This code sample is adapted from Clifford B. Anderson and Joseph C. Wicentowski, XQuery for Humanists (College Station: Texas A&M University Press, 2020), 166. Download this code sample in its raw form. View the source on GitHub.

xquery version "3.1";

let $name := "Franklin D. Roosevelt"
let $url := fn:replace(fn:lower-case($name), "\W+", "-")
return
    $url