fn:some

Returns true if at least one item in the input sequence satisfies a supplied predicate.

some($input as item()*, $predicate as (fn(item(), xs:integer) as xs:boolean?)?:=fn:boolean#1) ➔ xs:boolean

Arguments

 

$input

item()*

The input sequence

 

$predicate

(fn(item(), xs:integer) as xs:boolean?)?

:= fn:boolean#1

The predicate function

Result

xs:boolean

Namespace

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

Links to W3C specifications

XPath 4.0 Functions and Operators

Saxon availability

Available in XPath 4.0, XSLT 4.0, and XQuery 4.0, provided that 4.0 features are enabled (see Enabling 4.0 features). Requires Saxon-PE or Saxon-EE. Implemented since Saxon 11. Available for all platforms.

Notes on the Saxon implementation

Available since Saxon 13 in XPath 4.0. Available since Saxon 11 provided that syntax extensions are enabled.