fn:string

string() ➔ xs:string

Returns the string value of the context node.

There are no arguments
Result		xs:string

string($arg as item()?) ➔ xs:string

Returns the string value of the supplied node, or converts the supplied atomic value to a string.

Arguments
	$arg	item()?	A node whose string value is required, or an atomic value to be converted to a string
Result		xs:string

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