[Standards] XEP-0106: JID\20Escaping

Joe Hildebrand hildjj at gmail.com
Mon Jun 4 09:37:32 CDT 2007


"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.


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...).
>
> - Ian
>



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