JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://raw.github.com/AndrewWhitaker/jQuery-Aggregate/master/dist/jQuery-Aggregate.min.js"></script>
<span id="message"></span>

JavaScript

var letters = "abcdefghijklmnopqrstuvwxyz";


var message = $.aggregate([0, 6, 6, 17, 4, 6, 0, 19, 4], '',  function (working, element) {
    return working + letters.charAt(element);
}, function (value) {
    return value.toUpperCase();
});

$("#message").text(message);