$(document).ready(function () {
        var oldtable = [];
        var table = $('#dataTable').DataTable( {
        ajax: "./data",
        "paging": false,
        "ordering": false,
        "searching": false,
        "info": false,
        "columnDefs": [ {
                            "targets": 8,
                            "data": "8",
                            "render": function ( data, type, row, meta ) {
                                        return '<a href="tel:'+data+'">'+data+'</a>';
    }
  },{
                            "targets": 9,
                            "data": "9",
                            "render": function ( data, type, row, meta ) {
                                        return '<a href="'+data+'">link</a>';
    }
  } ],

    });

        setInterval( function () {
        table.ajax.reload( null, false );
        }, 600 );

        playmp3( function () {
            oldtable = table
            var c = table.filter(n => oldtable.indexOf(n) === -1);
        });
});