JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<html>
<head>
<link rel="stylesheet" href="https://cdn.datatables.net/1.10.16/css/jquery.dataTables.min.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script src="https://code.jquery.com/jquery-1.12.4.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.21.0/moment.min.js"></script>
<script src="https://cdn.datatables.net/1.10.16/js/jquery.dataTables.min.js"></script>
<script>
$(document).ready(function() {
		sortDatePlugin();
    
		$.fn.dataTable.moment('M/D/YYYY');

    $('#example').DataTable( {
        initComplete: function () {
            this.api().columns().every( function () {
                var column = this;
                var select = $('<select><option value=""></option></select>')
                    .appendTo( $(column.footer()).empty() )
                    .on( 'change', function () {
                        var val = $.fn.dataTable.util.escapeRegex(
                            $(this).val()
                        );
                        column
                            .search( val ? '^'+val+'$' : '', true, false )
                            .draw();
                       countstageplan();
                    } );
                 column.data().unique().sort().each( function ( d, j ) {
                    select.append( '<option value="'+d+'">'+d+'</option>' )
                } );
            } );
        }
    } );
} );

function sortDatePlugin(){
	$.fn.dataTable.moment = function (format,locale){
		var types = $.fn.dataTable.ext.type;
		// Add type detection
		types.detect.unshift( function ( d ) {
			return moment( d, format, locale, true ).isValid() ? 'moment-'+format : null;
		});
		// Add sorting method - use an integer for the sorting
		types.order[ 'moment-'+format+'-pre' ] = function ( d ) {
			return moment( d, format, locale, true ).unix();
		};
	};		
}

function countstageplan()
{
    alert("Hello World");
    var count=0;
       ...