> Wouldn't <xsl:param name="start-val" select="0"/> cause the parser to search
> for a child named "0" within the context node?  Can it be safely assumed
> that if such a node does not exist the parser will return a numeric value of
> zero?

There is no child named 0 as XML names may not start with a digit.
This is why the XSL syntax can unambiguously distinguish numbers from
select patterns.

> If you're concerned about relying upon implicit type conversion, couldn't
> you use the following instead?
> 
>   <xsl:param name="start-val" select="number(0)"/>

you could, but call to number() isn't required.


David

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