Re: XPath 2 sequence item type determination

Thanks again David.
I will think that out and hopefully will not find any hole in that argument.
Sounds goods so far ...

At 05:54 PM 2/09/2008 +0100, you wrote:
>
>
>> Though, say, if one wants to stick to standards and not proprietary
>> extensions, then surely the suggestion of using a series of "if instance
>> of" is problematic in that it is relying on the external string
>> representation of the type (via xsd schema) to guess the type of the
>> (internal) XDM item?
>
>No. Why do you say that? The item may never have been near an xsd
>schema.
>
>If you have a sequence
>
>(1,'1',true(),'true')
>
>then a nested test with instance of will show those types as xs:integer,
>xs:string, xs:boolean and xs:string respectively.
>
>this does not depend on any internals of the XSL processor the result is
>determined by the xpath spec. (I am assuming here that xs: is bound to
>the xsd schema namespace)
>
>
>David