Special Edition Using XSLT

XPath Core Function Library

Node-Set Functions

last()

According to the XPath specification, the last() function is a node-set function that returns the size for the current (context) node. In reality, this function selects the last child node of the context node.

Arguments: None

Return Type: Number

Example:

child::para[position()=last()] 

position()

The position function is a node-set function that returns the position for the current (context) node.

Arguments: None

Return Type: Number

Example:

child::para[position()=last()] 

count(node-set)

Takes a node set and returns the number of nodes in the set.

Arguments: node-set

Return Type: Number

Example:

child::para[count()] 

id(string)

Selects one or more element instances based on its ID ...