JSFiddle - React, Tailwind, and code Playground

HTML

<input type="button" class="parseButton" id="btnFile1" value="File 1" data-filename="file1.xml" />
<input type="button" class="parseButton" id="btnFile2" value="File 2" data-filename="file2.xml" />
<input type="button" class="parseButton" id="btnFile3" value="File 3" data-filename="file3.xml" />

JavaScript

function parseFile(fileName) {
    $.ajax({
        type: "GET",
        url: fileName,
        dataType: "xml",
        success: function(xml) {}
    });
}

$(document).ready(function() {
    $(".parseButton").click(function() {
        parseFile($(this).attr("data-filename"));
    }
    }