JSFiddle - React, Tailwind, and code Playground

HTML

<html>
    <body>
<div id="loadingIndicator" style="display: none">
    Loading Indicator
</div>

<div id="cases">
    Cases
</div>

</body>
</html>

JavaScript

$('#loadingIndicator').show(1000, function(){
        $('#cases').hide(1000, function(){
            for (var i=0; i<1000; i++)
                $('<p>' + i + '</p>').appendTo($('body'));
            //doSort(columnNumber);
        }).show(1000, function(){
            $('#loadingIndicator').hide(1000)})
            });
    //}).hide(1000);