fn:exists

Returns true if the given sequence is not empty.

exists($arg as item()*) ➔ xs:boolean

Arguments

 

$arg

item()*

The input sequence

Result

xs:boolean

Namespace

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

Links to W3C specifications

XPath 3.1 Functions and Operators

Saxon availability

Available in XPath 2.0, XSLT 2.0, XQuery 1.0, and later versions. Available in all Saxon editions.