Pp. 263 (no. 317)

This code sample is adapted from Clifford B. Anderson and Joseph C. Wicentowski, XQuery for Humanists (College Station: Texas A&M University Press, 2020), 263. Download this code sample in its raw form. View the source on GitHub.

xquery version "3.1";

declare function local:fetch-data($URI as xs:string) as document-node() {
    fn:error(xs:QName("err:FODC0002"), "Error retrieving resource.")
};

try
    {
        local:fetch-data("https://archive.org/metadata/heirofredclyffe00yong")
    }
catch *
    {
        "I caught this error: " || $err:code ||
        " with this description: " || $err:description
    }