slide 27

Location Paths Change From Nodesets (1.0) to Sequences (2.0)

• Location paths in XPath 1.0 return node sets
• Location Paths in XPath 2.0 return sequences
• Node sets
  • have no duplicates
  • (by definition) were in no order
• Sequences
  • are an ordered collection (list)
  • of zero, one, or more items (not just nodes)
  • may well have duplicates

So let’s look at sequences in context