fn:fold-right

fn:fold-right(
   $function as function(item(), item()*) as item()*,
   $zero as item()*,
   $seq as item()*
) as item()*

Summary

Processes the supplied sequence from right to left, applying the supplied function repeatedly to each item in turn, together with an accumulated result value. For more details, see XPath 3.0 Functions and Operators.

Parameters
function	The fold function value.
zero	The zero argument.
seq	The sequence to fold

Example

fn:fold-right(function($z, $a) { $z || "," || $a }, ">>", ("a","b","c"))
=> "a,b,c,>>"