map:size

Returns the number of entries (key/value pairs) in the supplied map.

size($input as map(*)) ➔ xs:integer

Arguments

 

$input

map(*)

The input map

Result

xs:integer

Namespace

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

Links to W3C specifications

XPath 3.1 Functions and Operators

XSLT 3.0 Specification

Notes on the Saxon implementation

Available as defined in XSLT 3.0 since Saxon 9.6; in XSLT, XPath, and XQuery, whether or not 3.0 is available.

XPath 3.1 version implemented since Saxon 9.7.