root

root() ➔ node()

Returns the root node (typically but not necessarily a document node) of the tree containing the context node

There are no arguments
Result		node()

root($arg as node()?) ➔ node()?

Returns the root node (typically but not necessarily a document node) of the tree containing the supplied node

Arguments
	$arg	node()?	A node in the tree whose root is required
Result		node()?

Links to W3C specifications

Namespace: http://www.w3.org/2005/xpath-functions

Applies to: XPath 2.0, XSLT 2.0, XQuery 1.0 and later versions

XPath 2.0 Functions and Operators

XPath 3.0 Functions and Operators

Notes on the Saxon implementation

The function is fully implemented according to the W3C specifications.