slide 16

More than Ever, XPath 2.0 is About XML as Modeled
Not About “XML Documents”

• XPath 2.0 does not
  • Read or understand XML documents (instances)
  • Understand about pointy brackets or entities
• XPath 2.0 works on a model of an XML document
  • Some application (a “parser”) reads serialized XML and creates new model
  • The XML document can still be thought of as a tree of nodes
  • XPath 2.0 works with element nodes, attribute nodes,
    comment nodes, etc.

An application uses XPath 2.0 to select part of a tree for processing