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   Re: xpath vs xql

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  • From: Paul Prescod <paul@prescod.net>
  • To: xml-dev@xml.org
  • Date: Thu, 29 Jun 2000 16:29:13 -0500

Huaxin Zhang 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, 

Is there a formal definition for "like" that works for all languages?

> 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?

Nested conditions are allowed in XPath. Why do you believe otherwise?
 Paul Prescod - Not encumbered by corporate consensus
The calculus and the rich body of mathematical analysis to which it 
gave rise made modern science possible, but it was the algorithm that 
made the modern world possible.
	- The Advent of the Algorithm (pending), by David Berlinski

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