FunctX XQuery Function Library > Strings > Replacing >

functx:reverse-string

Reverses the order of characters

Description

The functx:reverse-string function reverses the order of characters in a string. It returns a zero-length string if the argument is the empty sequence.

Arguments and Return Type

XQuery Function Declaration

declare namespace functx = "http://www.functx.com";
declare function functx:reverse-string
  ( $arg as xs:string? )  as xs:string {

   codepoints-to-string(reverse(string-to-codepoints($arg)))
 } ;

Examples

functx:reverse-string('abc')

cba

functx:reverse-string('a')

a

See Also

History