On Fri, 30 Jun 2000, Kay Michael wrote:

>  > Somebody says XPATH provide a better functionality than xql.
>  > I am not sure about this. But lack of functions such as "like"
>  > to compare strings, and nested condition (i.e. a [] inside a [])
>  > makes it difficult to select some specified nodes with XPATH. 
>  > One can make
>  > extensions to XSLTs to overcome some of them (such as string 
>  > A like string
>  > B), but not always. Why don't the XPATH, allow using of 
>  > nested conditions?
>  >
>  I suspect the absence of a "like" function in version 1.0 is because people
>  didn't want to put regular expression matching in unless they got it right,
>  which with full Unicode and full internationalisation is not actually easy.

FWIW I believe that some of the latest Unicode documentation references
Perl 5.6's regular expression extensions for Unicode (it might not be a
direct reference though).

Disclaimer: I've not read the Unicode docs in question.

-- 
<Matt/> 

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