hixie: Add a note about how to implement type=email checking with a regular expression. (whatwg r6884)

hixie: Add a note about how to implement type=email checking with a
regular expression. (whatwg r6884)

http://dev.w3.org/cvsweb/html5/spec/Overview.html?r1=1.5481&r2=1.5482&f=h
http://html5.org/tools/web-apps-tracker?from=6883&to=6884

===================================================================
RCS file: /sources/public/html5/spec/Overview.html,v
retrieving revision 1.5481
retrieving revision 1.5482
diff -u -d -r1.5481 -r1.5482
--- Overview.html 10 Jan 2012 00:08:40 -0000 1.5481
+++ Overview.html 10 Jan 2012 00:56:21 -0000 1.5482
@@ -35175,7 +35175,18 @@
   simultaneously too strict (before the "@" character), too vague
   (after the "@" character), and too lax (allowing comments,
   whitespace characters, and quoted strings in manners unfamiliar to
-  most users) to be of practical use here.<p>A <dfn id="valid-e-mail-address-list">valid e-mail address list</dfn> is a <a href="#set-of-comma-separated-tokens">set of
+  most users) to be of practical use here.<div class="note">
+
+   
+
+   <p>The following JavaScript- and Perl-compatible regular expression
+   is an implementation of the above definition.</p>
+
+   <pre>/^[a-zA-Z0-9.!#$%&amp;'*+-/=?\^_`{|}~-]+@[a-zA-Z0-9-]+(?:\.[a-zA-Z0-9-]+)*$/</pre>
+
+   
+
+  </div><p>A <dfn id="valid-e-mail-address-list">valid e-mail address list</dfn> is a <a href="#set-of-comma-separated-tokens">set of
   comma-separated tokens</a>, where each token is itself a
   <a href="#valid-e-mail-address">valid e-mail address</a>. <span class="impl">To obtain the
   list of tokens from a <a href="#valid-e-mail-address-list">valid e-mail address list</a>, and

Received on Tuesday, 10 January 2012 00:58:37 UTC