RE: [xsl] Xpath expression with " | "

["Michael Kay" <mhk@xxxxxxxxx>]

> i found on an old xsl an "Xpath" expression like this:
> 
> 
> <xsl:if test=" /AAA /BBB/( CCC | EEE ) [ . != '']">

This is legal in XPath 2.0 but not in XPath 1.0.

It might also have been legal in Microsoft's WD-xsl dialect, I have no idea.

In XPath 1.0 it needs to be expanded to 

 (/AAA/BBB/CCC | /AAA/BBB/EEE ) [ . != '']

Michael Kay




>       <xsl:apply-template.........
> 
> i test it with xalan/Tomcat (last version) and have the error for this
> line:
> 
> A stage of site was awaited after the token ''/'' or ''//''
> 
> the expression   /BBB/( CCC | EEE )  is not valid ?
> Is there an alternativ grammar for multi union  ?
> 
> merci