ -448,14 +457,12 @@
<p>There are four slightly different syntaxes that may be used for
attributes in HTML: Empty attribute syntax, Unquoted attribute value
syntax, Single-quoted attribute value syntax and Double-quoted attribute
- value syntax.</p>
-
- <p>All four syntaxes may be used in the HTML syntax, depending on what is
- needed for each specific attribute. However, in the XHTML syntax,
- attribute values must always be quoted using either single or double
- quotes.</p>
+ value syntax. All four syntaxes may be used in the HTML syntax, depending
+ on what is needed for each specific attribute. However, in the XHTML
+ syntax, attribute values must always be quoted using either single or
+ double quotes.</p>
- <h4>Empty Attributes</h4>
+ <h4 id="empty-attr">Empty Attributes</h4>
<p>An empty attribute is one where the value has been omitted. This is a
syntactic shorthand for specifying the attribute with an empty value,
@@ -470,9 +477,9 @@
<pre><code><input disabled="">...</div></code></pre>
</div>
- <p class="note">Note: While, in the previous, it is semantically equivalent
- to specifying the attribute with the value <code>"disabled"</code>, it is
- not exactly the same.</p>
+ <p class="note">Note: While, in the previous example, it is semantically
+ equivalent to specifying the attribute with the value <code>"disabled"</code>,
+ it is not exactly the same.</p>
<div class="html example">
<p>Example:</p>
@@ -483,13 +490,27 @@
<pre><code><img src="decoration.png" alt=""></code></pre>
</div>
+ <h4 id="unquoted-attr">Unquoted Attribute Values</h4>
+
+ <p>In HTML, but not in XHTML, the quotes surrounding the value may also be
+ omitted in most cases. This does not apply to XHTML. The value may
+ contain any characters except for spaces, single or double quotes
+ (<code>'</code> or <code>"</code>), an equals sign (<code>=</code>) or a
+ greater-than symbol (<code>></code>). If you need an attribute to
+ contain those characters, they either need to be escaped using
+ character references, or you need to use either the
+ <span title="single-quote-attr">single-</span> or
+ <span title="double-quote-attr">double-quoted attribute values</span>.</p>
+
+ <h4 id="single-quote-attr">Single-Quoted Attribute Values</h4>
+
<div class="example">
<p>Example:</p>
<pre><code><div class='example'>...</div></code></pre>
</div>
- <p>In HTML, the quotes surround the value may also be omitted in most cases.
- </p>
+ <h4 id="double-quote-attr">Double-Quoted Attribute Values</h4>
+
<p>In XHTML, attribute names are case sensitive and most are defined to be
lowercase. In HTML, attribute names are case insensitive, and so they
Received on Saturday, 19 July 2008 18:23:31 UTC