You've been given 

//Party[@id=//Relation[child::RelationRoleCode[@tc='37']]/@RelatedObje
+ctID]/Producer/CarrierAppointment/CompanyProducerID

[download]

as an XPath expression. Why do you think you need to wrap substring(...) around that? What is your goal here?

Maybe start out with the simple XPath expressions, find out what XML::Twig returns and then look at how you get from a node to the values you really want.

In reply to Re^3: Xpath value query by Corion
in thread Xpath value query by Anonymous Monk

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