Excerpts from Mike Fowler's message of mar jun 29 06:37:28 -0400 2010:
> After seeing some other posts in the last couple of days, I realised I
> hadn't documented the function in the SGML. I have now done so, and
> added a couple of tests with XML literals. Please find the patch
> attached. Now time to go correct the xmlexists patch too...
Hmm, is 0 a valid node number in a xmlNodeSet? If it is, searching for
the zeroth node would make the code call PG_RETURN_BOOL(0), no?
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Álvaro Herrera <alvherre@commandprompt.com>
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