RE: The pipe '|' operator: Does it mean Or or Union?

[kakridge@xxxxxxxxxxxxx]

> I've noticed the the Muenchian method uses '|' and that 
> everyone refers to this as a Union.  However, I also read that this
> 
> <xsl:template match="foo | foobar">
> 
> means to match the foo OR foobar elements.  

It means "union", although it is easy to fall into saying "or" as a kind
of shorthand.  Here, it says to match "foo" elements and "foobar"
elements, and to take the union of the two sets.

Cheers,

Tom P



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