Re: [xml] Xpath question

[Daniel Veillard <veillard redhat com>]

On Mon, Jun 02, 2008 at 06:20:07PM -0700, Yong Chen (yongche) wrote:
> 
> Hi,
> 
> Got a question regarding xpath usage in libxml2.
> 
> If I have a document doc, which contains some nodes, say n1, n2, n3.
> 
> Now I have an xpath as:  "/bookstore/book[1]/title"
> 
> Do we have any api that can evaluate node "n1" and tell me that if we
> were to apply this xpath string to the document, then n1 would be
> selected (or not).
> 
> Basically I want to evaluate an xpath on node basis, not the full
> document basis.

  The closest is the patter module, but that works only on a subset
of XPath

   http://xmlsoft.org/html/libxml-pattern.html

you will have to look at the code in XPath/Schemas to get an idea on how
to use it, as there isn't much documentation.

Daniel

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