[e] (0) Try to provide more guidance.

Fixing https://www.w3.org/Bugs/Public/show_bug.cgi?id=15586
Affected topics: HTML

git-svn-id: http://svn.whatwg.org/webapps@6972 340c8d12-0b0e-0410-8428-c7bf67bfef74

complete.html

@@ -23996,6 +23996,10 @@ <h6 id=general-guidelines><span class=secno>4.8.1.1.1 </span>General guidelines<
   image; it is not meant to supplement the image. The <code title=attr-title><a href=#the-title-attribute>title</a></code> attribute can be used for
   supplemental information.</p>
 
+  <p>Another corollary is that the <code title=attr-img-alt><a href=#attr-img-alt>alt</a></code> attribute's value should not repeat
+  information that is already provided in the prose next to the
+  image.</p>
+
   <p class=note>One way to think of alternative text is to think
   about how you would read the page containing the image to someone
   over the phone, without mentioning that there is an image

index

@@ -23996,6 +23996,10 @@ the time Marco had stuck his tongue out...&lt;/p&gt;</pre>
   image; it is not meant to supplement the image. The <code title=attr-title><a href=#the-title-attribute>title</a></code> attribute can be used for
   supplemental information.</p>
 
+  <p>Another corollary is that the <code title=attr-img-alt><a href=#attr-img-alt>alt</a></code> attribute's value should not repeat
+  information that is already provided in the prose next to the
+  image.</p>
+
   <p class=note>One way to think of alternative text is to think
   about how you would read the page containing the image to someone
   over the phone, without mentioning that there is an image

source

@@ -25788,6 +25788,11 @@ the time Marco had stuck his tongue out...&lt;/p></pre>
   title="attr-title">title</code> attribute can be used for
   supplemental information.</p>
 
+  <p>Another corollary is that the <code
+  title="attr-img-alt">alt</code> attribute's value should not repeat
+  information that is already provided in the prose next to the
+  image.</p>
+
   <p class="note">One way to think of alternative text is to think
   about how you would read the page containing the image to someone
   over the phone, without mentioning that there is an image