Re: draft-klensin-unicode-escapes-05 and draft-klensin-net-utf8-05

["Clive D.W. Feather" <[e-mail]>]

Stephane Bortzmeyer said:
>> In section 5.1 you don't mention a similar trick for "\u'"
>> constructs, and "implementors" (i.e. protocol designers)
>> might pick some '\\' convention to get a literal '\'.  Is
>> that as it should be?
> 
> It seems well-covered in the current draft:
> 
>> Since this specification does not recommend one specific syntax,
>> protocols specifications that use escapes MUST define the syntax
>> they are using, including any necessary escapes to permit the escape
>> sequence to be used literally.

> I would have preferred an official recommandation but it seems there
> is no consensus for one specific 'escape the escape' format.

However, since we're mentioning "&" as *a* syntax that always works,
even though the more usual approach is "&", I think for completeness
we should mention "\u'005C'" as *a* guaranteed way of getting a backslash,
even if "\\" is more usual.

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