This code sample is adapted from Clifford B. Anderson and Joseph C. Wicentowski, XQuery for Humanists (College Station: Texas A&M University Press, 2020), 273. Download this code sample in its raw form. View the source on GitHub.

xquery version "3.1";

let $json-string :=
    "University of Central Florida": 63016,
    "Texas A&M University": 58515,
    "Ohio State University": 55508,
    "Vanderbilt University": 12605
let $parsed-json := fn:parse-json($json-string)
    $parsed-json?("Vanderbilt University")