[] (0) Elaborate on the rules for ASCII-compatible encodings (see las…

…t checkin). (credit: pt)

git-svn-id: http://svn.whatwg.org/webapps@3332 340c8d12-0b0e-0410-8428-c7bf67bfef74

index

@@ -1705,13 +1705,13 @@ a.<a href=#dom-uda-protocol title=dom-uda-protocol>protocol</a> = 'https'; // ch
   the set 0x09, 0x0A, 0x0C, 0x0D, 0x20 - 0x22, 0x26, 0x27, 0x2C -
   0x3F, 0x41 - 0x5A, and 0x61 - 0x7A<!-- is that list ok? do any
   character sets we want to support do things outside that range?
-  -->, ignoring cases where those bytes would be part of multibyte
-  sequences. <a href=#refsRFC1345>[RFC1345]</a></p>
+  -->, ignoring the second and later bytes of multibyte sequences. <a href=#refsRFC1345>[RFC1345]</a></p>
 
   <p class=note>This includes such exotic encodings as Shift_JIS and
   variants of ISO-2022, even though it is possible for bytes like 0x70
   to be part of longer sequences that are unrelated to their
-  interpretation as ASCII.</p>
+  interpretation as ASCII. It excludes such encodings as UTF-7,
+  UTF-16, HZ-GB-2312, GSM03.38, and EBCDIC variants.</p>
 
   <!--
    We'll have to change that if anyone comes up with a way to have a

source

@@ -730,13 +730,14 @@ a.<span title="dom-uda-protocol">protocol</span> = 'https'; // change just the s
   the set 0x09, 0x0A, 0x0C, 0x0D, 0x20 - 0x22, 0x26, 0x27, 0x2C -
   0x3F, 0x41 - 0x5A, and 0x61 - 0x7A<!-- is that list ok? do any
   character sets we want to support do things outside that range?
-  -->, ignoring cases where those bytes would be part of multibyte
-  sequences. <a href="#refsRFC1345">[RFC1345]</a></p>
+  -->, ignoring the second and later bytes of multibyte sequences. <a
+  href="#refsRFC1345">[RFC1345]</a></p>
 
   <p class="note">This includes such exotic encodings as Shift_JIS and
   variants of ISO-2022, even though it is possible for bytes like 0x70
   to be part of longer sequences that are unrelated to their
-  interpretation as ASCII.</p>
+  interpretation as ASCII. It excludes such encodings as UTF-7,
+  UTF-16, HZ-GB-2312, GSM03.38, and EBCDIC variants.</p>
 
   <!--
    We'll have to change that if anyone comes up with a way to have a