fn:current-merge-key

Used within xsl:merge-action, this returns the value that is the merge key of the items being processed by this activation of xsl:merge-action.

current-merge-key() ➔ xs:anyAtomicType*

Namespace

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

Links to W3C specifications

XSLT 3.0 Specification

Saxon availability

Available in XSLT 3.0. From Saxon 9.8, available in all editions.

Notes on the Saxon implementation

Introduced in Saxon 9.6; previously current-grouping-key() was overloaded for this purpose.

See also:

fn:current-merge-group()