Well to be fair I didn't try via XML, just using standard Regex classes. It 
maybe the validation code converts the subtraction classes into a more 
traditional representation.

-- 

Joe Fawcett (MVP - XML)
http://joe.fawcett.name

"CP" <msxml@s...> wrote in message 
news:uORSMgmjHHA.4768@T......
> Hi Joe,
>
> Wierd - that blog posting said .NET supports this :(
>
> Actually while researching this topic this morning I did come across 
> another government dept document that mentioned the same problem with 
> BS7666 and the .NET framework (though that was dated 2004).  Be very 
> interested to see your results with Saxon.
>
> Thanks again,
>
> Carl
>
>
> "Joe Fawcett" <joefawcett@n...> wrote in message 
> news:%23i5qPWmjHHA.3996@T......
>> Well I've just tried it with .NET and it doesn't seem to work there 
>> either. I will try Saxon later.
>> ( I tried [A-Z-[D-Z]]{3} against "ABC" which failed.)
>>
>> -- 
>>
>> Joe Fawcett (MVP - XML)
>> http://joe.fawcett.name
>>
>>
>>
>> "CP" <msxml@s...> wrote in message 
>> news:egYHXHmjHHA.4772@T......
>>> Hi Joe,
>>>
>>> I'd never heard of it before today either - problem is BS7666 is an 
>>> 'official' UK Gov Schema and it conforms to the w3 specs.  As a 
>>> short-term workaround we'll hack the xsd to use the 'normal' Reg Exp 
>>> notation like you suggest - mid-long term I think we'll be abandoning 
>>> MSXML for this product and looking at another method 
>>> (.NET/Java/Xerces/whatever .. *sigh*)
>>>
>>> Thanks!
>>>
>>> Carl
>>>
>>>
>>> "Joe Fawcett" <joefawcett@n...> wrote in message 
>>> news:%23nzmLBmjHHA.4596@T......
>>>> I'm not sure, I 'd never heard of it myself before your post, but 
>>>> surely there's an easy workaround in this case, just list the valid 
>>>> letters?
>>>>
>>>> -- 
>>>>
>>>> Joe Fawcett (MVP - XML)
>>>> http://joe.fawcett.name
>>>>
>>>> "CP" <msxml@s...> wrote in message 
>>>> news:eBVE0GljHHA.3472@T......
>>>>> Hi there,
>>>>>
>>>>> Been trying to validate (and failing) a UK XML postcode against the UK 
>>>>> government BS7666 v2.0 schema which has the following pattern:
>>>>>
>>>>> [A-Z]{1,2}[0-9R][0-9A-Z]? [0-9][A-Z-[CIKMOV]]{2}
>>>>>
>>>>> Am I correct in assuming that MSXML6 still does not support RegExp 
>>>>> Character Class Subtraction?  I saw this link:
>>>>>
>>>>> http://blogs.msdn.com/stan_kitsis/archive/2005/09/20/472185.aspx
>>>>>
>>>>> that specifies that it doesn't but as this was posted in 2005 I 
>>>>> thought I'd just see if anyone here knows if it's going to get 
>>>>> updated.
>>>>>
>>>>> Thanks for any info
>>>>>
>>>>> Regards
>>>>>
>>>>> Carl
>>>>>
>>>>
>>>>
>>>
>>>
>>
>>
>
>