[whatwg] Valid Unicode

Henri Sivonen hsivonen at iki.fi
Sat Dec 2 04:12:57 PST 2006

On Dec 2, 2006, at 03:11, Elliotte Harold wrote:

> Henri Sivonen wrote:
>>> 6. Are noncharacters U+FDD0..U+FDEF allowed (?)
>>> 7. Are the noncharacters from the last two characters of each  
>>> plane allowed (?)
>> I don't have particularly strong feelings here. Putting those  
>> characters is HTML is a bad idea, but allowing them is not a  
>> problem for HTML5 to XHTML5 conversion and they aren't a common  
>> problem like C1 controls.
> FFFE and FFFF are specifically forbidden by XML so they should  
> probably be forbidden here too. I think the others are allowed.

Right. Agreed. I though you were only talking about astral planes in  
point #7.

Henri Sivonen
hsivonen at iki.fi

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