[Standards] XEP-0106: JID\20Escaping

[Peter Saint-Andre]

Joe Hildebrand wrote:
> On Jun 3, 2007, at 1:39 PM, Ian Paterson wrote:
> 
>> Peter Saint-Andre wrote:
>>> 3. A node identifier MUST NOT start with the string \20, which would 
>>> be escaped to SP (" ") and therefore mess up transformations to 
>>> numerous other systems (and probably also mess with users' heads). I 
>>> think \20 is OK at the end of a node identifier but we might want to 
>>> discourage that as well.
>>
>> Yes, we might want to discourage all whitespace characters at the 
>> start or end of a node identifier (e.g., non-breaking spaces, tabs...).
>
> "Real" whitespace isn't allowed at all, and \20 is the only escaped 
> whitespace that is permissible.  Therefore, prohibiting \20 at the ends 
> is sufficient.

Correct.

Peter

-- 
Peter Saint-Andre
XMPP Standards Foundation
http://www.xmpp.org/xsf/people/stpeter.shtml

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