JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://jp.igniteui.com/js/modernizr.min.js"></script>
<script src="https://code.jquery.com/jquery-1.9.1.min.js"></script>
<script src="https://code.jquery.com/ui/1.10.3/jquery-ui.min.js"></script>
<script src="https://cdn-na.infragistics.com/igniteui/latest/js/infragistics.core.js"></script>
<script src="https://cdn-na.infragistics.com/igniteui/latest/js/infragistics.lob.js"></script>
<link href="https://cdn-na.infragistics.com/igniteui/latest/css/themes/infragistics/infragistics.theme.css" rel="stylesheet"></link>
<link href="https://cdn-na.infragistics.com/igniteui/latest/css/structure/infragistics.css" rel="stylesheet"></link>
<script src="https://cdn-na.infragistics.com/igniteui/latest/js/i18n/infragistics-ja.js"></script>

<div id="combo"></div>

JavaScript

$(function () {
                        
            //Sample XML Data
            var xmlDoc = '<People>' +
                '<Person ID="1" Name="Gustavo Achong" />' +
                '<Person ID="2" Name="Catherine Abel" />' +
                '<Person ID="3" Name="Kim Abercrombie" />' +
            '</People>';

            //Binding to XML requires a schema to define data fields
            var xmlSchema = new $.ig.DataSchema("xml",
                { 
                    //searchField serves as the base node(s) for the XPaths
                    searchField: "//Person", 
                    fields: [
                        { name: "ID", xpath: "./@ID" },
                        { name: "Name", xpath: "./@Name" }
                    ]
                }
            );

            //This creates an Infragistics datasource from the XML 
            //and the Schema which can be consumed by the grid.
            var ds = new $.ig.DataSource({
                type: "xml",
                dataSource: xmlDoc,
                schema: xmlSchema 
            });

            $("#combo").igCombo({
                dataSource: ds, //$.ig.DataSource defined above
                valueKey: "ID",
                textKey: "Name"
            });

        });