Question

Define the concept of XPOINTER.

Answer 1

XPOINTER is used to point data within XML document. It is used to locate the particular part of the XML document. It is a W3C recommendation.

See this example:

1. address.xml#pointer(/ descendant ::streetnumber[@id =9])  

In this example, XPOINTER points "streetnumber = 9" in "address.xml".